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HomeMy WebLinkAbout215-181 STATE OF ALASKA RECEIVED • ALASKA OIL AND GAS CONSERVATION CO ION REPORT OF SUNDRY WELL OPERA NS APR 1 1 2018 1. Operations Performed Abandon 0 Plug Perforations ❑ Fracture Stimulate 0 Pull Tubing 0 Operatio d>34 aF gtrA 0 Suspend 0 Perforate Il Other Stimulate El Alter Casing 0 Chang ❑ Plug for Redrill 0 Perforate New Pool 0 Repair Well 0 Re-enter Susp Well 0 Other: 0 2. Operator Name: BP Exploration(Alaska),Inc 4. Well Class Before Work 5. Permit to Drill Number: 215-181 3. Address: P.O.Box 196612 Anchorage, Development IZI Exploratory 0 AK 99519-6612 Stratigraphic 0 Service ❑ 6. API Number: 50-029-20618-02-00 7. Property Designation(Lease Number): ADL 028279&028278 8. Well Name and Number: PBU R-1 OA 9. Logs(List logs and submit electronic and printed data per 20AAC25.071): 10. Field/Pools: PRUDHOE BAY.PRUDHOE OIL 11.Present Well Condition Summary: Total Depth: measured 15134 feet Plugs measured None feet true vertical 8903 feet Junk measured None feet Effective Depth: measured 15042 feet Packer measured 9674 feet true vertical 8912 feet Packer true vertical 8523 feet Casing: Length: Size: MD: TVD: Burst: Collapse: Structural Conductor 80 20"x 30" 49-129 49-129 Surface 2654 13-3/8" 48-2702 48-2702 5380 2670 Intermediate 10012 9-5/8" 45-10057 45-8850 6870 4760 Liner 531 7" 9561-10092 8427-8880 8160 7020 Liner 535 4-1/2" 9781-15132 8614-8903 8430 7500 Perforation Depth: Measured depth: 10242-15036 feet True vertical depth: 9007-8913 feet SCOW Tubing(size,grade,measured and true vertical depth) 4-1/2"12.6#13Cr85 42-9787 42-8619 Packers and SSSV(type,measured and 4-1/2"HES TNT Perm Packer 9674 8523 true vertical depth) 12.Stimulation or cement squeeze summary: Intervals treated(measured): Treatment descriptions including volumes used and final pressure: 13. Representative Daily Average Production or Injection Data • Oil-Bbl Gas-Mcf Water-Bbl Casing Pressure Tubing Pressure Prior to well operation: 827 26577 1665 1990 987 Subsequent to operation: 0 0 0 900 80 14.Attachments:(required per 20 AAC 25.070.25.071,&25.283) 15.Well Class after work: Daily Report of Well Operations p Exploratory 0 Development RI Service 0 Stratigraphic 0 Copies of Logs and Surveys Run 0 16.Well Status after work: Oil II Gas 0 WDSPL 0 Printed and Electronic Fracture Stimulation Data ❑ GSTOR ❑ WINJ 0 WAG 0 GINJ 0 SUSP 0 SPLUG 0 17.I hereby certify that the foregoing is true and correct to the best of my knowledge. Sundry Number or N/A if C.O.Exempt: N/A Authorized Name: Bergene,Matthew Contact Name: Bergene,Matthew Authorized Title: Production Engineer Challenger Contact Email: Matthew.Bergenet bp.com Authorized Signature: . [;4:1---"k �Ia`7/Date:' �k `g Contact Phone: +1 9075644849 Form 10-404 Revised 04/2017 V/�T/L v/4/2-6/1 1 9 ?��� Submit Original Only • Daily Report of Well Operations R-10A ACTIVITYDATE SUMMARY Performed FCO on Wireless Pressure Gauges on IA/OA. FCO complete and ready to hand over to operations. SV= C. WV, SSV, MV= O. IA, OA= OTG. 1700 hrs. 3/15/2018 ***WELL S/I ON ARRIVAL***(SLB ELINE PERF/JEWELRY LOG) INITIAL T/I/O = 1600/875/125. MIRU, LPT/HPT= PASS. RIH W/2.5"X 30' POWERJET OMEGA GUNS, 6 SPF, 60 DEG PHASE. OAL =43', OAW = 320 LB, MAX OD = 2.78" (GUN SWELL IN FLUID) PERFORATE 10242'- 10272'. GOOD INDICATION OF SHOT. PERFORM JEWELRY LOG FROM DEV AT 10,433'TO 200'. ALL LOGS CORRELATED TO PDCL DATED 25-JAN-2016 WELL S/I ON DEPARTURE. FINAL T/I/O = 1705/875/125 3/18/2018 ***JOB COMPLETE ON 18-MARCH-2018*** TREE= 4"CAMERON WELLHEAD= 13-5/8*MCEi/OY • R-1 OAETY NOTES:WELL ANGLE a-70°ft 10477. " ACTUATOR= BAKER ""CHROME TBG&LNR°"'MAX DLS:18.6°ft 10635'. .OKE- `_ -'___,__.w_ 49.05' I BF.ELEV= —20.08' KOP= 3100` I I { 2026' _14-112"HES X NP,0=3.813" Max Angle= 103°@ 10817' Datum M)= mm 10076' = 2615` 9-5/8"DV PKR Datum TVD= 8800'SS GAS LFT MANDRELS 13-3/8"CSG,72#,L-80,D=12.347" H 2685' & ST MD TVD DEV TY FE VLV LATCH PORT DATE 6 3623 3600 22 KBG-2 DOME RK 16 01/17/16 5 5725 5290 34 MG SO RK 20 01/17/16 Minimum ID = 3.725" 9770' 4 6912 6257 36 MING DFM' RK 0 01/13/16 HES XN NIPPLE 3 7645 6648 37 MMG DFM' RK 0 01/13/16 2 8837 7822 34 MMG DFM' RK 0 01/13/16 TOP OF 7"LAR —I 8645' ll 0 1 9576 8439 32 KBG-2 OM'( BK 0 01/13/16 I I 9650' _14-1/2"HES X NP,13=3.813" g S 9674' Lir X 4-1/2"HES TNT PKR,D=3.856"i ' ' 9706' _14-1/2-1-ES X NF D=3.813" F 9770' _14-112"HES XN fes?D=3.725" 4-1/2"TOU OC —I 9781' 9781' 7"X 5"BKR lffD-E ZXP LTP w REBACK SLV&BKR FLEXLOCK HGR,D=4.320" 4-1/2"TBG,12.6#,13CR-85 VAM TOP, N 978T I , / 978T —I4-1/2"V4LEG,D=3.958" .0152 bpf,I)=3.958" =' C . H B-MD TT LOGGED if 9-5/8"CSG,47#,L-80,D=8.681" H 10040' e L 9816' _15"X 4-1/2"XO,0=3.958" 7"X 4-1/2"W-FSTOCK(12/29/15) --I 10092' k. It# MLLOUT WINDOW(R-10A) 10097-10105' 7"LMR,26#,L-80,.0383 bpf,D=6.276" H —10092' 111111 .e r 12089' 7.41/2"PUP TAG REF LOG:FMVIYGR ON 01/06/16 it ANGLE AT TOP PERF:37°g 10247 Note:Refer to Production DB for historical perf data e SIZE SPF NNTBNAL Opn/Sgz SHOT SQ7 r 14038' —14-1/2"PUP JOINT w/RA TAG 2-1/8" 4 10073-10118 S 10/17/89 11/12/15 I 2-1/2" 6 10242-10272 0 03/18/18 2-7/8" 6 14746-14936 0 01/11/16 I 2-7/8" 6 14986-15036 0 01/11/16 I PBTD ( 15042' d*�,,,,,, ,,,,e.#40',/, 14,. 4-1/2"LNR,12.6#,13-CR VAM TOP HC, —{ 15132' %AA:4A .0152 bpf,D=3.958" DATE REV BY COMMENTS DATE REV BY COMMENTS PRUJHOE BAY MT 10/30/81 INTIAL COMPLETION 03/01/16 JNJJMD UPDATEDOKB W L R-10A 01/02/89 FANO 03/19/18 KFI/JMD'ADPERFS(03/18/18) PERMIT No:"2151810 01/13/16 P-273 ST(Ft-10A) AR No: 50-029-20618-02 01/19/16 JMD DRLG HD CORRECTIONS SEC 32,T12N,R13E,797'FSI-&1722'FV& 01/19/16 REK/JMD GLV C/O(01/17/16) 01/22/16 BG/JMD FINAL ODE APPROVAL BP Exploration(Alaska) • 0 VD o I o 0 N O Z Z . co O - o Z c U) N V) , d > m > w , N .� + _ _ _ N U_ y Q cd Q m o co .N E .N E N E ca E O D }I m 10 ,5 0 fp -O -O 'O r -o L 'O L -o L V) Eo 'b m N co 0 Ic a 45 a,) 0 0 0 0 0 0 0 0 D -c• CO y ai aip a) a) Zp Zp OE Zp Zp Zp Zp Zp Zo Zo -c- Z Z E = EQ >J >J o o o o o o� o� o � 0o 0o m 6 m > > J (n J (JJ J (n J J J (n J (n J c co- F. 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F.F. a (EA co ZO ce o 0 0 a) c co Z N cQ O 0 UO U U U 0 0 U U U Q O O JoCd �O a) U m O. f C7 £ o) v LL E o O E ° can,) 11 E d 0 0 0 0 0 0 0 0 O d o a) 1 0 O a) o a 2 W W W W W W W J 3 Z 0 a. 0 I I 0 0 W 0 C.) i i 0 0 0 N N O co COV" a O Z N CO N 0 C o 5 -o o o c g z a J V O I z I q Y = N y6 R Nr < U 0 Ce C N CL 0 U W Ce 0a W w J U m o Z Q L N d z J 0 . a 2oco0 O N n E o 0 et a- J a oo Q O I— a z o z o t = N 2 CO m - �� 0 co c 0 Q a ° a� QC a z E 0 • U m z 1 a) I I 3 co 0 op 0 0m 't; 3 N d N Q. o M IV 7 c U ao U 'c C7 0 E d a 2 0 21 5181 I 26 874 ScbIumberge 0 Transmittal#: 07MAR16-SP01 MAR 7 2016' Drilling&Measurements DATA LOGGED MWD/LWD Log Product Delivery 4 I%/2014 AnGe M.K.BENDEF Customer: BP Exploration Alaska Inc Dispatched To: Makana Bender Well No: R-10A Date Dispatched: 7-Mar-16 APIN: 50-029-20618-02-00 Dispatched By: Stephanie Pacillo Well/ Product Hardcopy Digital Copy E-Delivery Date Delivered To: Transmittal I: 07MAR€6 °P01 AOGCC Makana Bender 12 Total Contents on CD N/A Color Log Prints: 10 VISION*Services 2" MD x x VISION*Services 2" MD MAD Pass x x VISION*Services 2'TVDSS x x VISION*Services 2"TVDSS MAD Pass x x VISION*Services 5"MD Quadrant Density x x VISION*Services 5"MD Quadrant Density Mad Pass x x VISION*Services 5"MD x x VISION*Services 5"MD MAD Pass x x VISION*Services 5"TVDSS x x VISION*Services 5"TVDSS MAD Pass x x Digital Data N/A Contents on CD x Survey 1 Contents on CD ASP Final Survey x x EOW CD 1 Contents on CD Graphics: PDF x Data: DLIS/ASCII x Survey: PDF,XLS x Please sign and email a copy to: Please sign and email a copy to: AlaskaPTSPrintCenterslb.com gancpdc@bp.com Alaska PTS Print Center ATTN: Merion Kendall Received By: MA/24/2.42447) 6._...eat 00 • • up 00 0 V""" to 121121A SEESS $ cf4 nvAi is a 0aa0a ii.1 Imp m 3 Ki `Rww..� o�mR mon8n .mR.- a N CV ! mo8mu o0,8mi6 888$& 8$888 8888$ BWWw o00 0 888 m dmdm40 mdd� g��� 22222 dd�gS 9SgSg aSS95iS SSsd� .0 rte y�p o rp (.� plil q rp Mit j m y �b 1� O O• O Qm g F n r s s ri A L A N Bpi P i t S a E n mg U^40 5 Q AXXXX 88 nsnTtd ddd;as XXXXX XXXX8 x .bat 0 a$$pm 40'.“2.0 48418 mSAoa m8na4 ao, :2 $xs.; 4.8ri8 2222E E22E2 2o2.2 sEEEEa HUE EEEEI E3222 28E2 10zgg.22 tm!rii noS!$NN401�77ri g14 01 m E!:! 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Q.,{n Xrt..ZIA Y RLL o Ugs4 dma s ssigax amWaa bmmgx sggar ; = 0,� i J J, ,f g 77 6 �SsS tm<: I�aFi9�' Stsnog '.9qI�gti Rrvn`�g tigg n PAgglig8w i m n Iia i I iif 411 410 S • Link, Liz M (DOA) From: Lastufka, Joseph N <Joseph.Lastufka@bp.com> Sent: Thursday, February 25, 2016 2:17 PM To: AOGCC Reporting (DOA sponsored) Subject: PBU R-10A/ PTD # 215-181 Hello, Please reference the following well: Well Name: PBU R-10A Permit#: 215-181 API #: 50-029-20618-01-00 Date of Test: 2/19/16 Type of Test: IPT (Initial Production Test) Choke Size: 52 Choke Unit: Production Method: Flowing Duration (Hours Tested): 8 Top Reference (Top Perf MD): 14746' Bottom Reference (Bottom Perf MD): 15036' Tubing Flowing (Pressure): 180 Casing Pressure: 1350 Total Test (Rate f/0, G, W): 494/7322 / 19 24-Hour Rate (0, G, W): 1482 /21966 / 56 Gravity (Oil, API): 29.9 GOR (Gas-Oil Ratio): 14818 This well began Production on Method of Operations on this date: February 17, 2016 1 RBDMS Fe6 26 2016 STATE OF ALASKA RECEIVED WEL�ALASKA OIL AND GAS CONSERVATION COMM N MPLETION OR RECOMPLETION REP AND LOG FEB 1 O 2016 la. Well Status: Oil Q • Gas ❑ SPLUG 0 Other 0 Abandoned 0 Suspended 0 1b.Well CI-,;; :: 20AAC 25.105 20AAC 25.110 - -_•�� Development 12 Exploratory 0 GINJ 0 WINJ 0 WAG 0 WDSPL 0 No.of Completions: One • Service 0 Stratigraphic Test ❑ 2. Operator Name: 6. Date Comp.,Susp.,or Aband.: 14.Permit to Drill Number/Sundry BP Exploration(Alaska),Inc 1/13/2016 215-181 • 3. Address: 7. Date Spudded: 15' API Number: P.O.Box 196612 Anchorage,AK 99519-6612 12/ t 2• . (4--- 50-029-20618-02-00 • 4a. Location of Well(Governmental Section): 8. Date TD Reached: 3`3-fro 16. Well Name and Number: 1/6/2016 • PBU R-10A , Surface: 797'FSL,1722'FVVL,Sec.32,T12N,R13E,UM . 9 KB Ref Elevations 17. Field/Pool(s): 65.98 • 1176'FSL,291'FWL,Sec.33,T12N,R13E,UM GL 18.18 PRUDHOE BAY,PRUDHOE OIL Top of Productive Interval: BF 21.29 Total Depth: 1058'FSL,5112'FWL,Sec.33,T12N,R13E,UM 10. Plug Back Depth(MD/TVD): 18. Property Designation: • 15042'/8912' • ADL 028279&028278 • 4b. 4b.Location of Well(State Base Plane Coordinates,NAD 27): 11. Total Depth(MD/TVD): 19. Land Use Permit: Surface:x- 635370• y- 5977280 • Zone - ASP 4 • 15134'/8903' • 77-028 TPI: x- 639210 y- 5977728 Zone - ASP 4 12. SSSV Depth(MD/TVD): 20 Thickness of Permafrost MD/TVD: Total Depth:x- 644033 y- 5977702 Zone - ASP 4 None 1975/1975' 5. Directional or Inclination Survey: Yes RI (attached) No 0 13. Water Deoth.if Offshore: 21. Re-drill/Lateral Top Window MD/TVD: Submit electronic and printed information per 20 AAC 25.050 N/A (ft MSL) 10092'/8880' • 22. Logs Obtained List all logs run and,pursuant to AS 31.05.030 and 20 AAC 25.071,submit all electronic data and printed logs within 90 days of completion, suspension,or abandonment,whichever occurs first.Types of logs to be listed include,but are not limited to:mud log,spontaneous potential,gamma ray,caliper, resistivity,porosity,magnetic resonance,dipmeter,formation tester,temperature,cement evaluation,casing collar locator,jewelry,and perforation record. Acronyms may be used.Attach a separate page if necessary MWD/GR/RES/NEU/DEN 23. CASING,LINER AND CEMENTING RECORD CASING WT.PER GRADE SETTING DEPTH MD SETTING DEPTH TVD HOLE SIZE CEMENTING RECORD AMOUNT FT PULLED TOP BOTTOM TOP BOTTOM 20" 49' 129' 49' 129' 36" 8 cu yds Concrete 13-3/8" 72# L-80 48' 2702' 48' 2702' 17-1/2" 3720 Arctic Set II 9-5/8" 47# L-80 45' 10057' 45' 8850' 12-1/4" 1374 cu ft Class'G',130 cu ft Arctic Set I 7" 29# L-80 9561' 10092' 8427' 8880' 8-1/2" 420 cu ft Class'G' 4-1/2" 12.6# 13cr80 9781' 15132' 8614' 8903' 6-1/8" 624 sx Class'G' 24. Open to production or injection? Yes RI No 0 25. TUBING RECORD If Yes,list each interval open(MD/TVD of Top and Bottom;Perforation GRADE DEPTH SET(MD) PACKER SET(MD/TV Size and Number): 4-1/2"12.6#13Cr85 9787' 9674'/8522' 2-7/8"Gun Diameter,6 spf 14746'-14936' 8940'-8923' 26. ACID,FRACTURE,CEMENT SQUEEZE,ETC. 14986'-15036' 8918'-8913' COMPLETION�-LL Was hydraulic fracturing used during completion? Yes 0 No I Per 20 AAC 25.283(i)(2)attach electronic and printed information VERIFIED `� DEPTH INTERVAL(MD) AMOUNT AND KIND OF MATERIAL USED 2200' Freeze Protect w/151 Bbls Diesel 27. PRODUCTION TEST Date First Production: Not on Production Method of Operation(Flowing,gas lift,etc.):N/A Date of Test: Hours Tested: Production for Oil-Bbl: Gas-MCF: Water-Bbl: Choke Size: Gas-Oil Ratio: Test Period •.... Flow Tubing Casing Press: Calculated Oil-Bbl: • Gas-MCF: Water-Bbl: Oil Gravity-API(con): Press 24 Hour Rate """+/ Form 10-407 Revised 11/2015 CONTINUED ON PAGE 2 Submit ORIGINAL only ►.ate 313 I. i6 RBDMS /;L_ FEB 1 1 2016 3-3-,4, G 28. CORE DATA Conventional Core(s) Yes El No W Sidewall Cores Yes ❑ No VI If Yes to either question,list formations and interva s cored(MD+TVD of top and bottom of each),and summarize ithology and presence of oil,gas or water (submit separate sheets with this form,if needed).Submit detailed descriptions,core chips,photographs and laboratory analytical results per 20 AAC 25.071. 29. GEOLOGIC MARKERS(List all formations and markers encountered): 30. FORMATION TESTS NAME MD TVD Permafrost-Top Well Tested? Yes LI No Permafrost-Base If yes,list intervals and formations tested,briefly summarizing test results.Attach Top of Productive Interval 10241' 9007 separate sheets to this form,if needed,and submit detailed test information per 20 AAC 25.071. Kicked Off from Parent Well 10092' 8880' Shublik 10136' 8918' SADLEROCHIT-ZONE 4 10241' 9007' CGL-Zone 3 10478' 9138' Sadlerochit-Zone 4(Invert) 10776' 9141' Formation at total depth: Zone 4(From Base) 10776' 9141' 31. List of Attachments: Summary of Daily Drilling Report,FIT Summary,Well Schematic Diagram,Survey,Cement Report Information to be attached includes,but is not limited to:summary of daily operations,wellbore schematic,directional or inclination survey,core analysis,paleontological report,production or well test results,per 20 AAC 25.070. 32 I hereby certify that the foregoing is true and correct to the best of my knowledge. Contact: Gorham,Bradley M Email: Bradley.Gorham@bp.com Printed Name: Joe Lastufk Title: Drilling Technologist Signature: I hone: +1 907 564 4091 Date:21/8/1(09 INSTRUCTIONS General:This form is designed for submitting a complete and correct well completion report and log on all types of lands and leases in Alaska.Submit a well schematic diagram with each 10-407 well completion report and 10-404 well sundry report when the downhole well design is changed. All laboratory analytical reports regarding samples or tests from a well must be submitted to the AOGCC,no matter when the analyses are conducted. Item la. Multiple completion is defined as a well producing from more than one pool with production from each pool completely segregated.Each segregated pool is a completion. Item 1 b.Well Class Service wells:Gas Injection,Water Injection,Water-Alternating-Gas Injection,Salt Water Disp,Water Supply for Injection,Observation or Other. Item 4b.TPI(Top of Producing Interval). Item 9. The Kelly Bushing and Ground Level elevations in feet above mean sea level.Use same as reference for depth measurements given in other spaces on this form and in any attachments. Item 15.The API number reported to AOGCC must be 14 digits(ex:50-029-20123-00-00). Item 20.Report true vertical thickness of permafrost in Box 20.Provide MD and TVD for the top and base of permafrost in Box 29. Item 22.Review the reporting requirements of 20 AAC 25.071 and,pursuant to AS 31.05.030,submit all electronic data and printed logs within 90 days of completion,suspension,or abandonment,whichever occurs first. Item 23.Attached supplemental records should show the details of any multiple stage cementing and the location of the cementing tool. Item 24.If this well is completed for separate production from more than one interval(multiple completion),so state in item 1,and in item 23 show the producing intervals for only the interval reported in item 26.(Submit a separate form for each additional interval to be separately produced, showing the data pertinent to such interval). Item 27.Method of Operation:Flowing,Gas Lift,Rod Pump,Hydraulic Pump,Submersible,Water Injection,Gas Injection,Shut-in,or Other(explain). Item 28.Provide a listing of intervals cored and the corresponding formations,and a brief description in this box.Submit detailed description and analytical laboratory information required by 20 AAC 25.071. Item 30.Provide a listing of intervals tested and the corresponding formation,and a brief summary in this box.Submit detailed test and analytical laboratory information required by 20 AAC 25.071. Item 31.Pursuant to 20 AAC 25.070,attach to this form:well schematic diagram,summary of daily well operations,directional or inclination survey,and other tests as required including,but not limited to:core analysis,paleontological report,production or well test results. Form 10-407 Revised 11/2015 Submit ORIGINAL Only i HEE= 4'CA kERON WELLHEAD--- 13-5/8"kCE1/0Y . R-1 OA NOTES:WELL ANGLE>-70°@ 10479', ACR.14-'TC4?-; ------M1<bR—C -"C ROME TBG&LNRMAX OLS: 18,6°@ 10635. NMAL KB.Fl F 49.10' k - I I F3F.ELEV= 20.08' KOP= 3100' I I 2026' _4-1/2"FES X NP,ID=3.813" Mix Angle= 103'@ 1081T Datum MD= 10076' 2619' - 9-518'DV FKR Datum TVD= 8800SS GAS LFT MANDRELS 13-3/8'CSG,72#,L-80,13=12.347" H 2685' ST RI) TVD DEV TYPE VLV LATCH FORT DATE Minimum ID = 3.725" @ 9770' I-1 6 3623 3600 22 KBG-2'COME RK 16 01/17/16 5 5725 5290 34 JG SO Ric 20 01/17/16 4 6912 6257 36 WAG OW FE 0 01/13/16 HES XN NIPPLE ..,- 3 7645 6848 37 kW DMV RK 0 01/13/16 2 8837 7822 34 MNG DMY RK 0 01/13/16 TOP OF r LNR - 9545' --i • 1 9576 8439 32 KBG-2 MY _ BK 0 01/13/16 I I 9650' 44-1/2"HES X NP,D=3.813' 8 X 1 9674' _IT X 4-1/2"FES TNT FKR,D=3.856' I I 9705' _14-1/2"HES X NP,ID=3.813" I I 9770' 44-1/2 FES XN NP,ID=3.725" 4-1/2'TOUTOC --[ 9781' ___ __-- 9781' _7'X 5'BKR FIRD-E ZXP LTPw/11:BACK SLV&BKR FLaLOCK HGR,13=4,320' 4-1/2"TBG,12.6#,13CR-85 VA M TOP, -I 9787' / \ 9787' _14-1/2"WLEG,ID=3.958" 0152 bpf,ID=3.958" v; C ;. -ELMO TT LOGGED • e 9-5/Er CSG,47#,[-a°,o=8,881" -I 10040' 1 L 9515' _5'X 4-1/2"XO,D=3.951r 'I 7"X 4-1/2'WHPSTOCK(12/29/15) -1 10092' , .0 ,4... o # MILLOUT IMIDOW(R-10A) 10097- 10105' 7"LM,26# L-80,.0383 bpf,D=6276" -I -10097 ' • 0 FIRFORATION SLIMI/ARY 'I 0 12089' -4-1/2"RP JOINT w/RA TAG REF LOG:MMYGR ON 01/06/16 ANGLE AT TOP PERE:94°©14746' Nate:Refer to Production DB for historical pert data , SIZE , SFF INTERVAL Opn/Sqz SHOT SOZ , 1I 14039' -{4-1/2"FUP JOINT w/RA TAG 2-1/8' 4 10073-10118 S 10/17/89 11/12/15 2-7/8' 6 14746-14936 0 01/11/16 , 2-7/8' 6 14986-15036 0 01/11/16 r2 40. FelD - 15047 0 4 ek 'I ire404re. 1XANANA V 4P 4-1/2"LNR,12.6#,13-CRVAM TOP HC, --I 15132' ' brietrihri ,0152 bpf,1)=3.958' DATE REV BY COMMITS LATE REV BY COMA:NTS PRUCHOE BAY LINT 10/30/81 INTIAL COMPLETION . Mil_ R-10A 01/02/89 Rkal0 FERMI No: 2151810 01/13/113 P-273 ST(R-10A) AR No: 50-029-20618-02 01/19/16 JM) CRLG I-0 CORRECTIONS SEC 32,T12N R13E,797'FSL&1722'FWL 01/19/16 FLIK/JM)GLV CJO(01/17/16) , 01/2216 BG/JM) FINAL ODEAPPROVAL _ I313 Exploration(Alaska) , ._ • • BP AMERICA; ' .' fjffggpp1puavjp&r ' LOT / FIT Summary i; Well Name: R-10A ;` Surface Leak Off ,fest Test Test Depth Test Depth AMW Pressure Pressure EMW Date Type (TMD-Ft) (TVD-Ft) (ppg) (psi) (BHP) (psi) (ppg) 12/30/15 FIT 10,098.50 8,885.20 8.50 700.00 4,623.34 10.02 Page 1 of 1 • • North America-ALASKA-BP Page 1 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Datemme:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10Aactual©65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 12/13/2015 12:00 - 15.00 3.00 MOB P PRE SKID FLOOR AND LOWER DERRICK -CONFIRM SKID FLOOR CHECKLIST COMPLETE -PJSM,MOVE HAUNCH AND STORE INTO POSITION -SKID FLOOR -PJSM,LOWER DERRICK(405K MAX HOOKLOAD) 15:00 - 18:00 3.00 MOB P PRE DISCONNECT MODULES -ROTATE MUD MODULE TIRES TO SPLIT AND ROLL TO WARM UP HYDRAULICS -DISCONNECT UTILITY MODULE ELECTRICAL -SPLIT MUD MODULE FROM DRILL MODULE *DISCOVER JACKING CYLINDER ON MUD MODULE MOVING SYSTEM TO BE LEAKING HYDRAULIC FLUID.ALL FLUID CAPTURED IN SECONDARY CONTAINMENT.NO SPILL OR LEAK. 18:00 - 00:00 6.00 MOB P PRE SPLIT MODULES FOR MOVE TO R-10 -SPLIT UTILITY MODULE FROM DRILL MODULE,POSITION TO LEAVE PAD,TURN AND POSITION MUD MODULE AND STAGE AWAY FROM DRILL MODULE -MOVE DRILL MODULE OFF WELL,TURN AND STAGE OFF MATS TO ALLOW CRANE ACCESS TO WELL HOUSE 12/14/2015 00:00 - 18:00 18.00 MOB N RREP PRE PREP FOR JACKING CYLINDER REPAIR ON MUD MODULE MOVING SYSTEM REPAIR -REMOVE BOLTS IN DOOR TO ALLOW ACCESS TO LOADER TO LIFTING JACK -SET UP HERCULITE CONTAINMENT UNDER WORK AREA WITH BERM AND ADSORB -PREP HYDRAULIC JACK FOR DISCONNECT SIMOPS -MONITOR FUEL AND WATER LEVELS ON MODULES -INSTALL SLIDING DOORS IN BOP DECK -PAINT FLOORS IN OFFICES 18:00 - 00:00 6.00 MOB N RREP PRE REMOVE JACKING CYLINDER ON MUD MODULE MOVING SYSTEM FOR REPAIR -REMOVE TIRES FROM JACKING CYLINDER AND SET ASIDE ON PAD -REMOVE JACKING CYLINDER WITH LOADER -LOAD JACKING CYLINDER ON TRUCK TO BE TAKEN TO PARKER SHOP FOR REPAIR SIMOPS -MONITOR FUEL AND WATER LEVELS ON MODULES -INSTALL BRACKETS BETWEEN DRILL MODULE FLOOR OPENING FOR HIGH PRESSURE HOSES OPENINGS -INSPECT AND GREASE TOP DRIVE TRACTION MOTORS Printed 1/25/2016 10:16:43AM • • North America-ALASKA-BP Page 2 of 33 Operation Summary Report Common Well Name.R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date.1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Daterme:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. _ UWI:500292061800 Active datum:R-10A actual©65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 12/15/2015 00:00 - 12:00 12.00 MOB N RREP PRE REPAIR JACKING CYLINDER ON MUD MODULE MOVING SYSTEM -DISASSEMBLE JACKING CYLINDER AT PARKER SHOP SIMOPS -MONITOR FUEL AND WATER LEVELS ON MODULES -INSTALL BRACKETS BETWEEN DRILL MODULE FLOOR OPENING FOR HIGH PRESSURE HOSES OPENINGS -MODIFY BOP DECK DOORS FOR NEW DIVERTER SYSTEM -CHECK BOLTS AND BEARING ON AUGER IN PITS -RUN STEAM LINE TO HEATER AT DRAWWORKS AND PLACE COVER OVER 12:00 - 00:00 12.00 MOB N RREP1 PRE REPAIR AND BEGIN INSTALL OF JACKING CYLINDER ON MUD MODULE MOVING SYSTEM -REASSEMBLE JACKING CYLINDER AT PARKER SHOP AND TEST -DELIVER JACK CYLINDER TO RIG —INSTALL JACK CYLINDER SIMOPS -MONITOR FUEL AND WATER LEVELS ON MODULES !-MODIFY AND INSTALL ANGLE BRACKETS FOR CEMENT LINE SHOCK HOSE -MODIFY BOP DECK DOORS FOR NEW DIVERTER SYSTEM -CHECK BOLTS AND BEARING ON AUGER IN PITS -RUN STEAM LINE TO HEATER AT DRAWW ORKS AND PLACE COVER OVER _ 12/16/2015 00:00 - 10:00 10.00 MOB N RREP PRE INSTALL REPAIRED JACKING CYLINDER ON MUD MODULE MOVING SYSTEM -RE-INSTALL RIG TIRES UNDER JACKING CYLINDER -RE-INSTALL HYDRAULIC LINES -RE-INSTALL MOVING SYSTEM DOOR WITH LOADER -TEST JACKING CYLINDER **CODE 8 NPT" SIMOPS -MONITOR FUEL AND WATER LEVELS ON MODULES -MOVE WELLHOUSE FROM D-PAD TO R-PAD -SPOT DUMMY WELLHOUSE ONTO R-10 10:00 - 20:00 10.00 MOB P PRE SIMULTANEOUSLY MOVE ALL THREE MODULES FROM D PAD TO R PAD 20:00 23:30 3.50 MOB P PRE SPOT MODULES OVER WELL -MATE MUD MODULE AND UTILITY MODULE TO DRILL MODULE. -TURN TIRES AND REMOVE TIE RODS. 23:30 - 00:00 0.50 RIGU P PRE START HOOKING UP ELECTRICAL AND UTILITY INTERCONNECTS BETWEEN MODULES Printed 1/25/2016 10:16:43AM i • North America-ALASKA-BP Page 3 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/me:7/29/1981 12:00:00AM I Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual©65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 12/17/2015 00:00 - 03:00 3.00 RIGU P PRE CONNECT ELECTRICAL AND UTILITY INTERCONNECTS BETWEEN MODULES -CONNECT INTERCONNECTS BETWEEN THE UTILITY MODULE AND DRILL MODULE -CONNECT INTERCONNECTS BETWEEN THE DRILL MODULE AND MUD MODULE -RIG UP PIPESHED,INSTALL ROOF LANDINGS,MATE UP LINES,INSPECT AND GREASE DERRICK AND SHEAVES 03:00 - 03:30 0.50 RIGU P PRE RAISE DERRICK WITH 497K OFF RACK -PJSM WITH RIG CREW PRIOR TO RAISING DERRICK AND PRIOR TO SKIDDING RIG FLOOR -PERFORM DERRICK INSPECTION 1-COMPLETE DERRICK PRE-RAISE 1 CHECKLISTAND RAISE DERRICK 03:30 - 04:30 1.00 RIGU P PRE SKID RIG FLOOR TO DRILLING POSITION -PJSM WITH RIG CREW 04:30 - 12:00 7.50 RIGU P PRE RIGGING UP -PJSM WITH RIG CREW -PIN MAN RIDERS,LOWER BLOCKS,UNPIN BRIDAL LINE,PIN BLOCKS TO TOP DRIVE, UNTIE SERVICE LOOPS,UNPIN FORUM CRANE,PIN TORQUE TUBE,INSTALL OFFLINE MOUSEHOLES,COMPLETE INTERCONNECT INSTALLATION. -MEASURE RKBS,UPPER LDS:42.30FT, LOWER LDS:44.69FT,GROUND LEVEL: F 47.80FT -BUILD FLOOR IN WELLHOUSE. -TEST MUD LINE TO 3500PSI -TAKE SEAWATER TO PITS AND CALIBRATE TOTCO SENSORS **RIG ACCEPT ON 12/17/2015 AT 12:00** 12:00 - 14:00 2.00 WHSUR I P DECOMP MAKE UP LUBRICATOR.RETRIEVE BPV. -PJSM WITH RIG CREW AND CH2M HILL -RIG UP AND PRESSURE TEST LUBRICATOR TO 250 PSI LOW AND 3500 PSI HIGH FOR 5 MINUTES EACH.(PASSING TEST) '-RIG UP IA TO FLOW BACK TANK AND VERIFY NO PRESSURE. 14:00 - 16:30 2.50 WHSUR P DECOMP DISPLACE FREEZE PROTECT FROM WELLBORE -REVERSE 30 BBLS OF 8.5PPG SEAWATER DOWN IA TAKING RETURNS FROM THE !TUBING TO THE FLOWBACK TANK. -CIRCULATE 200 BBLS OF 8.5PPG SEAWATER DOWN TUBING TAKING RETURNS FROM IA TO TIGER TANK. Printed 1/25/2016 10:16:43AM • • North America-ALASKA-BP Page 4 of 33 Operation Summary Reporf Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Tme:7/29/1981 12:00:OOAM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 16:30 - 20:00 3.50 WHSUR P DECOMP SET AND TEST TWO WAY CHECK -PJSM WITH RIG CREW AND CAMERON ENSURING CAMERON HANDS UNDERSTOOD BP'S EXPECTATIONS,HAD UP TO DATE PROCEDURES,AND WERE EFFECTIVELY AND SAFELY LEADING BOTH THE PJSM AND THE TASK. -DRY ROD IN TWC AS PER CAMERON REP LINE UP TO TEST TWC TEST TWC FROM ABOVE 250 PSI AND 3500 PSI FOR 5 CHARTED MINS EACH AGAINST THE MASTER VALVE -TEST FROM BELOW 250 PSI AND 3500 PSI FOR 5 CHARTED MINS EACH -ALL TESTS CHARTED,SEE ATTACHED 20:00 - 20:30 0.50 WHSUR P DECOMP DAILY RIG SERVICE -GREASE WASH PIPE/BLOCKS/CROWN CLUSTER 20 30 - 21.00 0.50 WHSUR P DECOMP RIG EVAC DRILL -RESPONSE TIME 3 MINUTES.ALL PERSONNEL ACCOUNTED FOR. 21:00 - 22:30 1.50 WHSUR P DECOMP NIPPLE DOWN TREE AND ADAPTER FLANGE -PJSM WITH RIG CREW AND CAMERON -BLEED OFF TUBING HANGER VOID -CLEAN AND INSPECT TUBING HANGER AND LOCK DOWN SCREWS.NO VISUAL DAMAGE 'TO HANGER THREADS. -MAKE UP 4-1/T BTC BY 4-1/2"IF XO TO TUBING HANGER.11 TURNS TO TIGHT WITH CHAIN TONGS. 22:30 - 00:00 1.50 BOPSUR P DECOMP NIPPLE UP RISER -PU UP 16'HIGH PRESSURE RISER WITH 1.5' EXTENSION AND STAB ONTO TUBING SPOOL 12/18/2015 00:00 - 02:00 2.00 BOPSUR P DECOMP NIPPLE UP BOP -TORQUE RISER BOLTS -PU BOP STACK AND SET ON HIGH PRESSURE RISER -INSTALL BELL NIPPLE AND AIR BOOT -TORQUE ALL FLANGES TO SPEC -TAKE RKB MEASUREMENTS -MAKE UP EQUIPMENT FOR BOP TEST 02:00 - 03:00 1.00 BOPSUR P DECOMP RIG UP TO TEST BOP -FILL LINES AND MUD GAS SEPERATOR -BLEED AIR OUT OF LINES -BODY TEST TO ENSURE ALL AIR IS OUT OF LINES -GREASE VALVES ON STACK AND CHOKE MANIFOLD Printed 1/25/2016 10:16:43AM • North America-ALASKA-BP Page 5 of 33 Operation Summary Report I Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/me:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual©65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 03:00 - 07:30 4.50 BOPSUR P DECOMP PRESSURE TEST BOP -NOTIFIED STATE 24HRS PRIOR TO BOP TEST.WITNESS WAIVED BY AOGCC FIELD INSPECTOR MATT HERRERA. -TEST BOP ACCORDING TO AOGCC,BP REGULATIONS,AND PARKER PROCEDURES -PRESSURE TEST BOP RAMS TO 250 PSI AND 3500 PSI FOR 5 MINUTES EACH -TEST BOTH UPPER AND LOWER 2-7/8"X 5-1/2"VBRS WITH 4"AND 3-1/2"TEST JOINTS. -PRESSURE TEST BOP ANNULAR PREVENTER TO 250 PSI LOW AND 3500 PSI HIGH FOR 5 MINUTES EACH WITH 3-1/2"TEST JOINT. -ALL TESTS CHARTED -ALL TESTS PASS BP AND AOGCC CRITERIA 07 30 - 08.30 1.00 BOPSUR P DECOMP RIG DOWN TEST EQUIPMENT -RIG DOWN 3.5"AND 4"TEST JOINTS SIMOPS:BUILD 4"STANDS OFFLINE 08.30 - 09:30 1.00 WHSUR N WAIT DECOMP WAIT ON LUBRICATOR PARKER 272 USING LUBRICATOR.DRILL 1 SITE MAINTENANCE DOES NOT HAVE ENOUGH LUBRICATOR EXTENSIONS TO ACCOMODATE BOTH RIGS AT THE SAME TIME. 09:30 - 12:00 2.50 WHSUR P DECOMP PULL TWC -PJSM WITH RIG CREW AND DRILL SITE MAINTENANCE -PICK UP DUTCH RISER AND RUN IN LOCK DOWN SCREWS -RIG UP AND PRESSURE TEST LUBRICATOR TO 250 PSI AND 3500 PSI FOR 5 MINUTES EACH.(PASSING TEST) RETRIEVE IWC -BLOW DOWN CHOKE AND KILL LINES -RIG DOWN LUBRICATOR !-RIG DOWN DUTCH RISER 12:00 - 13:30 1.50 PULL P DECOMP PULL TUBING HANGER PJSM WITH RIG CREW,CAMERON,DOYON CASING,AND SCHLUMBERGER -INSTALL 4"ELEVATORS -MAKE UP LANDING JOINT -RIH TO TUBING HANGER AND ENGAGE HANGER WITH 11 TURNS AS PLANNED -BACK OUT TUBING HANGER LOCK DOWN SCREWS -UNSEAT HANGER WITH 72K(107K WITH BLOCKS).NO RESISTANCE PULLING HANGER. -MONITOR WELL FOR 10 MINUTES:STATIC -PICK UP HANGER 4FT Printed 1/25/2016 10:16:43AM • • North America-ALASKA-BP Page 6 of 33 Operation Summary Report ri n Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay h Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UVVI:500292061800 Active datum:R-10A actual©65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 13:30 - 14:00 0.50 PULL P DECOMP CIRCULATE BOTTOMS UP -5 BPM,810 PSI -STAGE UP PUMPS: -2BPM,33 PSI -3 BPM,35 PSI -3.5 BPM,60 PSI -5 BPM,830 PSI -OBSERVE DRILL PIPE BENDING AT SURFACE:SHUT DOWN PUMPS -PRESSURE BLED OFF ALLOWING HANGER TO SLOWLY DROP BACK ON SEAT AND DRILLPIPE TO UNBEND AND PART. STOP OPERATIONS TO CONTACT SUPERINTENDENT,WTL,AND ODE TO DEVELOP A PLAN FORWARD. 14:00 - 19-00 5.00 PULL N SFAL DECOMP BREAK OUT LANDING JOINT FROM HANGER AND REMOVE DAMAGED AND PARTED DRILL PIPE FROM RIG FLOOR. -UNSCREW TOP DRIVE AND BREAK OUT 1 REMAINDER OF PARTED DRILL PIPE. -LAY DOWN PARTED DRILL PIPE -RUN LOCK DOWN SCREWS BACK INTO THE TUBING HANGER AS PER CAMERON REP -UNSCREW BENT JOINT OF DRILL PIPE FROM HANGER AND LAY DOWN. -WAIT ON AUTHORIZATION TO PROCEED FROM ANCHORAGE. 19:00 - 20:30 1.50 PULL P DECOMP CHANGE OUT SAVER SUB 20:30 - 21:00 0.50 PULL P DECOMP DAILY RIG SERVICE -GREASE WASH PIPE/BLOCKS/ROLLER ASSEMBLY/CROWN CLUSTER 21:00 - 23:00 2.00 PULL N SFAL DECOMP PULL TUBING HANGER I-MAKE UP TWO JOINTS OF 4"DRILL PIPE -RIH TO TUBING HANGER AND ENGAGE HANGER WITH 11 TURNS AS PLANNED -BACK OUT TUBING HANGER LOCK DOWN SCREWS -UNSEAT HANGER WITH 72K.NO RESISTANCE PULLING HANGER. -MONITOR WELL FOR 10 MINUTES:STATIC -PULL HANGER TO RIG FLOOR 23:00 - 00:00 1.00 PULL P DECOMP CIRCULATE BOTTOMS UP -10 BPM,1660 PSI _ -MONITOR WELL 10 MIN=STATIC 12/19/2015 00:00 - 00:30 0.50 PULL P DECOMP COMPLETE CIRCULATE BOTTOMS UP -10 BPM,1640 PSI -MONITOR WELL 10 MINUTES:STATIC 00:30 - 03:00 2.50 PULL P DECOMP LAY DOWN TUBING HANGER I -FLOW CHECK WELL:STATIC -COMPLETION HAS TWO CEMENTED CONTROL LINES -DETACH CONTROL LINES FROM HANGER -LAY DOWN HANGER -RIG UP PS-21 Printed 1/25/2016 10:16:43AM • • North America-ALASKA-BP Page 7 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 IX3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual©65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 03:00 - 06:30 3.50 PULL P DECOMP POH ON ELEVATORS WITH 3-1/2"9.3#L-80 TUBING FROM CUT AT 9,436'MD TO 7,400'MD AND LAY DOWN SSSV -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT -MUD WEIGHT:8.5 PPG IN,8.5 PPG OUT PU 88K,SO 88K AT 7,400'MD RECOVER 31 CONTROL LINE CLAMPS AND PINS AND 3 STAINLESS STEEL BANDS -RIG DOWN SPOOLER 06:30 - 08:00 1.50 PULL P DECOMP POH ON ELEVATORS WITH 3-1/2"9.3#L-80 TUBING FROM 7,400'MD TO 7,200'MD -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT -MUD WEIGHT:8.5 PPG IN,8.5 PPG OUT -PU 83K,SO 83K AT 7,200'MD -PULLING WET.FLOW CHECK WELL:OUT OF BALANCE 08:00 - 08:30 0.50 PULL P DECOMP CIRCULATE SURFACE TO SURFACE WITH 8.5 PPG SEAWATER FOLLOWED BY DRY JOB -PUMP 15 BBL DRY JOB AT 4 BPM,190 PSI -MONITOR WELL 10 MINUTES:STATIC 08:30 - 12:00 3.50 PULL P DECOMP POH ON ELEVATORS WITH 3-1/2"9.3#L-80 TUBING FROM 7,200'MD TO 4,200'MD MONITOR WELL VIA TRIP TANK:PROPER i DISPLACEMENT MUD WEIGHT:8.5 PPG IN,8.5 PPG OUT -PU 65K,SO 65K AT 4,200'MD 12:00 - 12:30 0.50 PULL P DECOMP DAILY RIG SERVICE -GREASE WASH PIPE/BLOCKS/ROLLER ASSEMBLY/CROWN CLUSTER/PS-21 12:30 - 17:00 4.50 PULL P DECOMP POH ON ELEVATORS WITH 3-1/2"9.3#L-80 TUBING FROM 4,200'MD TO SURFACE !-MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT -MUD WEIGHT:8.5 PPG IN,8.5 PPG OUT -PU 60K,SO 59K AT 4,200'MD -CUT JOINT:3.15' -FLARE:3-15/16" 17:00 - 18:00 1.00 PULL P DECOMP RIG DOWN DOYON CASING -CHANGE OUT ELEVATORS AND PS 21 AIR SLIPS -CLEAN AND CLEAR RIG FLOOR Printed 1/25/2016 10:16:43AM • • North America-ALASKA-BP Page 8 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual t 65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 18:00 - 00:00 6.00 WHSUR N SFAL 9,435.13 DECOMP PRESSURE TEST TUBING SPOOL AND 9-5/8" PACKOFF TO VERIFY INTEGRITY. -RIH WITH TEST PLUG AND LAND IN TUBING SPOOL -RUN IN LDS PER CAMERON REP.LDS ENGAGED AS DESIGNED. -ATTEMPT TO RE-ENERGIZE PACKOFF SEALS PER CAMERON UNABLE TO HOLD PRESSURE. -PERFORM PPPOT-IC ON 9-5/8"PACKOFF: TEST FAILED. -TEST LOWER PIPE RAMS WITH 3-1/2"AND 4" TEST JOINTS TO 250 PSI AND 3500 PSI FOR 5 MINUTES EACH: -PASSING TEST CONFIRMED TUBING SPOOL INTEGRITY. -SET 12-1/4"ID WEAR RING IN TUBING SPOOL **SIMOPS:BUILD STANDS OFFLINE** 12/20/2015 00:00 - 03:00 3.00 FISH P DECOMP PICKUP BAKER FISHING BHA#1 TO RETRIEVE K-ANCHOR -PJSM WITH RIG CREW AND BAKER FISHERMAN -LOAD BHA TO RIG FLOOR -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT 03:00 - 14.00 11.00 FISH P DECOMP SINGLE IN HOLE WITH BAKER FISHING BHA #1 TO RETRIEVE K-ANCHOR FROM 322'MD TO TOP OF FISH AT 9,449'MD -PU 178K,SO 155K AT 9,350'MD -MUD WEIGHT:8.5 PPG IN,8.5 PPG OUT -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT 14:00 - 16:00 2.00 FISH I P DECOMP ENGAGE FISH WITH OVERSHOT AND BOX GRAPPLE -DRESS TOP OF STUB.1-2K WOB,4.5-7K TORQUE. -ENGAGE FISH WITH BOX GRAPPLE.FULL SWALLOW TO 9,457 MD,10K WOB. -BLEED JARS AND PU 50K OVER NEUTRAL TO CONFIRM ENGAGE. -SO TO 15K OVER NEUTRAL AND ATTEMPT TO ROTATE AND DISENGAGE K-ANCHOR. STALLED AT 13K TORQUE. -PU TO 5K OVER NEUTRAL AND ATTEMPT TO ROTATE.3 ATTEMPTS,GRAPPLE DISENGAGED EACH TIME. -JAR AND ATTEMPT TO LOOSEN K-ANCHOR. WORK JARS UP TO 100K OVER. -PU TO 9,440'.BHA FREE WITH 1-2K EXTRA WEIGHT. -SO FROM 9,440'TO ORIGINAL NO GO AT 9,457'.SET 10K DOWN,PU 50K OVER AND JAR 1 TIME.BROKE LOOSE WITH 1-2K EXTRA. 16:00 - 16:30 0.50 FISH P DECOMP DAILY RIG SERVICE -GREASE WASH PIPE/BLOCKS/CROWN CLUSTER/ST-80/PS-21 Printed 1/25/2016 10:16:43AM • • North America-ALASKA-BP Page 9 of 33 Operation Summary Report omC mon Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud DatefTime:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. _ _ UWI:500292061800 Active datum:R-10A actual(g65.98usft(above Mean Sea Level) Date From-To Hrs ' Task Code NPT NPT Depth Phase Description of Operations (hr) 16:30 - 17:00 0.50 FISH p (usft) DECOMP POST JARRING DERRICK INSPECTION -PJSM WITH RIG CREWAND BAKER REP -NO INDICATIONS OF IMPACT FROM 22:30 5.50 JARRING 17:00 FISH P DECOMP POH ON ELEVATORS WITH BAKER FISHING ASSEMBLY BHA#1 FROM 9,457'MD TO 332' MD --PU 180K,SO 155K AT 4,949'MD -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT 22:30 - 00:00 1.50 FISH P DECOMP LAY DOWN BAKER FISHING BHA#1 FROM 322'MD TO SURFACE -PJSM WITH RIG CREW AND BAKER FISHERMAN -MONITOR WELL FOR 10 MINUTES PRIOR TO PULLING BHA THROUGH STACK:STATIC -LAY DOWN 2-1/2 FT LONG SECTION OF 3-1/2"TUBING. 12/21/2015 00:00 - 02:00 2.00 FISH N WAIT 9,456.13 DECOMP WAIT ON NEW BASKET GRAPPLE TO BE BROUGHT OUT FROM THE BAKER FISHING SHOP 02:00 - 04:00 2.00 FISH P DECOMP PICK UP BAKER FISHING BHA#2 TO RETRIEVE SEAL BORE -PJSM WITH RIG CREW AND BAKER FISHERMAN -LOAD WASHPIPE EXTENSION AND NEW BASKET GRAPPLE TO RIG FLOOR -MONITOR WELL VIA TRIP TANK:PROPER 1 DISPLACEMENT -CHANGE OUT ELEVATORS AND PS-21 INSERTS 04:00 - 07:30 3.50 FISH P DECOMP RUN IN HOLE ON ELEVATORS WITH BAKER FISHING BHA#2 TO RETRIEVE SEAL BORE FROM 322'MD TO 9,449'MD PU 178K,SO 155K AT 9,420'MD -MUD WEIGHT:8.5PPG IN,8.5 PPG OUT -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT 07:30 - 09:30 2.00 FISH P DECOMP ENGAGE FISH AND RELEASE FROM FISH -TAG FISH AT 9,456'MD AND ESTABLISH PARAMETERS PER BAKER REP -PUMPS ON:PU 178K,SO 155K,ROT 168K;8 BPM,850 PSI;20 RPM,4K FREE TORQUE -PUMPS OFF:PU 178K,SO 155K -TAG FISH WITH 10KAT9,457'MD. PRESSURE INCREASE TO 1020 PSI. -ADJUST PUMP RATE AS REQUIRED TO SWALLOW FISH:8-12BPM,850-2000PSI -WORK PIPE WITH 20K IN EACH DIRECTION TO SWALLOW FISH TO 9,462'MD.FULL SWALLOW IS 9,463'MD. -OBSERVE SAND OVER SHAKERS -DISCUSS THE LIKELIHOOD OF SAND ON TOP OF THE K-ANCHOR WITH TOWN AND MADE DECISION TO RELEASE FROM FISH TO POOH FOR A WASHPIPE ASSEMBLY. 09:30 11:00 1.50 FISH P i DECOMP CIRCULATE BOTTOMS UP -WELL OUT OF BALANCE PULLING WET -500 GPM,1690 PSI -MONITOR WELL FOR 10 MINUTES:STATIC -PUMP 10 BBL DRY JOB Printed 1/25/2016 10:16:43AM • • North America-ALASKA-BP Page 10 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 IX3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/me:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor.PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual©65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 11:00 - 16:00 5.00 FISH P DECOMP POH ON ELEVATORS WITH BAKER FISHING BHA#2 FROM 9,449'MD TO 335'MD -PU 150K,SO 135K AT 7,250'MD -MUD WEIGHT:8.5PPG IN,8.5 PPG OUT -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT 16:00 - 16:30 0.50 FISH P DECOMP EVACUATE RIG DUE TO H2S ALARM ALL PERSONNEL ACCOUNTED FOR AND PROPER NOTIFICATIONS MADE. -DRILLER AND FLOORHAND SWEPT RIG WEARING SBCA:ALL CLEAR -DETERMINED FALSE ALARM DUE TO FAULTY FILTER ON SENSOR IN BOP DECK 16:30 - 17:30 1.00 FISH P DECOMP LAY DOWN BAKER FISHING BHA#2 FROM 335'MD -PJSM WITH RIG CREW AND BAKER FISHERMAN -MONITOR WELL FOR 10 MINUTES PRIOR TO PULLING BHA THROUGH STACK:STATIC 17:30 - 18:00 0.50 FISH P DECOMP DAILY RIG SERVICE -GREASE WASH PIPE/BLOCKS/ROLLER ASSEMBLY/CROWN CLUSTER/ST-80/PS-21 18:00 - 20:00 2.00 FISH P DECOMP MAKE UP BAKER FISHING WASHPIPE BHA#3 FROM SURFACE TO 360'MD TO WASH SAND FROM ABOVE SEAL BORE -PJSM WITH RIG CREW AND BAKER FISHERMAN -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT 20:00 - 21:00 1.00 FISH P DECOMP RUN IN HOLE ON ELEVATORS WITH BAKER FISHING WASHPIPE BHA#3 FROM 360'MD TO 2,250'MD -PU 86K,SO 59K AT 2,250'MD -MUD WEIGHT:8.5 PPG IN,8.5 PPG OUT -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT 21:00 - 22:30 1.50 FISH P DECOMP SLIP AND CUT 17 WRAPS OF DRILL LINE -PJSM WITH RIG CREW 22:30 - 00:00 1.50 FISH P DECOMP RUN IN HOLE ON ELEVATORS WITH BAKER FISHING WASHPIPE BHA#3 FROM 2,250'MD TO 4,100'MD -PU 112K,SO 107K AT 4,100'MD -MUD WEIGHT:8.5 PPG IN,8.5 PPG OUT -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT 12/22/2015 00:00 - 02:00 2.00 FISH P DECOMP RUN IN HOLE WITH BAKER FISHING BHA#3 FROM 4,100'MD TO 9,449'MD -PU 183K,SO 157K AT 9,437'MD -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT Printed 1/25/2016 10 16 43AM • • North America-ALASKA-BP Page 11 of 33 Operation Summary Report Common Wet Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) I Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor.PARKER DRILLING CO. UWI:500292061800 Active datum:R-1 DA actual(j)65.98usft(above Mean Sea Level) Date From-To HrsITask Code NPT NPT Depth Phase Description of Operations (hr) ' (usft) 02:00 - 03:00 1.00 FISH P DECOMP WASH OVER TUBING STUB TO TOP OF SEAL ASSEMBLY -ESTABLISH PARAMETERS:PU 180K,SO 156K,ROT 170K;30 RPM,4K FREE TORQUE;8 BPM,675 PSI. -ATTEMPT TO WASH DOWN WITHOUT ROTATION 2X WITHOUT SUCCESS. -WASH AND REAM DOWN FROM 9,460'MD TO 9,479'MD AT 30 RPM,4-6K TORQUE;8-10 BPM AT 700-1050 PSI. -SET DOWN 3K AND STALL OUT WITH LIMITER SET AT 7K. -INCREASE TORQUE LIMIT TO 10K,SET DOWN 3K AND ATTEMPT TO RELEASE K ANCHOR BY ROTATING ON TOP OF SEAL ASSEMBLY. -ROTATING AT 30 RPM,TORQUE REPEATEDLY INCREASES TO 8K THEN DROPS OFF. -SAND OBSERVED OVER SHAKERS. 03:00 - 05.00 2.00 FISH P DECOMP CIRCULATE 2X BOTTOMS UP -600 GPM,2160 PSI -MUD WEIGHT:8.5PPG IN,8.5 PPG OUT -MONITOR WELL FOR 10 MINUTES:STATIC -PUMP 20 BBL HIGH VIS SWEEP -SAND OBSERVED OVER SHAKERS --PUMP 10 BBL DRY JOB 05:00 - 08:30 3.50 FISH P DECOMP POOH WITH BAKER FISHING BHA#3 FROM 9,479'MD TO 360'MD -MONITOR WELL FOR 10 MINUTES:STATIC -PU 183K,SO 157K,AT 9,400'MD -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT 08:30 - 10:00 1.50 FISH P DECOMP LAY DOWN BAKER FISHING WASHPIPE BHA #3 FROM 360'MD -PJSM WITH RIG CREWAND BAKER FISHERMAN -MONITOR WELL FOR 10 MINUTES PRIOR TO PULLING BHA THROUGH STACK:STATIC -SHOE 30%WORN 10:00 - 11:30 1.50 FISH . P DECOMP PICK UP BAKER FISHING OVERSHOT BHA#4 TO 343'MD -PJSM WITH RIG CREW AND BAKER FISHERMAN -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT -CHANGE OUT ELEVATORS AND PS-21 INSERTS 11:30 - 12:00 j 0.50 FISH P DECOMP DAILY RIG SERVICE -GREASE WASH PIPE/BLOCKS/ROLLER ASSEMBLY/CROWN CLUSTER 12:00 - 16:00 4.00 FISH P DECOMP RUN IN HOLE WITH BAKER FISHING BHA#4 FROM 343'MD TO 9,422'MD -PU 182K,50 155K AT 9,400'MD -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT Printed 1/25/2016 10:16:43AM • . North America-ALASKA-BP Page 12 of 33 Operation Summary Report , 4 Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud DateTme:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor.PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code 1 NPT NPT Depth Phase Description of Operations (hr) (usft) 16:00 - 18:00 2.00 FISH P DECOMP ENGAGE FISH I ,-ESTABLISH PARAMETERS:8 BPM,750 PSI; PU 181 K,SO 152K,ROT 168;20 RPM,4K FREE TORQUE -SLACK OFF FROM 9,422',ENGAGE TOP OF FISH,SWALLOW FISH TO 9,473'MD -JAR ON FISH STARTING AT 40K OVER AND WORKING UP TO 140K OVER -BHA FREE AT 140K OVER. 18:00 - 19:30 1.50 FISH P DECOMP POST JARRING DERRICK INSPECTION -PJSM WITH RIG CREWAND BAKER REP -NO INDICATIONS IN DERRICK OF ADVERSE EFFECTS FROM JARRING OPERATIONS **SIMOPS:CIRCULATE 1X BOTTOMS UP** -215 GPM,620 PSI I -MUD WEIGHT:8.5PPG IN,8.5 PPG OUT 19:30 - 23:30 4.00 FISH P DECOMP POOH WITH BAKER FISHING BHA#4 FROM 9,418'MD TO 342'MD -MONITOR WELL FOR 10 MINUTES:STATIC -PU 181K,SO 157K,AT 9,400'MD -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT 23 30 - 00 00 —1: 17 FISH P 1 DECOMP LAY DOWN BAKER FISHING OVERSHOT BHA #4 FROM 342'MD -PJSM WITH RIG CREWAND BAKER FISHERMAN I -MONITOR WELL FOR 10 MINUTES PRIOR TO __ PULLING BHA THROUGH STACK:STATIC 12/23/2015 00:00 - 01:30 1.50 FISH P 'I DECOMP **CONTINUE TO LAY DOWN BAKER FISHING OVERSHOT BHA#4 -RECOVER 23.78'SECTION OF 3-1/2"TUBING. 31"OF NECKING.NECKED DOWN FROM 3.5" OD TO 2.77"OD. 01:30 - 02:30 1.00 FISH P I DECOMP PICK UP BAKER FISHING BURN SHOE BHA#5 TO 340'MD -PJSM WITH RIG CREWAND BAKER FISHERMAN I I -MONITOR WELL VIA TRIP TANK:PROPER i DISPLACEMENT -CHANGE OUT ELEVATORS AND PS-21 INSERTS 02:30 - 07.00 4.50 FISH P DECOMP RUN IN HOLE WITH BAKER FISHING BHA#5 1 FROM 340'MD TO 9440'MD -CHANGE OUT ELEVATORS AND PS-21 SLIP , INSERTS TO 4"(DRILLER VERIFY ID'S) 1 1 -RIH ON 4"DP STANDS FROM DERRICK -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT I -8.5PPG MW IN AND OUT Printed 1/25/2016 10:16:43AM • • North America-ALASKA-BP Page 13 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/me:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code j NPT NPT Depth Phase Description of Operations (hr) (usft) 07:00 - 15:30 8.50 FISH P DECOMP BURN OVER TIW OVERSHOT SEAL ASSEMBLY WITH BAKER FISHING BHA#5 AS PER BAKER REP FROM 9480'MD -ESTABLISH MILLING PARAMETERS,PUW= 178KLBS,SOW=154KLBS,ROT WT= 170KLBS @ 80RPM -PUMP 6.5BPM=600PSI,4K FT-LBS FREE TORQUE @ 20RPM -WASH DOWN AT 2 BPM,70 PSI.TAG SEAL BORE ASSEMBLY AT 9,480'MD WITH 5K. BEGIN MILLING WITH 60-80 RPM,2-10K WOB,5-12K TORQUE,1-8 BPM. -MILL 1.5'OF SEAL BORE AND STALL WITH TORQUE LIMITER SET AT 14K. -PICK UP OFF STUMP AND STALL 2'ABOVE SEAL BORE WITH 14K TORQUE. -WORK MILL 2'ABOVE SEAL BORE.VARY MILLING PARAMETERS IN ATTEMPT TO INCREASE ROP,(REDUCE/INCREASE CIRCULATION RATE,INCREASE/REDUCE WOB,SLOW/INCREASE RPM) -MILL TO 9,495'MD.GOOD INDICATIONS OF SKINNING OVER SEAL ASSEMBLY WITH LOSSES OF TORQUE AND INCREASES IN HOOKLOADAS WELL AS INCREASED ROP. PUMP HI-VIS SWEEPS TO CLEAR MILLING SURFACE AND IMPROVE METAL CUTTINGS REMOVAL.NO INCREASE IN CUTTINGS. -PICK UP ABOVE SEAL BORE ASSEMBLY. -MONITOR WELLBORE FOR 10 MINUTES: STATIC -8.5PPG MW IN AND OUT 15:30 - 16:00 0.50 FISH P DECOMP DAILY RIG SERVICE -GREASE WASH PIPE/BLOCKS/ROLLER ASSEMBLY/CROWN CLUSTER/PS 21/ST-80 16:00 - 17:00 1.00 FISH P DECOMP CIRCULATE HI VIS SWEEP -510 GPM,1150 PSI -NO INCREASE IN'CUTTINGS 17:00 - 20:00 3.00 FISH P DECOMP POH ON 4"DP STANDS WITH ELEVATORS FROM 9493'MD TO BAKER FISHING BHA/I) 339'MD -MONITOR WELL FOR 10 MINS PRIOR TO PULLING OFF BOTTOM:STATIC -MW=8.5PPG IN AND OUT -PUW=181 KLBS,SOW=152KLBS c 9400'MD 20:00 - 21:30 1.50 FISH P DECOMP LAY DOWN BAKER FISHING BHA#5 AS PER BAKER REP -PJSM WITH RIG CREW AND BAKER FISHERMAN -FLOW CHECK WELL(WELL STATIC) -BOOT BASKET 3/4 FULL WITH METAL SHAVINGS.MILL 10%WEAR WITH CHIPPED BUTTONS AND SIGNIFICANT CHIPPED CARBIDE ON ONE CROWN SECTION. 21:30 - 23:00 1.50 FISH P DECOMP PICK UP BAKER FISHING BHA#6 AS PER BAKER REP • -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT Printed 1/25/2016 10:16.43AM • North America-ALASKA-BP Page 14 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) j Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 23:00 - 00:00 1.00 FISH P DECOMP RIH WITH BAKER FISHING OVERSHOT BHA#6 FROM 342'MD TO 2,200'MD -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT -MW=8.5 PPG IN AND OUT -PU 85K,SO 85K AT 2,200'MD 12/24/2015 00:00 - 03:00 3.00 FISH P DECOMP RIH WITH BAKER FISHING OVERSHOT BHA#6 FROM 2,200'MD TO 9,450'MD -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT -FILL PIPE EVERY 20 STANDS -PU 182K,SO 150K AT 9,400'MD 03:00 - 03:30 0.50 FISH P DECOMP ENGAGE FISH WITH OVERSHOT -ESTABLISH PARAMETERS:PU 182K,SO 150K;20 RPM,ROT 163K,4.5K FREE TORQUE; 4 BPM,180 PSI. -WASH DOWN OVER FISH AT 4 BPM TO 9,484' MD AND SET DOWN 10K.NO PRESSURE INCREASE. -PU 60K WITH PRESSURE INCREASE TO 600 PSI. -BLEED JARS AND PULL TO 240K. -PULL TO 275K.DROP OFF IN HOOKLOAD. PICK UP 20 FT. -WASH DOWN 4 BPM TO ORIGINAL TAG AT 9,484'MD.NO PRESSURE INCREASE.NO WEIGHT DROP OFF. -WORK PIPE.NO INDICATIONS OF WEIGHT VARIATION OR PRESSURE VARIATION. 03:30 - 07:00 3.50 FISH P DECOMP POH WITH BAKER FISHING OVERSHOT BHA #6 FROM 9,450'MD T/343'MD -PUW=182KLBS,SOW=150KLBS @ 9400'MD I-MONITOR WELL VIA TRIP TANK=WELL BORE TAKING PROPER FILL -10 MIN FLOW CHECK PRIOR T/PULLING BHA THROUGH STACK(STATIC) 07:00 - 09:00 2.00 FISH P DECOMP B/D BAKER FISHING OVERSHOT BHA#6 AS PER BAKER FISHING REP -L/D FISH=8.45' -CONTINUE T/MONITOR WELL VIA TRIP TANK =WELLBORE TAKING PROPER FILL 09:00 - 10:00 1.00 FISH P DECOMP CLEAN AND CLEAR RIG FLOOR -SEND OUT FISHING TOOLS,CONSULT W/ ODE F/PLAN FORWARD -SEND IN MILLING TOOLS AS PER BAKER REP 10:00 - 11:30 1.50 . FISH P DECOMP M/U BAKER FISHING MILLING BHA#7 F/ SURFACE T/353'MD AS PER BAKER FISHING REP -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT -CHANGE OUT ELEVATORS AND PS-21 INSERTS 11:30 - 12:00 0.50 FISH P DECOMP RUN IN HOLE WITH BAKER FISHING MILLING BHA#7 FROM 353'MD TO 2000'MD -CHANGE OUT ELEVATORS AND PS-21 SLIP INSERTS TO 4"(DRILLER VERIFY ID'S) -RIH ON 4"DP STANDS FROM DERRICK -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT 8.5PPG MW IN AND OUT Printed 1/25/2016 10.16:43AM • • North America-ALASKA-BP Page 15 of 33 Operation Summary Report .-....__..-...... Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 1X3 -0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date(rme:7/29/1981 12:00:00AM ,Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual t65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 12:00 - 15:30 3.50 FISH P DECOMP CONTINUE T/RUN IN HOLE WITH BAKER FISHING MILLING BHA#7 FROM 2000'MD TO 9462'MD -RIH ON 4"DP STANDS FROM DERRICK MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT -PU=181 KLBS,SO=152KLBS 9400'MD 15:30 - 16:00 0.50 FISH P DECOMP DAILY RIG SERVICE -GREASE WASH PIPE/BLOCKS/ROLLER ASSEMBLY/CROWN CLUSTER/PS-21/ST-80 16:00 - 17:00 1.00 FISH P DECOMP SLIP AND CUT 85 FT OF DRILL LINE -CALIBRATE AMPHION TO DRAWWORKS 17:00 - 00:00 7.00 FISH P DECOMP BURN OVER TOP OF PACKER ASSEMBLY WITH BAKER FISHING MILLING BHA#7 FROM 9,494'MD TO 9,496'MD. -WASH AND REAM DOWN FROM 9,462'MD TO 9,494'MD. -PARAMETERS:PU 184K,SO 158K,ROT 170K; 40 RPM,5K FREE TORQUE;1 BPM,110 PSI -BURN OVER TOP OF PACKER ASSEMBLY TO 9,496'MD -PU 185K,SO 160K,ROT 172K;100 RPM,6K FREE TORQUE;2-4 BPM,70-250 PSI; -MILL UPPER PACKER SLIPS.8-15K TORQUE. 12/25/2015 00:00 - 01:00 1.00 FISH P DECOMP **CONTINUE**BURN OVER TOP OF PACKER ASSEMBLY WITH BAKER FISHING MILLING BHA#7 FROM 9,494'MD TO 9,496'MD. -PU 185K,SO 160K,ROT 172K;100 RPM,6K FREE TORQUE;2-4 BPM,70-250 PSI; -MILL UPPER PACKER SLIPS.8-15K TORQUE. -WEIGHT NO LONGER MILLING OFF.PICK UP AND ATTEMPT TO WORK TO BOTTOM. -STALL OUT MULTIPLE TIMES 1-2 FT OFF BOTTOM WITH TORQUE LIMITER AT 16K. WORK TO BOTTOM. -ON BOTTOM.TWO TORQUE SPIKES TO 15K. FREE TORQUE 6-8K.TORQUE NOT RESPONDING TO WEIGHT. -DECISION MADE TO PULL OUT OF HOLE FOR NEW MILL. 01:00 - 02:00 1.00 FISH P DECOMP CIRCULATE BOTTOMS UP -670 GPM,2160 PSI -100 RPM,5K TORQUE -MONITOR WELL FOR 10 MINUTES:STATIC -FINE METAL SHAVINGS IN RETURNS. 02:00 - 05:30 3.50 FISH P DECOMP POOH WITH BAKER FISHING BHA#7 FROM 9,496'MD TO 343'MD -MONITOR WELL FOR 10 MINUTES:STATIC -PU 188K,SO 152K,AT 9,440'MD -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT 05:30 - 07:30 2.00 FISH P DECOMP LAY DOWN BAKER FISHING MILLING BHA#7 AS PER BAKER REP -PJSM WITH RIG CREWAND BAKER FISHERMAN -MONITOR WELL FOR 10 MIN PRIOR TO PULLING BHA THROUGH STACK:STATIC -BOOT BASKETS 3/4 FULL WITH METAL SHAVINGS.PIECES OF SLIP SEGMENTS IN SHAVINGS. -BURN SHOE 50%WORN Panted 1/25/2016 10:16:43AM • • North America-ALASKA-BP Page 16 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/lime:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual©65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (usft) 07:30 - 09:30 2.00 BOPSUR P DECOMP PREPARE FOR BOP TEST -PJSM WITH RIG CREW -PULL 12.25"ID WEAR RING -FLUSH STACK WITH JETTING TOOL -INSTALL TEST PLUG -RIG UP TEST EQUIPMENT -MAKE UP TEST JOINTS 09:30 - 14:30 5.00 BOPSUR P DECOMP PRESSURE TEST BOP:ALL TESTS PASSING AND CHARTED TESTALL BOPE AS PER AOGCC/PARKER/ BP REQUIREMENTS -250-PSI/3500-PSI FOR 5/5 CHARTED MINUTES EACH TEST -PRESSURE TEST BOP ANNULAR PREVENTER TO 250 PSI,3500 PSI FOR 5 MINUTES EACH WITH 2-7/8"TEST JOINT -TEST UPPER 2-7/8"x 5-1/2"VBRS WITH 2-7/8"AND 4-1/2"TEST JOINT -TEST LOWER 2-7/8"X 5-1/2"VBRS WITH 2-7/8"AND 4-1/2"TEST JOINTS -BOP CONFIGURATION FROM TOP TO BOTTOM:ANNULAR PREVENTER,2-7/8"X 5-1/2"VBRS,BLIND SHEAR RAMS,MUD CROSS, 2-7/8"X 5-1/2"VBRS **AOGCC:WITNESS WAIVED BY LOU GRIMALDI ON 12/25/15** 14:30 - 16 00 1.50 BOPSUR P DECOMP RIG DOWN BOP TEST EQUIPMENT -PULL TEST PLUG -RD TEST JOINT AND EQUIPMENT 4 -INSTALL 12-1/4"ID WEAR RING 16:00 - 17:30 1.50 BOPSUR P DECOMP PICK UP BAKER FISHING MILLING(BURN SHOE)BHA#8 TO 353'MD -PJSM WITH RIG CREW AND BAKER FISHERMAN -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT 17:30 - 18:00 0.50 BOPSUR P DECOMP DAILY RIG SERVICE -GREASE WASH PIPE/BLOCKS/ROLLER j ASSEMBLY/CROWN CLUSTER 18:00 - 22:00 4.00 BOPSUR P DECOMP RIH WITH BAKER FISHING OVERSHOT BHA#8 FROM 342'MD TO 2,200'MD -MONITOR WELL VIA TRIP TANK:PROPER DISPLACEMENT _ -PU 188K,SO 148K AT 9,400'MD 22:00 - 00:00 2.00 BOPSUR P DECOMP BURN OVER TOP OF PACKER ASSEMBLY WITH BAKER FISHING MILLING BHA#8 AT 9,496:NO ADDED DEPTH -PU 188K,SO 148K,ROT 165K;100 RPM,5K FREE TORQUE -60 RPM,7-9K CONSISTENT TORQUE -12-15K WOB -2-4 BPM,60-220 PSI -DRY MILL WITH 15K WOB,60 RPM,7K TORQUE Printed 1/25/2016 10.16:43AM S • North America-ALASKA-BP Page 17 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/me:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual 4165.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 12/26/2015 00:00 - 04:00 4.00 FISH P DECOMP BURN OVER TOP OF PACKER ASSEMBLY WITH BAKER FISHING MILLING BHA#8 AT 9,496 -PU OFF BOTTOM AND PUMP SWEEP,6 BPM, 450 PSI. -CONTINUE DRY MILLING 10K WOB,120 RPM. 7K TORQUE:CONSISTENT TORQUE TORQUE INCREASE TO 9K WITH WEIGHT MILLING OFF.START PUMPING 2 BPM. -STOPPED MILLING.PICK UP AND SET DOWN. -DRY MILL 15-18K WOB,50 RPM.TORQUE DROP FROM 7 TO 5-6K. -PUMP 2 BPM,220 PSI,20K WOB,50 RPM. TORQUE FLUCTUATING 9-12K.REDUCE WEIGHT TO 16K.WEIGHT MILLING OFF. -PRESSURE INCREASE FROM 60 TO 90 PSI WITH TORQUE SPIKES. -PACKER LOOSE. -MONITOR WELL FOR 10 MINUTES:STATIC 04:00 - 05:00 1.00 FISH P DECOMP CIRCULATE BOTTOMS UP -16 BPM,2168 PSI -NO INDICATION OF GAS. -MONITOR WELL FOR 10 MINUTES:STATIC 05:00 - 05:30 0.50 r FISH P DECOMP PUSH PACKER TO 7"LINER TOP.TAG WITH 8-10K AT 9544'MD 05:30 - 08:30 3.00 FISH P DECOMP PULL OUT OF HOLE WITH BAKER FISHING BHA#8 ON ELEVATORS F/9544'MD T/353'MD -FLOW CHECK WELL F/IOMINS PRIOR T/ PULLING OFF BOTTOM(STATIC) -PUW=186KLBS,SOW=154KLBS -MONITOR WELL VIA TRIP TANK ON TRIP OUT OF HOLE(PROPER DISPLACEMENT) 08:30 - 10:30 2.00 FISH P DECOMP UD BAKER FISHING BHA#8 Fl 353'MD T/ SURFACE AS PER BAKER FISHING REP -FLOW CHECK WELL 10MINS PRIOR T/ PULLING BHA THROUGH STACK AND CONTINUE T/MONITOR VIA TRIP TANK (STATIC) -NO INDICATIONS OF SLIPS OBSERVED IN BOOT BASKETS. 10:30 - 12:00 1.50 FISH P DECOMP M/U BAKER FISHING SPEAR BHA#9 F/ SURFACE T/800'MD AS PER BAKER REP AND RIH ON DPT S ANDS F/DERRICK -MONITOR WELL VIA TRIP TANK(GOOD DISPLACEMENT) -8.5PPG MW IN AND OUT -OBBL LOSSES @ NOON -OA PRESSURE=60PSI 12.00 - 15:30 3.50 FISH P DECOMP CONTINUE T/RIH W/BAKER FISHING SPEAR BHA#9 F/800'MD T/9525'MD -RIH ON DP STANDS F/DERRICK -MONITOR WELL VIA TRIP TANK(GOOD DISPLACEMENT) -PUW=185KLBS,SOW=150KLBS ejg 9500'MD Printed 1/25/2016 10:16.43AM • • North America-ALASKA-BP Page 18 of 33 { i. . vagt"8 l' Operation Summary Report /, gi Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-01790-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/me:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs : Task Code NPT NPT Depth Phase Description of Operations (hr) ' (usft) 15:30 - 16:30 1.00 FISH P ' DECOMP M/U TOP DRIVE T/DRILL STRING,WASH DOWN T/TOP OF FISH,AND ENGAGE FISH -PUW=186KLBS,SOW=152KLBS -WASH DOWN PUMPING @ 5BPM=890PSI, TAGGING UP @ 9548'MD -SHUT DOWN PUMPS AND SIO T/9551'MD SETTING 10KLBS ON THE FISH -P/U T/191 KLBS,(5KLBS OVERPULL) -SET DOWN 10KLBS AGAIN ON THE FISH, THEN PICK UP T/206KLBS AND SEE WEIGHT BREAK OVER(FISH IS LOOSE) -P/U 5'W/4-5KLBS CONTINUOUS DRAG INDICATING WE HAVE THE FISH 16:30 - 17:30 I 1.00 FISH P DECOMP CIRCULATE 1 BOTTOMS UP @ 300GPM= 1640PS1 NO INDICATIONS OF GAS DURING CIRCULATION 17:30 - 18:00 0.50 FISH P DECOMP SERVICE RIG FLOOR EQUIPMENT 18:00 - 22:30 I 4.50 FISH P , DECOMP POOH W/BAKER FISHING SPEAR BHA#9 F/ j 9539'MD T/338'MD I -MONITOR WELL F/10 MINS PRIOR T/ PULLING OFF BOTTOM(STATIC) I -PUW=188KLBS W/SIGNS OF DRAG,SOW= I 148KBLS @ 9500'MD -CONTINUE T/MONITOR WELL VIA TRIP TANK WHILE POH(PROPER DISPLACEMENT) 22:30 - 00:00 1.50 FISH P ; DECOMP BEGIN LAY DOWN BAKER FISHING SPEAR BHA#9 AS PER BAKER REP -PJSM WITH RIG CREW AND BAKER FISHERMAN -MONITOR WELL FOR 10 MIN PRIOR TO PULLING BHA THROUGH STACK:STATIC 12/27/2015 00:00 - 01:30 1 1.50 FISH P DECOMP FINISH LAY DOWN BAKER FISHING SPEAR BHA#9 AS PER BAKER REP -PJSM WITH RIG CREW AND BAKER i FISHERMAN -MONITOR WELL FOR 10 MIN PRIOR TO PULLING BHA THROUGH STACK:STATIC -LAY DOWN SEALBORE AND TIW PACKER I ASSEMBLY AND 3 JOINTS OF 3-1/2"TUBING -NO BOTTOM SLIPS OBSERVED ON PACKER ASSEMBLY.4 BOTTOM SLIPS REMAINING IN WELL. 01:30 - 03:00 I 1.50 WHSUR P DECOMP RIH AND SET 9-5/8"RTTS -PJSM WITH RIG CREWAND HALLIBURTON REPS -RIH WITH 3 STANDS OF DRILL COLLARS AND 7 STANDS OF DRILL PIPE -MAKE UP AND RIH WITH RTTS ON ONE STAND OF DRILLPIPE. -PU 72K,SO 72K -SET RTTS 45'BELOW WELLHEAD. -RACK BACK STAND AND LAY DOWN RUNNING TOOL. 03:00 - 03:30 0.50 WHSUR P DECOMP PRESSURE TEST RTTS PACKER:PASSING TEST -25OPSI/2500 PSI FOR 5 MINUTES EACH Punted 1/25/2016 10:16.43AM • North America-ALASKA-BP Page 19 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-01790-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual l 65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 03:30 - 06:00 2.50 WHSUR P DECOMP CHANGE OUT AND TEST 9-5/8"PACKOFF -PJSM WITH RIG CREWAND CAMERON -PULL 12-1/4"WEAR RING -BOLDS IN PREPARATION TO PULL PACKOFF -PULL PACKOFF FREE WITH 7K -PRIMARY PACKOFF SEAL BOTTOM RETAINING RING LEFT IN WELLHEAD 06.00 - 09:00 3.00 WHSUR P DECOMP NIPPLE DOWN BOP AND BREAK STACK -PJSM WITH RIG CREWAND CAMERON. -PULL PS-21 SLIPS,PULL BELL NIPPLE, REMOVE TURN BUCKLES.BREAK BOLTS BETWEEN RISERS AND WELLHEAD AND BETWEEN TUBING SPOOL AND CASING SPOOL. -LIFT STACK AND RISERS AND SLIDE TO SIDE -PULL TUBING SPOOL 09:00 - 12:00 3.00 WHSUR P DECOMP INSTALL NEW PACKOFF -PJSM WITH RIG CREWAND CAMERON -PULL BOTTOM SEAL AND RETAINING RING FROM WELLHEAD -INSTALL NEW TUBING SPOOL -INSTALL NEW PACKOFF TORQUE LOCKDOWNS AND GLANDNUTS TO SPEC -TEST PACK OFF PER CAMERON TO 250 PSI/ 5000 PSI FOR 5/15 MINUTES -INSTALL 2ND ANNULUS VALVE ON IA 12:00 - 16:30 4.50 WHSUR P DECOMP NIPPLE UP RISER AND BOP STACK.BODY TEST BOP. -POSITION RISER AND BOP STACK OVER WELLHEAD. -TORQUE RISER BOLTS TO SPEC. -BODY TEST BOP TO 250 PSI/3500 PSI FOR 5 MINUTES EACH 16:30 - 18.30 2.00 WHSUR P DECOMP RETRIEVE 9-5/8"RTTS FROM 45'BELOW WELLHEAD -PJSM WITH RIG CREWAND HALLIBURTON -INSTALL 12-1/4"WEAR RING -RUN IN HOLE WITH RUNNING TOOL AND RETRIEVE RTTS VERIFYING NO PRESSURE BELOW RTTS AND WELL IS STATIC. -PULL OUT OF HOLE WITH ONE STAND AND LAY DOWN RTTS AND RUNNING TOOL. 18:30 - 21:00 2.50 WHSUR P DECOMP POH WITH WITH STANDS OF DRILLPIPE AND COLLARS FROM 904'MD -PU 66K,SO 66K AT 900'MD -LAY DOWN COLLARS TO PIPE SHED 21.00 - 21:30 , 0.50 WHSUR P DECOMP DAILY RIG SERVICE -GREASE WASH PIPE/BLOCKS/ROLLER ASSEMBLY/CROWN CLUSTER/ST-80/PS-21 21 30 - 23.00 1.50 CASING P DECOMP PRESSURE TEST CASING -CLOSE BLIND RAMS AND TEST CASING TO 250 PSI/3500 PSI FOR 5 MIN/30 MINUTES. EXTEND TEST TO 45 MINUTES. -PUMP 9.1 BBLS,BLEED BACK 8.9 BBLS. -TEST CHARTED AND ATTACHED. -PASSING TEST.CALL WTLAND RECEIVE PERMISSION TO PROCEED. Printed 1/25/2016 10:16:43AM i • North America-ALASKA-BP Page 20 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor.PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) — (usft) 23:00 - 00:00 I 1.00 CLEAN P DECOMP MAKE UP BAKER FISHING CLEANOUT BHA #10 -PJSM WITH RIG CREW AND BAKER FISHERMAN -MONITOR HOLE VIA TRIP TANK:PROPER DISPLACEMENT 12/28/2015 00:00 - 01:30 1.50 CLEAN P DECOMP MAKE UP BAKER FISHING CLEAN OUT BHA #10 -PJSM WITH RIG CREW AND BAKER FISHERMAN -PU 4 3.4"DRILL COLLARS AND 4"NWT-DP FROM PIPESHED -MONITOR HOLE VIA TRIP TANK:PROPER DISPLACEMENT 01:30 - 05:00 3.50 CLEAN P DECOMP RIH WITH BAKER FISHING CLEAN OUT BHA #10 F/602'MD T/9491'MD -RIH ON ELEVATORS WITH 4"DRILL PIPE STANDS FROM DERRICK -FILL PIPE EVERY 20 STANDS PU=185K,SO=152K AT 9491'MD 05:00 - 08:00 3.00 CLEAN P DECOMP WASH DOWN F/9,491'MD TAG TOC AT 9,821' MD -WASH DOWN AT 210 GPM,1250 PSI. TAG TOP OF LINER AT 9,562'MD -MILL HANGING UP ROTATE WITH 10 RPM TO ENTER LINER TOP. -STOP ROTATION UPON ENTERING LINER TOP -TAG TOC AT 9,821'MD - MILL JUNK AND CEMENT AT 340 GPM,1175 PSI,30 RPM @ 5-7K TORQUE -MILL F/9,821'T/9,852'MD 08:00 - 09:00 1.00 CLEAN P DECOMP 1—CIRCULATE BOTTOMS UP - 340 GPM,1250 PSI -60 RPM,5-7K TORQUE 09:00 - 13:00 4.00 CLEAN P DECOMP MONITOR WELL FOR 10 MIN(STATIC) -POH TO LINER TOP -ATTEMPT TO REENTER LINER TOP WITH NO ROTATION(NO SUCCESS) -ROTATE AT 10 RPM TO REENTER LINER TOP -POH ON ELEVATORS F/9,852'MD T/600'MD -MONITOR WELL VIA TRIP TANK(CORRECT DISPLACEMENT) -PU 182K,SO 150K AT 9,800'MD 13:00 - 14:00 1.00 CLEAN P DECOMP MONITOR WELL FOR 10 MIN BEFORE NON SHEARABLES ENTER STACK(STATIC) -PJSM LAY DOWN BHA#10 AS PER BAKER REP. -CLEAN OUT BOOT BASKETS 14.00 - 14 30 0.50 CLEAN P DECOMP SERVICE RIG -GREASE WASH PIPE,BLOCKS,ROLLER ASSEMBLY,CROWN CLUSTER,PS-21,ST-80 14:30 - 15:30 1.00CLEAN DECOMP PJSM-MAKE UP BHA#11 P it -MAKE UP BHA#11 AS PER BAKER REP -F/SURFACE T/600'MD Printed 1/25/2016 10:16:43AM • North America-ALASKA-BP Page 21 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Datemme:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual©65.98usft(above Mean Sea Level) Date From-To Hrs Task Code I NPT NPT Depth Phase Description of Operations (hr) (usft) 15:30 - 20:00 4.50 CLEAN P DECOMP RIH WITH 6 1/8"DRILLING BHA F/600'MD T/ 9,762'MD -RIH ON ELEVATORS F/600'MD T/9,762'MD WITH STANDS OUT OF DERRICK -BREAK CIRCULATION EVERY 20 STANDS,5 BPM,550 PSI -MONITOR WELL VIA TRIP TANK(GOOD DISPLACEMENT) -PU 195K,SO 144K,AT 9,700'MD 20:00 - 00:00 4.00 CLEAN P DECOMP WASH DOWN LAST STAND F/9,762'MD T/9,852'MD DRILL CEMENT FROM 9,852'MD TO 9,993'MD -342 GPM, 1540 PSI ON,1500 PSI OFF -80 RPM,6-8K TORQUE ON,5K TORQUE OFF -PU 195K,SO 144K,ROT 164K 12/29/2015 00:00 - 01:30 1.50 CLEAN P DECOMP DRILL CEMENT FROM 9,993'MD TO 10,110'MD -342 GPM, 1540 PSI ON,1500 PSI OFF -80 RPM,6-8K TORQUE ON,5K TORQUE OFF PU 195K,SO 144K,ROT 164K -PUMP HI VIS SWEEP AT 10,000'MD 01:30 - 03:00 1.50 CLEAN P DECOMP CIRCULATE BOTTOMS UP 2 TIMES -PUMP HIGH VIS SWEEP -340 GPM,1665 PSI -80 RPM,8K TORQUE -AFTER SWEEP CLEARED THE SHAKERS CIRCULATE UNTIL SHAKERS CLEAN -PULLING 10 TO 15K OVER STARTING UP WEIGHT. 03:00 - 06:00 3.00 CLEAN P I DECOMP !MONITOR WELL FOR 10 MINUTES(STATIC) INCREASE IN HOOKLOAD COMING OFF BOTTOM INDICATING HOLE NEEDS ADDITIONAL CLEANING -PUMP HIS VIS SWEEP WHILE PUMPING OUT TO THE 7"LINER TOP -CIRCULATE HIGH VIS SWEEP W/ SIGNIFICANT INCREASE IN CEMENT CUTTINGS -500GPM=1290 PSI,80 RPM=8K FT-LBS TQ 06.00 - 06:30 0.50 CLEAN P DECOMP RIH W/BAKER FISHING CLEAN OUT BHA#11 T/TD -DRY TAG CEMENT TOP W/20 KLBS, CONFIRM CEMENT TOP @ 10110'MD -MONITOR TIH VIA TRIP TANK(PROPER DISPLACEMENT) 06:30 - 09 30 3.00 CLEAN P DECOMP POOH ON ELEVATORS F/10110'MD T/BHA 602'MD -MONITOR WELL F/10MINS PRIOR T/POOH (STATIC) -PUW=210 KLBS,SOW=140 KLBS, 10110'MD 09:30 - 10 30 1.00 CLEAN P DECOMP L/D BAKER FISHING CLEANOUT BHA#11 AS PER BAKER REP F/602'MD T/SURFACE -RACK BACK 4-3/4"DC'S AND 4"HWDP -CLEAN OUT BOOT BASKETS(BOTH EMPTY) -CLEAN AND CLEAR RIG FLOOR IN PREP F/ WHIPSTOCK RUN -MONITOR WELL VIA TRIP TANK(GOOD DISPLACEMENT) Printed 1/25/2016 10:16:43AM • North America-ALASKA-BP Page 22 of 33 Operation Summary Report Common Well Name.R-10 I AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 ;X3.0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud DateMme:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor.PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual(§65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 10:30 - 12:00 1.50 STWHIP P WEXIT M/U BAKER FISHING WHIPSTOCK BHA#12 AS PER BAKER REP F/SURFACE T/111'MD -VERIFY BAKER FISHING WHIPSTOCK CHECKLIST W/BAKER FISHING HAND PRIOR T/RUNNING IN HOLE(GOOD) -SLB MWD SCRIBE HIGHSIDE TOOLFACE 00 CE ORIENTAION AND PERFORM CORRECTION MONITOR WELL VIA TRIP TANK(GOOD DISPLACEMENT) 12:00 - 12:30 0.50 STWHIP P WEXIT SERVICE RIG FLOOR EQUIPMENT 12:30 - 13:00 0.50 STWHIP P WEXIT CONTINUE T/M/U BAKER FISHING WHIPSTOCK BHA#12 AS PER BAKER REP F/ 111'MD T/680'MD -VERIFY BAKER FISHING WHIPSTOCK CHECKLIST W/BAKER FISHING HAND PRIOR T/RUNNING IN HOLE(GOOD) -MONITOR WELL VIA TRIP TANK(GOOD DISPLACEMENT) -CHANGE OUT PS-21 BOWL INSERTS T/4"DP INSERTS 13:00 - 19:30 6.50 STWHIP P WEXIT RIH W/BAKER FISHING WHIPSTOCK BHA#12 F/680'MD T/10110'MD -RIH ON ELEVATORS W/4"DP STANDS F/ DERRICK -SHALLOW HOLE TEST MWD TOOLS @ 1500'MD -BREAK CIRCULATION EVERY 20 STANDS -PUW=209 KLBS,SOW=144 KLBS,@ 10,050'MD -MONITOR TRIP VIA TRIP TANK(GOOD DISPLACEMENT) 19:30 - 20:30 1.00 STWHIP P WEXIT ORIENTATE AND SET WHIPSTOCK -ORIENTATE 36 DEGREES LEFT -TAG CEMENT BOTTOM AT 10,110'MD WITH 5 K DOWN -ATTEMPT TO SET ANCHOR,OBSERVED 7500 LBS DOWN WEIGHT DECREASE -OBSERVED A SHEAR AT 25 KLBS DOWN WEIGHT. -PICK UP TO VERIFY ANCHOR SET,NO OVER PULL OBSERVED BOLT HAD SHEARED -SET DOWN 35 KLBS ON ANCHOR -PICK UP TO 170 KLBS STRING WEIGHT -WITH SLOW ROTATION STALLED OUT DRILL PIPE WITH 11 KLBS TORQUE WITH 9.5 TURNS, TO VERIFY ANCHOR WAS SET. 1-DROP ACTIVATION BALL TO FUNCTION WELL COMMANDER -PUMP BALL ON SEAT WELL COMMANDER FUNCTIONED OPEN AT 1800 PSI 20.30 - 22:30 2.00 STWHIP P WEXIT DISPLACE 8.5 PPG SEAWATER WITH 8.5 PPG FLO-PRO -PUMP 35 BBLS 100 VIS SPACER -675 GPM,2000 PSI -DISPLACED WELL BORE WITH 687 BBLS OF NEW 8.5 PPG PRO-FLO MUD SYSTEM -DROP BALL TO CLOSE WELL COMMANDER -OBTAIN SPR'S WITH NEW MUD @ 10,090'MD 8,881'TVD Printed 1/25/2016 10.16:43AM • • North America-ALASKA-BP Page 23 of 33 Operation Summary Report 4 Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. I UWI:500292061800 Active datum:R-10A actual©65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 22:30 - 00:00 1.50 STWHIP P WEXIT MILL 6 1/8"WINDOW F/10,090 T/10,093'MD (8881'TVD) -285 GPM,1435 PSI ON,1400 PSI OFF -100 RPM,4-8 K TORQUE ON,4 K TORQUE OFF -PU 180 KLBS,SO 154 KLBS,ROT 169 KLBS 12/30/2015 00:00 - 03:30 3.50 STWHIP P WEXIT MILL WINDOW F/10,093'MD T/10,105'MD V (8,891'TVD) -285 GPM,1435 PSI ON,1400 PSI OFF -100 RPM,4-7K TORQUE ON,4K TORQUE OFF -PU 180 KLBS,SO 154 KLBS,ROT 169 KLBS -LESS THAN EXPECTED AMOUNT OF METAL CUTTINGS ACROSS SHAKERS 03 30 - 04:30 1.00 STWHIP P WEXIT DROP WELL COMMANDER ACTIVATION BALL TO OPEN COMMANDER CIRCULATE BOTTOMS UP TO CLEAR CUTTINGS -700 GPM,2085 PSI -100 RPM,4 KLBS TORQUE -30%INCREASE IN METAL CUTTINGS AT BOTTOMS UP -CIRCULATE UNTIL SHAKERS CLEAN -DROP WELL COMMANDER ACTIVATION BALL TO CLOSE COMMANDER 04.30 - 07:30 3.00 STWHIP P WEXIT MILL WINDOW AND RAT HOLE F/10,105'MDT/ 10,123'MD(8891'MD) -PUW=180KLBS,SOW=154KLBS,169KLBS ROT WI- - T-285 GPM,1435PSI ON 1400PSI OFF -100 RPM,4K-9K TQ ON,4K TQ OFF -WORK MILLS THROUGH WINDOW W/ PUMPS ON(CLEAN EXIT),AND PUMPS OFF (CLEAN EXIT) -CIRCULATE STEEL LUBE PILL, DUMP AT SURFACE 07 30 - 10:00 2.50 STWHIP P WEXIT DROP WELL COMMANDER ACTIVATION BALL AND CIRCULATE BOTTOMS UP -7000PM,2095 PSI -INCREASE IN METAL SHAVINGS SEEN THROUGHOUT CIRCULATION DECISION T/ CIRC ADDITIONAL B/U -DECREASE IN METAL SHAVINGS OBSERVED AT CONCLUSION OF CIRCULATION -MONITOR WELL F/10MINS_ 10:00 - 11:30 1.50 STWHIP P WEXIT R/UAND PERFORM FITTEST -MW=8.5PPG,8886'ND,10098'MD -PUMP 1.8BBLS T/700PSI,BLEED BACK 1.6BBLS -LOTEMW=10.OPPG 11:30 - 12:00 0.50 STWHIP P WEXIT DROP WELL COMMANDER ACTIVATION BALL 12:00 - 13:00 [ 1.00 STWHIP P WEXIT SLIP AND CUT DRILLING LINE -L/D SINGLE FROM STRING,M/U FOSV BELOW 1 SINGLE AND RIH -CALIBRATE DRAWORKS BLOCK POSITION AND AMPHION 13:00 - 1330 0.50 STWHIP P WEXIT SERVICE RIG FLOOR EQUIPMENT Printed 1/25/2016 10:16:43AM • • North America-ALASKA-BP Page 24 of 33 Operation Summary Report "' Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad • Rig Name/No.:PARKER 273 Spud DateMme:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor.PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs I Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 13:30 - 17:30 4.00 STWHIP P 1 WEXIT POOH ON ELEVATORS F/10,050'MD T/680' MD -MONITOR WELL F/10 MINS PRIOR T/ PULLING OFF BOTTOM(STATIC) -PU=170K,SOW=155K @ 10,000'MD -MW=8.5PPG IN AND OUT -MONITOR WELL VIA TRIP TANK(GOOD DISPLACEMENT) -PU 170K,SO 155K,AT 10,000'MD 17:30 - 20:00 2.50 STWHIP P WEXIT LAY DOWN BHA#12 AS PER BAKER REP -GAUGE MILLS STARTER MILL 3/8"UNDER, LOWER WATERMELON,1/16"UNDER,MIDDLE AND UPPER MILLS IN GAUGE. -CLEAR AND CLEAN FLOOR OF BHA#12 20:00 - 20:30 0.50 STWHIP P WEXIT FUNCTION TEST BOPE. I-WASH OUT STACK TO VOID OF METAL FROM MILLING WINDOW -ANNULAR=28 SEC -UPPER VARIABLES=17 SEC -BLIND RAMS=28 SEC -LOWER VARIABLES=18 SEC ' -HCR CHOKE AND KILL=2 SEC 20:30 - 21:00 0.50 STWHIP P WEXIT SERVICE RIG -GREASE WASH PIPE,BLOCKS,ROLLER l ASSEMBLY,CROWN CLUSTER 21:00 - 23:00 2.00 STWHIP P I WEXIT PICKUP BHA#13 -PJSM WITH SLB REPS -PICK UP ARCHER 6 1/8"BHA AS PER SLB REPS,SLB/PARKER PROCEDURES 23:00 - 00:00 i 1.00 STWHIP I P WEXIT RIH WITH 6 1/8"DRILLING BHA F/179'MDT/ I 1980'MD -RIH ON ELEVATORS PICKING UP SINGLE FROM PIPESHED. -MONITOR WELL VIA TRIP TANK(GOOD DISPLACEMENTS) 12/31/2015 00:00 - 07:30 7.50 DRILL P WEXIT RIH WITH 6 1/8"DRILLING BHA F/980'MD T/ I 10,120'MD -RIH ON ELEVATORS PICKING UP SINGLE FROM PIPESHED.(99 JOINTS) -RIH ON ELEVATORS WITH STANDS FROM DERRICK -PU 174K,SO 149KAT 10,002'MD I -MONITOR WELL VIA TRIP TANK(GOOD DISPLACEMENTS) -CIRCULATE EVERY 1,500'FOR 9 MIN, AS PER SLB ARCHER RUNNING PROCEDURE. 07:30 - 10:00 2.50 DRILL P PROD1 DRILL 6 1/8"PRODUCTION HOLE F/10120'MD T/10,175'MD(8,951'ND) -270 GPM,1680 PSI ON,1675 PSI OFF -80 RPM,5K TORQUE ON,4K TORQUE OFF -PU 174K,SO 149K,ROT 158K -ACTUAL ROTATE TIME=1.83 HRS, TOTAL BIT TIME=1.83 HRS,TOTAL JAR HRS=1.83 -NOT GETTING STEERING FORCE NEEDED FOR BUILD RATES ! -PUMP LO-HIGH VIS SWEEP FOR ANTI i. 1 JAMMING THROUGH ARCHER TOOL Printed 1/25/2016 10:16:43AM i • North America-ALASKA-BP Page 25 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-01790-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual©65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 10:00 - 10:30 0.50 DRILL P PROD1 CONDITION AND CIRCULATE WHILE CONFERRING WITH ODE -270 GPM,1670 PSI -80 RPM,3K TORQUE -OBSERVED STEERING FORCE RETURNED, CONFERRED WITH ODE,DECISION MADE TO DRILL ANOTHER 20 FEET 10.30 - 12:00 1.50 DRILL P PROD1 DRILL 6 1/8"PRODUCTION HOLE F/10,175'MD T/10,195'MD(8,975'TVD) -270 GPM,1680 PSI ON,1675 PSI OFF -80 RPM,5K TORQUE ON,4K TORQUE OFF -PU 174K,SO 149K,ROT 158K -UNABLE TO ACHIEVE BUILD RATES, DECISION MADE TO POH AND PICK UP MUD MOTOR -OBTAIN SPR'S 12:00 - 12:30 j 0.50 DRILL P PROD1 RIG SERVICE -GREASE WASH PIPE,BLOCKS,CROWN CLUSTER,ROLLER ASSEMBLY,PS-21,ST-80 12:30 - 17:30 5.00 DRILL N DFAL 10,195.00 PROD1 POH ON ELEVATORS F/10,195'MD T/180'MD -PU 169K,SO 144K,AT 10,195' -MW 8.5 PPG IN,8.5 PPG OUT -MONITOR WELL FOR 10 MIN(STATIC) -MONITOR WELL FILL TRIP TANK(GOOD DISPLACEMENT) 17 30 - 19:00 1.50 DRILL N DFAL 10,195.00 PROD1 MONITOR WELL FOR 10 MIN BEFORE PULLING NON-SHEARABLES INTO STACK (STATIC) -PJSM LAY DOWN BHA#13 AS PER SLB AND PARKER WSP'S 19:00 - 20:00 1.00 DRILL N DFAL 10,195.00 PROD1 PJSM PICK UP BHA#14 -PICKUP BHA#14 AS PER SLB AND PARKER WSP'S -SCRIBE MOTOR TO MWD 239 DEGREE OFFSET. 20:00 - 00:00 4.00 DRILL N DFAL 10,195.00 PROD1 RIH WITH BHA#14 F/180'MD T/7,500'MD -RIH ON ELEVATORS WITH STANDS FROM DERRICK -BREAK CIRCULATION EVERY 15 STANDS AS PER SLB PROCEDURE 1/1/2016 00:00 - 01.30 1.50 DRILL N DFAL 10,195.00 PROD1 RIH WITH BHA#14 F/7500'MD T/10195'MD -RIH ON ELEVATORS WITH STANDS FROM DERRICK -FILL PIPE EVERY 15 STANDS AS PER SLB PROCEDURE -PU 174K,SO 152K AT 10,082' -ORIENT MOTOR 36 LEFT PRIOR TO EXITING WINDOW 01 30 - 05:30 4.00 DRILL P PROD1 DRILL 6 1/8"PRODUCTION HOLE FROM 10195' MD TO 10253'MD(8959'ND) -245 GPM, 1360 PSI ON, 1335 PSI OFF -PU 174K,SO 152K -SURVEY EVERY-30 FT -ART 0 HRS,AST 2.85 HRS,TOTAL BIT HRS 2.85 -TOTAL JAR TIME 4.71 HRS -MUD WEIGHT:8.5 PPG IN,8.5 PPG OUT Printed 1/25/2016 10:16:43AM • I North America-ALASKA-BP Page 26 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor.PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 05:30 - 08:30 3.00 DRILL N DFAL 10,253.00 PROD1 TROUBLE SHOOT MWD -UNABLE TO OBTAIN RELIABLE INCLINATION READINGS -PERFORM ROLL TESTS AND SHOOT SURVEYS IN OPEN HOLE,SURVEYS BAD -POOH INTO WINDOW AT 10090',SHOOT SURVEY INSIDE CASING,SURVEYS BAD -CONFERENCE WITH ODE AND SLB,MAKE DECISION TO POOH FOR NEW MWD -OBTAIN SLOW PUMP RATES 08:30 - 12:00 3.50 DRILL N DFAL 10,253.00 PROD1 POOH ON ELEVATORS Fl 10090'T/1500',FOR NEW MWD TOOL -MONITOR WELL FOR 10 MIN PRIOR TO PULLING OFF BOTTOM,WELL STATIC -MUD WEIGHT:8.5 PPG IN,8.5 PPG OUT -PU 176K,SO 154K AT 10090'MD -MONITOR WELL VIA TRIP TANK,CORRECT DISPLACEMENT -MONITOR WELL FOR 10 MIN PRIOR TO PULLING HWDP THROUGH STACK *D-1 DRILL WITH AAR 12:00 - 12:30 0.50 DRILL N DFAL 10,253.00 PROD1 POOH ON ELEVATORS F/1500'T/152' MONITOR WELL FOR 10 MIN PRIOR TO PULLING BHA THROUGH STACK,WELL STATIC -MUD WEIGHT:8.5 PPG IN,8.5 PPG OUT -PU 40K,SO 40K AT 1500'MD -MONITOR WELL VIA TRIP TANK,CORRECT DISPLACEMENT 12:30 - 13:30 1.00 DRILL N DFAL 10,253.00 PROD1 LAY DOWN MWD TOOL AND P/U SPARE MWD -SCRIBE MOTOR AND CALCULATE OFFSET, 249.1 DEGREES -INSPECT BIT,GRADE 0-0 WITH PAINT STILL ON BIT,MAKE DECISION TO RE-RUN 13:30 - 14:00 0.50 DRILL P PROD1 SERVICE RIG 14:00 - 19:30 5.50 DRILL N DFAL 10,253.00 PROD1 RIH WITH 6 1/8"DRILLING BHA FROM 152'MD TO 10,253'MD -RIH ON ELEVATORS OUT OF DERRICK -FILL PIPE EVERY 15 STANDS AS PER SLB PROCEDURE -OBTAIN CHECK SHOT SURVEYS AT 10,175' MD AND 10,250'MD GOOD SURVEYS 19 30 - 00:00 4.50 DRILL P PROD1 DRILL 6 1/8"PRODUCTION HOLE FROM 10,253'MD TO 10,355'MD (9,086'TVD) -250 GPM, 1340 PSI ON, 1300 PSI OFF -PU 184K,SO 144K,ROT 163K -SURVEY EVERY—30 FT -ART.11 HRS,AST 4.57 HRS,TOTAL BIT HRS 4.73 -TOTAL JAR TIME 6.53 HRS -MUD WEIGHT:8.5 PPG IN,8.5 PPG OUT Printed 1/25/2016 10:16:43AM • S North America-ALASKA-BP Page 27 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual©65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 1/2/2016 00:00 - 12:00 12.00 DRILL P PROD1 DRILL 6 1/8"PRODUCTION HOLE FROM 10,355'MD TO 10,597'MD (9,164'TVD) -250 GPM, 1375 PSI ON, 1300 PSI OFF -PU 187K,SO 149K,ROT 163K -SURVEY EVERY—30 FT -ART 0.41 HRS,AST 4.29 HRS,TOTAL BIT HRS 7.0 -TOTAL JAR TIME 11.7 HRS -MUD WEIGHT:8.5 PPG IN,8.5 PPG OUT -DRILL TO 10570'MD ENCOUNTER TIGHT HOLE AND ISSUES WITH WEIGHT TRANSFER, ATTEMPT T/ROTATE,STALL T/D @ 12K FT-LBS,RELEASE TQ FROM STRING,PULL 35KLBS OVER STRING WEIGHT T/RELEASE -RACK ONE STAND BACK AND SLOWLY BACK REAM F/10570'MD T/10475'MD 12:00 - 12:30 0.50 DRILL P PROD1 SERVICE RIG FLOOR EQUIPMENT/CROWN 1CLUSTER 12:30 - 14:00 1.50 DRILL P PROD1 DRILL 6 1/8"PRODUCTION HOLE FROM 10,597'MD TO 10,608'MD (9,158'TVD) -250 GPM, 1380 PSI ON, 1355 PSI OFF -PU 188K,SO 146K,ROT 162K -20 RPM,7-9K TQ ON,5K TQ OFF SURVEY EVERY-30 FT -ART.05 HRS,AST 0.22 HRS,TOTAL BIT HRS 7.27 -TOTAL JAR TIME 7.27 HRS -MUD WEIGHT:8.5 PPG IN,8.5 PPG OUT -HAVING TROUBLE GETTING WOB,NOT SEEING DIFFERENTIAL FROM MOTOR,MINOR FLUCTUATIONS IN PUMP PRESSURE, STRONG INDICATIONS BIT IS UNDER GAUGE, HANGING UP ON THE STABILIZER -CALL ODE AND CONFIRM T/POOH -MIX AND PUMP DRY JOB 14:00 - 18:30 4.50 DRILL N DFAL 10,608.00 PROD1 POOH ON ELEVATORS F/10608'MDT/172'MD -MONITOR WELL FOR 10 MINUTES,WELL STATIC -PUW=174K,SOW=142K @ 10,000'MD -MUD WEIGHT=8.5PPG IN AND OUT -MONITOR WELL VIA TRIP TANK(GOOD DISPLACEMENT) -MONITOR WELL F/10MINS PRIOR T/ PULLING BHA THROUGH STACK,WELL jSTATIC 18:30 - 20:00 1.50 DRILL N DFAL 10,608.00 PROD1 L/D SLB DRILLING BHA#15 AS PER SLB DD -SWAP OUT BIT,MOTOR AND MWD FOR NEW TOOLS 20:00 - 20:30 0.50 DRILL N DFAL 10,608.00 PROD1 SERVICE RIG FLOOR EQUIPMENT 20:30 - 21:30 1.00 DRILL N DFAL 10,608.00 PROD1 M/U SLB DRILLING BHA#16 AS PER DD -P/U NEW MOTOR,NEW MWD,NEW SMITH XR20 BIT 21:30 - 00:00 2.50 DRILL N DFAL 10,608.00 PROD1 RIH WI 6.125"DRILLING BHA#16 F/172'MD T/ 4800'MD -RIH ON STANDS OF 4'DP F/DERRICK -FUNCTION TEST MWD @ 1500'MD(GOOD TEST) -FILL PIPE EVERY 20 STANDS,22OGPM, 78OPSI Printed 1/25/2016 10:16:43AM • • North America-ALASKA-BP Page 28 of 33 Operation Summary Report ` Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 1/3/2016 00:00 - 04:00 4.00 DRILL N DFAL 10,608.00 PROD1 RIH WI 6.125"DRILLING BHA#16 F/4,800'MD T/10,608"MD -RIH ON STANDS OF 4'DP F/DERRICK -FUNCTION TEST MWD @ 1500'MD(GOOD TEST) -BREAK CIRCULATION EVERY 20 STANDS, 220 GPM,780 PSI OBTAIN ROLL TEST/CHECK SHOT SURVEYS AS PER MWD WITH NEW MWD TOOL -MONITOR WELL VIA TRIP TANK GOOD DISPLACEMENTS 04:00 - 12:00 8.00 DRILL P PROD1 DRILL 6 1/8"PRODUCTION HOLE FROM 10,608'MD TO 10,719'MD(9,153'TVD) -250 GPM, 1380 PSI ON,1300 PSI OFF -20 RPM,7K TORQUE ON,4K TORQUE OFF -PU 184K,SO 144K,ROT 160K -SURVEY EVERY—30 FT ACTUAL ROTATE TIME=1.63 HRS -ACTUAL SLIDE TIME=1.89 HRS -TOTAL BIT HRS=3.52 HRS -TOTAL JAR HRS=15.5 HRS -MUD WEIGHT:8.5 PPG IN,8.5 PPG OUT -OBTAIN SPR'S 10,568'MD 12:00 - 13:00 1.00 DRILL P PROD1 DRILL 6 1/8"PRODUCTION HOLE FROM 10,719'MD TO 10,753'MD(9,148'TVD) -250 GPM, 1380 PSI ON,1330 PSI OFF -40 RPM,8K TORQUE ON,4K TORQUE OFF -PU 185K,SO 144K,ROT 160K -SURVEY EVERY—30 FT -ACTUAL ROTATE TIME=.71 HRS -ACTUAL SLIDE TIME=.16 HRS -TOTAL BIT HRS=4.39 HRS -TOTAL JAR HRS=16.36 HRS -MUD WEIGHT:8.5 PPG IN,8.5 PPG OUT -OBTAIN SPR'S 10,753'MD 13.00 - 13:30 0.50 DRILL N DFAL 10,608.00 PROD1 CIRCULATE AND CONDITION MUD -250 GPM,1350 PSI -40 RPM,5K TORQUE -RUN FORWARD PROJECTIONS,DECISION MADE TO POM FOR RSS 13:30 - 15.001 1.50 DRILL N DFAL 10,608.00 PROD1 BACK REAM OPEN HOLE F/10,753'T/ WINDOW @ 10,090'MD -250 GPM,1375 PSI -60 RPM,5K TORQUE -MONITOR WELL AT WINDOW FOR 10 MIN I (STATIC) 15:00 - 16.00 1.00 DRILL P r PROD1 PJSM,CUT AND SLIP DRILLING LINE -CALIBRATE BLOCKS,AMPHION SYSTEM -CHECK C-O-M 16:00 - 1630 0.50 DRILL P PROD1 SERVICE RIG 16:30 - 19:00 2.50 DRILL N DFAL 10,608.00 PROD1 CONDITION MUD AND CIRCULATE STEEL LUBE PILL -250 GPM,1280 PSI -RECIPROCATE PIPE 90' -DUMP SWEEP AT SURFACE -MONITOR WELL 10 MIN(STATIC) -PUMP DRY JOB Printed 1/25/2016 10:16:43AM • • North America-ALASKA-BP Page 29 of 33 Operation Summary Report Common Well Name:R-10 1 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/lime:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual©65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 19:00 - 00:00 5.00 I DRILL N DFAL 10,608.00 PROD1 POH IN CASED HOLE F/10,090'MD T/200' -PU 175K,SO 145K -MONITOR DISPLACEMENT VIA TRIP TANK -MONITOR WELL BEFORE NON SHEARABLES ACROSS BOP 1/4/2016 00:00 - 01:30 1.50 DRILL N DFAL 10,608.00 PROD1 LAY DOWN BHA#16 AS PER SLB AND PARKER WSP'S -LAY DOWN,PONY FLEX COLLAR,MWD, MOTOR,BIT. -CLEAR AND CLEAN FLOOR OF BHA#16 -INSPECT AND GAUGE SAVER SUB THREADS (GOOD) -MONITOR WELL VIA TRIP TANK(GOOD DISPLACEMENT) 01:30 - 02:30 1.00 DRILL N DFAL ! 10,608.00 PROD1 PJSM,MAKE UP BHA#17 -PICK UP RSS X6,IMPULSE MWD,ADN VISION -LOAD SOURCE -MONITOR WELL VIA TRIP TANK(GOOD DISPLACEMENT) 02:30 - 10:00 7.50 DRILL N DFAL 10,608.00 PROD1 RIH WITH BHA#17, RSS X6 DRILLING ASSEMBLY F/175'T/10,690'MD -RIH ON ELEVATORS WITH 4"DP FROM DERRICK -SHALLOW HOLE TEST AT 1500'MD -RIH BREAK CIRCULATION EVERY 15 STANDS FOR 9 MIN AS PER SLB PROCEDURE. -WASH STAND TO BOTTOM - OBTAIN CHECK SHOT SURVEY 10:00 - 23:30 13.50 DRILL P PROD1 DRILL 6 1/8"PRODUCTION HOLE FROM 10,753'MD TO 11,840'MD(9,033'TVD) -270 GPM, 1925 PSI ON,1890 PSI OFF -130 RPM,7K TORQUE ON,5K TORQUE OFF -PU 180K,SO 145K,ROT 160K -SURVEY EVERY—90 FT -ACTUAL ROTATE TIME=10.27 HRS -TOTAL BIT TIME=10.27 HRS -ACTUAL JAR HRS=26.61 HRS MUD WEIGHT:8.5 PPG IN,8.5 PPG OUT -OBTAIN SPR'S 23:30 - 00:00 0.50 DRILL P PROD1 RIG SERVICE 1/5/2016 00:00 - 12:00 12.00 DRILL P PROD1 DRILL 6 1/8"PRODUCTION HOLE FROM 11,840 'MD TO 12,937'MD(9,028'ND) -270 GPM, 2080 PSI ON,2070 PSI OFF -90 RPM,7K TORQUE ON,5K TORQUE OFF -PU 187K,SO 138K,ROT 158K -SURVEY EVERY-90 FT -ACTUAL ROTATE TIME=9.55 HRS -TOTAL BIT TIME=19.82 HRS -ACTUAL JAR HRS=36.22 HRS OBTAIN SPR'S 12,748'MD,(9,030'ND) Printed 1/25/2016 10:16:43AM S North America-ALASKA-BP Page 30 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/me:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (ustt) 12:00 - 23:30 11.50 DRILL P PROD1 DRILL 6 1/8"PRODUCTION HOLE FROM 12,937'MD TO 13,900'MD(8,989'TVD) -270 GPM, 2175 PSI ON,2130 PSI OFF -90 RPM,8K TORQUE ON,6K TORQUE OFF -PU 194K,SO 130K,ROT 157K -SURVEY EVERY-90 FT -ACTUAL ROTATE TIME=8.48 HRS TOTAL BIT TIME=28.3 HRS -ACTUAL JAR HRS=44.7 HRS -MUD WEIGHT:8.7 PPG IN,8.7 PPG OUT -OBTAIN SPR'S 13,785'MD,(8,997'ND) 23:30 - 00:00 0.50 DRILL P PROD1 LUBRICATE RIG. GREASED TOP DRIVE, TRAVELING BLOCK,CROWN,WASHPIPE AND FLOOR EQUIPMENT 1/6/2016 00.00 12:00 12.00 DRILL P PROD1 DRILL 6 1/8"PRODUCTION HOLE FROM 13,900'MD TO 14,867'MD -270 GPM, 2225 PSI ON,2215 PSI OFF -90 RPM,-10K TORQUE ON,7K TORQUE OFF -PU 198K,SO 124K,ROT 154K -SURVEY EVERY-90 FT -ACTUAL ROTATING TIME=7.79 -TOTAL BIT HRS.=36.09 -TOTAL JAR HRS.=52.49 -MUD WEIGHT:8.7 PPG IN,8.8 PPG OUT -OBTAIN SPR'S @ 14,730'MD,8,945'ND,MW =8.7-PPG 12:00 - 16:30 4.50 DRILL P PROD1 DRILL 6 1/8"PRODUCTION HOLE FROM 14,867'MD TO 15,134'MD(8,911'ND) ✓ -TD WELL AT 15,134'MD(8,911'TVD) -270 GPM, 2280 PSI ON,2250 PSI OFF -90 RPM,-11K TORQUE ON,9K TORQUE OFF -PU 201K,SO 122K,ROT 155K -SURVEY EVERY—90 FT -ACTUAL ROTATING TIME=2.13 -TOTAL BIT HRS.=38.22 -TOTAL JAR HRS.=54.62 -MUD WEIGHT:8.7 PPG IN,8.8 PPG OUT -OBTAIN SPR'S @ 15,134'MD,8,903'ND,MW =8.7-PPG 16:30 - 20:30 4.00 DRILL P PROD1 CONDITION MUD AND CBU X 3 -270-GPM AT 2,132-PSI -120-RPM W/7.5-1OK TQ -PUMPED LOW-VIS/HI VIS SWEEP WITH 100%INCREASE IN CUTTINGS -PUMP 2ND LOW VIS/HI VIS SWEEP WITH 5%INCREASE IN CUTTINGS -FLOW CHECK WELL 10 MINUTES-STATIC LOSS=SEEPAGE 20.30 - 23.30 3.00 DRILL P PROD1 POH ON ELEVATORS 60'-100'MIN FROM 15,134'MD TO 10,900'MD -PUW=192K,SOW=132K -PUMPING ACROSS TOP -MONITOR HOLE VIA TRIP TANK 23:30 - 00:00 0.50 DRILL P PROD1 MADD PASS OH SECTION -MADD PASS FROM 10,900'MD TO 10,717'MD PER SLB MWD DIRECTIONS -PUW=175K,SOW=150K -270-GPM AT 1810-PSI -660-FPH PULLING SPEED -80-RPM,5K TQ AT 30 DEGREE LEFT TOOLFACE Printed 1/25/2016 10:16:43AM • • North America-ALASKA-BP Page 31 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Tme:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 1/7/2016 00:00 - 02:30 2.50 DRILL P PROD1 MAD PASS OH SECTION -MAD PASS FROM 10,717'MD TO 10,115'MD PER SLB MWD DIRECTIONS -PUW 175K,SOW 150K -270 GPM AT 1810 PSI -660 FPH PULLING SPEED -80 RPM,5K TQ -LOSS RATE WHILE POH-8-BPH 02:30 - 04:00 1.50 DRILL P PROD1 POH F/10,115 T/9909' -CBU 1X -270 GPM,1750 PSI 04:00 - 04:30 0.50 BOPSUR P PROD1 WASH BOP STACK -P/U IN STRING STACK WASHER -ROTATE AND RECIPROCATE,WASH STACK AND WELL HEAD AT 275 GPM 0430 - 06:30 2.00 BOPSUR P t PROD1 HANG STRING OFF ON.RHOT -M/U 9-5/8"RHOT,PORTED SUB,SCREEN SUB -RIH 1 STAND,M/U TD AND SET RHOT SLACK OFF TO VERIFY RHOT SET -BREAK OUT TD AND BACK STINGER OUT OF RTTS,21.5 TURNS TO THE LEFT -POOH WITH STINGER AND LAY DOWN 06:30 - 08 00 1.50 BOPSUR P PROD1 R/U TO TEST BOPE -M/U WEAR RING PULLER AND RIH AND J INTO WEAR RING -CAMERON REP BOLDS,POOH WITH WEAR RING -B/O WEAR RING PULLER AND M/U TEST PLUG,DRAIN STACK -RIH W/TEST PLUG AND SET IN WELL HEAD -FILL STACK -CLOSE ANNULAR AND APPLY PRESSURE TO TEST PLUG TO VERIFY SEATED -CAMERON REP RILDS ON TEST PLUG 08 00 - 12.00 4.00 BOPSUR P PROD1 TEST BOPE -PRESSURE TEST BOPE 250 PSI/3500 PSI FOR 5 MIN/5 MIN -FILL ANNULUS BETWEEN TESTS -TEST WITH 4.5 AND 2-7/8 TEST JOINTS -TEST WITNESSED BY MATT HERRERA AOGCC REP -BOP CONFIGURATION AS FOLLOWS: 13-5/8 SHAFFER ANNULAR 13-5/8 SHAFFER DOUBLE GATE,TOP RAMS W/2-7/8 X 5-1/2 VBR'S 13-5/8 SHAFFER DOUBLE GATE,BOTTOM RAMS W/BLIND SHEARS 13-5/8 MUD CROSS W/3-1/8 KILL SIDE HCR AND MANUAL,3-1/8 CHOKE SIDE WITH HCR AND MANUAL 13-5/8"SHAFFER SINGLE GATE,BOTTOM RAMS W/2-7/8"X 5-1/2"VBR'S 13-5/8 HP RISER Printed 1/25/2016 10:16:43AM • • North America-ALASKA-BP Page 32 of 33 Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No. PARKER 273 Spud Date/Time:7/29/1981 12:00.00AM Rig Release:1/13/2016 Rig Contractor PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 12:00 - 14:00 2.00 BOPSUR P j PROD1 CONTINUE TEST BOPE -PRESSURE TEST BOPE 250 PSI/3500 PSI FOR 5 MIN/5 MIN -FILL ANNULUS BETWEEN TESTS -TEST WITH 4.5 AND 2-7/8 TEST JOINTS -TEST WITNESSED BY MATT HERRERA AOGCC REP -BOP CONFIGURATION AS FOLLOWS: 13-5/8 SHAFFER ANNULAR 13-5/8 SHAFFER DOUBLE GATE,TOP RAMS W/2-7/8 X 5-1/2 VBR'S 13-5/8 SHAFFER DOUBLE GATE,BOTTOM RAMS W/BLIND SHEARS 13-5/8 MUD CROSS W/3-1/8 KILL SIDE HCR AND MANUAL,3-1/8 CHOKE SIDE WITH HCR AND MANUAL 13-5/8"SHAFFER SINGLE GATE,RAMS W/2-718"X 5-1/2"VBR'S 13-5/8 HP RISER 14:00 - 15:00 1.00 BOPSUR P PROD1 R/D BOPE TEST EQUIPMENT -CAMERON REP BOLDS,POOH W/TEST i PLUG RIH WITH WEAR RING,12.25"ID,CAMERON REP RILDS -B/D KILL LINE,CHOKE LINE,AND CHOKE MANIFOLD 15:00 - 15:30 0.50 BOPSUR P PROD1 RIG SERVICE -LUBRICATE TOP DRIVE,TRAVELING BLOCK, CROWN CLUSTER AND RIG FLOOR EQUIPMENT -CHECK AND VERIFY TOP DRIVE OIL LEVELS -INSPECT AND VERIFY SAVER SUB 15:30 - 17:00 1.50 , BOPSUR P I PROD1 PJSM W/HES REP -PICK UP ONE STAND 4"DP FROM DERRICK TO RETRIEVE RHOTAS PER HES REP -ENGAGE RHOT WITH RETRIEVAL TOOL AND ROTATE 20.5 TURNS TO FULLY ENGAGE RHOT -RELEASE RHOT AND PULL TO RIG FLOOR -PUW=175K,SOW=150K -BREAK OUT AND LAY DOWN RHOTAS PER HES REP -BREAK OUT AND LAY DOWN PORTED SUB AND DP SCREEN SUB 1 -DP SCREEN HAD—1/2 CUP PEA SIZED GRAVEL IN IT -CIRCULATED 15 MINUTES AT 270-GPM TO ENSURE SLB MWD TOOLS CLEAR OF DEBRIS 17:00 - 20.30 3.50 DRILL P PROD1 RIH ON ELEVATORS W/4"DP FROM DERRICK -FROM 7"WINDOW AT 10,092'MD TO TD AT 15,134'MD -ENCOUNTERED TIGHT SPOT AT 14,250'MD -ATTEMPTED TO WORK THROUGH DRY- NO-GO -PUMP AT 100-GPM AND ATTEMPT TO WORK THROUGH-NO-GO -INITIATE 30-RPM AND REAM THROUGH TIGHT SPOT TWICE -WORK THROUGH DRY. TIGHT SPOT GONE ' -MONITOR PIPE DISPLACEMENT WITH TRIP TANK -FILL PIPE EACH 15 STANDS RIH Printed 1/25/2016 10:16:43AM • • North America-ALASKA-BP Page 33 of 33 ..rr Operation Summary Report Common Well Name:R-10 AFE No Event Type:RE-ENTER-ONSHORE(RON) Start Date:12/13/2015 End Date:1/8/2016 X3-0179G-C:(6,202,394.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor.PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual©65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations I (hr) (usft) 20:30 - 00:00 3.50 DRILL P PROD1 CONDITION MUD AND CBU X 1 -270-GPM W/2250-PSI ICP -120-RPM W/7K TQ -WORKED PIPE 90' -PUMP HI-VIS/LO-VIS SWEEP SURFACE TO SURFACE -5%INCREASE IN CUTTINGS RETURNED WITH SWEEP 1/8/2016 00.00 - 02:30 2.50 DRILL P PROD1 CIRCULATE BOTTOMS UP 1X -270 GPM,2100 PSI -100 RPM,TQ 6-7K -WORKED PIPE 90' -FLOW CHECKED WELL 10-MINUTES, SEEPAGE LOSSES *D2 KICK WHILE DRILLING DRILL-90-SEC. RESPONSE TIME 02:30 - 04.30 2.00 DRILL P PROD1 POH ON ELEVATORS FROM 15,134'MD TO 7" WINDOW AT 10,092'MD -PUW 175K, SOW 153K AT 10000' MONITOR WELL VIA TRIP TANK,5 BBL/HR LOSS 0430 - 07:00 2.50 DRILL P PROD1 CIRCULATE BOTTOMS UP 1X,AT WINDOW -270 GPM,1750 PSI -WORK PIPE 90' -FLOW CHECKED WELL 10-MINUTES, SEEPAGE LOSSES 07:00 - 12.00 5.00 DRILL P PROD1 POH ON ELEVATORS FROM 10,090'MD TO 174'MD -PUW=175K,SOW=153KAT 10,000'MD -10 MINUTE FLOW CHECK AT 4"HWDP= SEEPAGE LOSSES -MONITOR WELL VIA TRIP TANK= 5-BBLS./HR.LOSS RATE -10 MINUTE FLOW CHECK AT BHA= SEEPAGE LOSSES 12 00 - 14:00 2.00 DRILL P PROD1 PJSM-ALL CREW TO LAY DOWN 6-1/8" DRILLING BHA#17 -LAVED BHA#17 DOWN PER SLB -CLEAN AND CLEAR RIG FLOOR ****END RON EVENT. SEE CON EVENT 1/8/2016 FOR CONTINUED OPERATIONS'*** Printed 1/25/2016 10:16.43AM • • North America-ALASKA-BP ' Page 1 of 10 Operation Summary Report::. Common Well Name:R-10 AFE No Event Type:COM-ONSHORE(CON) � Start Date:1/8/2016 End Date:1/13/2016 X3-0179G-C:(3,227,124.00) -- II Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 1/8/2016 14:00 - 15:00 1.00 CASING P RUNPRD PJSM-ALL CREW AND DOYON CASING PERSONNEL -RIG UP FLOOR AND 4.5"HANDLING TOOLS TO RUN LINER ****BEGIN CON EVENT**** 15:00 - 15:30 0.50 CASING P RUNPRD LUBRICATE RIG -SERVICE RIG FLOOR EQUIPMENT 15:30 - 22:00 6.50 CASING P RUNPRD RIH WITH 4.5"PRODUCTION LINER TO 5374' MD -RIH W/128 JTS.OF 4.5",12.6#13CR85, VAMTOP LINER -MAKEUP SHOE TRACK AND BAKER-LOK -FILL SHOE TRACK AND CHECK FLOATS -APPLIED JET LUBE SEAL GUARD THREAD COMPOUND AS NEEDED !-TORQUE TURNED PREMIUM CONNECTIONS TO 4,440 FT-LBS.OPTIMUM TORQUE -RAN 2 OMD FLOATING CENTRALIZERS PER JOINT ON JOINTS 2-120 -FILLED LINER EVERY JOINT ON THE FLY AND TOPPED OFF EACH 10 JTS.RAN LINER PUW=90K,SOW=90K 22:00 - 23:30 1.50 CASING P RUNPRD PICK UP 7"X 4.5"BAKER LINER HANGER/ PACKER ASSEMBLY WITH BUMPER SUB PER BAKER-CHANGE ELEVATORS FROM 4.5" 125-TON YC TO 4"250-TON DP -CHANGE PS-21 SLIP INSERTS FROM 4.5"TO SLIP BOWL THEN TO 4"DP -BAKER REP MIX AND INSTALL XANPLEX 23:30 - 00:00 0.50 CASING P RUNPRD PICKUP 1ST STAND 4"DP -CIRCULATE ONE LINER VOLUME,215 GPM, 174 PSI 1/9/2016 00:00 - 03:30 3.50 CASING P RUNPRD RIH WITH 4.5"PRODUCTION LINER FROM 5,374'MD TO 7"WINDOW AT 10,092'MD -RUNNING SPEED 90-FT/MIN -FILL PIPE EVERY 10 STANDS -LOSS RATE 3-4 BBLS/HR 03:30 - 04:30 1.00 CASING P RUNPRD CIRCULATE 1.5X LINER AND DP VOLUME -210 GPM AT 380-PSI -LOSS RATE 6.0-BBLS./HR. 04:30 - 08:30 4.00 CASING P RUNPRD RIH WITH 4.5 PRODUCTION LINER F/10092' T/15,100'MD FILL PIPE EVERY 10 STANDS AND BREAK CIRCULATION 1-170-GPM AT 265-PSI -PICK UP CEMENT HEAD AND MAKEUP CEMENT HOSE -PICK UP 1 JT.4"DP TO MOUSEHOLE AND MAKEUP CEMENT HEAD ';-MAKE CEMENT HEAD ASSY.TO STUMP I-TAG TD AT 15,134'MD -PUW=174K,SOW=125KAT 15,130'MD Printed 2/8/2016 10:16.25AM • North America ALASKA BP ,411) �" Page 2 C;4,1-0 Operation Summary Report :. Common Well Name:R-10 AFE No Event Type:COM-ONSHORE(CON) Start Date:1/8/2016 End Date:1/13/2016 X3-0179G-C:(3,227,124.00) Project Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code I NPT NPT Depth Phase Description of Operations (hr) (usft) 08:30 - 13:00 4.50 CEMT P RUNPRD STAGE UP CIRCULATING RATE TO CEMENTING RATE IN 1.0-BPM INCREMENTS TO FINAL CIRCULATING RATE OF 5.0-BPM -@ 1.0-BPM,500-PSI,90%RETURNS -@ 2.0-BPM,600-PSI,90%RETURNS -@ 3.0-BPM,730-PSI,90%RETURNS @ 4.0-BPM,845-PSI,90%RETURNS I-@ 5.0-BPM,1030-PSI,90%RETURNS -CIRCULATE 1.5X BOTTOMS UP LOSS 11-BBLS -RECIPROCATED PIPE 30 FT STROKES AT 15 FT/MIN 13:00 - 15:30 2.50 CEMT P RUNPRD CIRCULATE AND CONDITION MUD -DISPLACED WELL FROM 8.7-PPG FLO-PRO MUD TO 8.4-PPG 2%KCL STAGE PUMP UP TO 6.0-BPM ICP= 1,060-PSI FCP=650-PSI -RECIPROCATED PIPE WITH 15'STROKES -PUW=170K,,SOW=140K 15:30 - 16:30 1.00 CEMT P RUNPRO CIRCULATE AND CONDITION MUD -PJSM W/SLB CEMENTING CREW AND ALL RIG PERSONNEL -REVIEWED AND VERIFIED PRESSURE CROSSCHECK LIST -PUMPED 10-BBLS.FRESH WATER TO PITS '-PRESSURE TEST SLB CEMENTING LINES AND EQUIPMENT TO 300-PSI LO/4,800-PSI HI FOR 5/5 MINUTES. NO VISIBLE LEAKS 1-BATCHED UP 35.0-BBLS.MUDPUSH II SPACER Printed 2/8/2016 10:16'25AM North America-ALASKA-BP Page 3 of oto Operation Summary Report Common Well Name:R-10 AFE No Event Type:COM-ONSHORE(CON) Start Date:1/8/2016 End Date:1/13/2016 X3-0179G-C:(3,227,124.00) Project.Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 - Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 16:30 - 19:30 3.00 CEMT P RUNPRD CEMENT 4-1/2"PRODUCTION LINER AS FOLLOWS: -PJSM -PUMP 35-BBLS OF 12.0-PPG MUDPUSH II SPACER©5 BPM,550 PSI ICP,334 PSI FCP WHILE RECIPROCATING 15 FT INCREMENTS PUMP 130-BBLS OF 15.8-PPG CLASS-G GASBLOK CEMENT @ 5.0-BPM,EXCESS VOLUME 40%(YIELD 1.17 CU.FT/SK), RECIPROCATING 15 FT,255-PSI ICP,192-PSI FCP -FLUSH LINES AND CEMENT HEAD WITH 18.6-PPG PERF PILL -DROP DRILL PIPE WIPER DART PERFORM DISPLACEMENT WITH SLB PUMPS 84-BBLS OF 8.6-PPG PERF PILL DISPLACED AT 6.0-BPM,ICP 50-PSI,FCP 566-PSI -SLOW PUMPS TO 3.0-PM AT 82.7-BBLS AWAY TO LATCH PLUG,LATCH UP CONFIRMED AT 101.8-BBLS DISPLACED SLOWED PUMPS TO 2.5-BPM AT 110-BBLS AWAY-1228-PSI -SLOWED PUMPS TO 2.0-BPM AT 132-BBLS I AWAY-1262-PSI -SLOWED PUMPS T 1.5-BPM AT 145-BBLS AWAY-1345-PSI -SLOWED PUMPS TO 1.25-BPM AT 165-BBLS AWAY-1350-PSI - 182.7-BBLS DISPLACED-FCP 1350-PSI. BUMP PLUG AT 1350-PSI AND INCREASE PRESSURE TO 1850 PSI AND HOLD FOR 5 MINUTES -BLEED OFF PRESSURE TO CHECK FLOATS (HOLDING) RECIPROCATED PIPE 15'MD DURING DISPLACEMENT UNTIL CEMENT EXITED THE SHOE. -LOSSES THROUGHOUT JOB=12.7-BBLS. AFTER CEMENT EXITED SHOE. 182.7-BBLS DISPLACED,170-BBLS RETURNED Printed 2/8/2016 10.16:25AM • North America-ALASKA-BP Page 4 of 10 Operation Summary Report Common Well Name:R-10 AFE No Event Type.COM-ONSHORE(CON) Start Date:1/8/2016 End Date:1/13/2016 X3-0179G-C:(3,227,124.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual©65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 19:30 - 21:00 1.50 CEMT P RUNPRD BRING PRESSURE UP TO 4200-PSI AND HOLD FOR 5 MIN TO SET LINER HANGER SLACK OFF 70K PLUS LINER WEIGHT DOWN TO CONFIRM HANGER SET. BRING PRESSURE UP TO 4500-PSI AND HOLD FOR 5 MIN TO RELEASE HRD-E RUNNING TOOL. NO INDICATION OF LINER RUNNING TOOL RELEASING WORKED PIPE FROM 170K UPWEIGHT TO 60K DOWN WEIGHT PRESSURED UP TO 4500-PSI.BLED OFF PRESSURE.WORKED PIPE.NO INDICATION OF LINER RUNNING TOOL SETTING -PRESSURED UP TO 4800-PSI. BLED OFF PRESSURE.WORK PIPE.LINER HANGER SET. CEMENT IN PLACE AT 19:32-HRS ON 1/9/2016 (CEMENT WET AT 17:31-HRS ON 1/9/2016. CEMENT AT 1000 PSI COMP STRENGTH AT 09:44-HRS ON 1/10/2016) FINAL LINER SET DEPTH=15,132'MD LINER TOP AT 9,781'MD 21:00 - 23:30 2.50 CEMT P RUNPRD SET BAKER ZXP LINER TOP PACKER -PICK UP 6'TO EXPOSE DOG SUB AND SET DOWN 70K WITH ROTATION AT 20-RPM TO SET PACKER -INDICATION OF LINER TOP PACKER SETTING. -PRESSURE UP DP TO 1000-PSI -PICK UP STRING UNTIL PRESSURE BLEEDS OFF TO PULL RS PACKOFF ABOVE LINER TOP PICK UP ABOVE TOLAND MARK NO-GO DEPTH CIRCULATE 1X BOTTOMS UP TO DISPLACE CEMENT OFF TOP OF LINER WITH 8.6-PPG FLO-PRO MUD -CIRCULATE AT 11 BPM WITH 1300-PSI -ESTIMATE-40-BBLS CONTAMINATED CEMENT RETURNED TO SURFACE -PUW=165K,SOW=145K -OFFLOAD ACTIVE AND RESERVE PITS TO VAC TRUCKS '-CLEAN RESERVE PITS AND FILL WITH SEAWATER FOR DISPLACEMENT -LAY DOWN 4"DP STANDS OFFLINE 23:30 - 00:00 0.50 CEMT P RUNPRD LUBRICATE RIG -GREASE ST-80,TRAVELING BLOCK,TOP DRIVE,PS-21 SLIPS AND CHECK TOP DRIVE OIL LEVELS ****REMOVED LOCKS FROM F-30A AND R-35A. NOTIFIED PAD OPERATORS**** 1/10/2016 00:00 - 01:30 1.50 CEMT P RUNPRD CONTINUE CLEAN RESERVE PITS AND FILL WITH SEAWATER FOR DISPLACEMENT Printed 2/8/2016 10:16:25AM North America-ALASKA-BP 1 Page 5 of 10 Operation Summary Report Common Well Name:R-10 AFE No Event Type:COM-ONSHORE(CON) Start Date:1/8/2016 End Date: 1/13/2016 X3-0179G-C:(3,227,124.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 01:30 - 04:00 2.50 CEMT P RUNPRD DISPLACE 8.7-PPG FLOPRO WITH 8.5-PPG SEAWATER -513-GPM AT 1,800-PSI -RECIPROCATE PIPE 20' -PUMP 23 BBLS.OF HI-VIS SPACER '-LAY DOWN CEMENT HEAD PER BAKER REP 1-LAY DOWN SINGLE JOINT 4"DP TO PIPE -SHED "LAY DOWN 4"DP FROM DERRICK OFFLINE** 04:00 - 08:30 4.50 CASING P RUNPRD POH ON ELEVATORS FROM 9,870'MD TO 100' MD -MONITOR WELL 10 MINUTES BEFORE POH- WELL STATIC -MONITOR WELL 10 MINUTES AT 100'MD WELL STATIC -PUW=165K,SOW=145K AT 9,790'MD 08:30 - 09:30 , 1.00 CASING P RUNPRD LAY DOWN LINER RUNNING TOOLS -PULL PS-21 SLIPS AND INSTALL MASTER BUSHINGS -LAY DOWN BUMPER SUB AND RUNNING TOOLS AS PER BAKER REP RUNNING TOOL HAD METAL FILINGS AND CEMENT PACKED IN COLLET AREA OF `RELEASE MECHANISM CLEAN AND CLEAR RIG FLOOR 09:30 - 11:30 2.00 CASING P RUNPRD PRESSURE TEST 4.5"LINER AND LINER TOP PACKER -250-PSI LO/3500-PSI FOR 5/30 CHARTED MINUTES-GOOD TEST -NOTIFIED ODE AND RECEIVED AUTHORIZATION TO PROCEED WITH OPERATIONS t _ 11.30 - 12:00 0.50 PERFOB P OTHCMP RIG UP TO RIH WITH 2-7/8"PERF GUNS -PJSM WITH SLB,DOYON CASING AND RIG PERSONNEL -BLOW DOWN TOP DRIVE AND PUMP OUT MOUSEHOLE 12:00 - 19:00 7.00 PERFOB P OTHCMP RIH WITH PERF GUNS -PICK UP PERF GUNS PER SLB PROCEDURE -PICK UP AND RIH WITH 2-7/8"PAC DP 1 X 1 FROM PIPE BARN TO 3,270'MD 19:00 - 19:30 0.50 PERFOB P OTHCMP SERVICE RIG -LUBRICATE TOP DRIVE,PIPE CAT AND INSPECT PAC DP HANDLING TOOLS AND RIG UP 19:30 - 23:30 4.00 PERFOB P OTHCMP CONTINUE RIH WITH 2-7/8"PAC DP AS PER DETAILED PROCEDURE FROM 3,270'MD TO 5,286'MD PUW=82K,SOW=81K -RIG DOWN DOYON CASING TONGS AND CLEAN RIG FLOOR 23:30 - 00:00 0.50 PERFOB P OTHCMP RIH WITH 4"DP FROM DERRICK FROM 5,286' TO 6,235'MD Printed 2/8/2016 10.16:25AM • North America-ALASKA-BP • Page 6 of 10 Operation Summary Report Common Well Name:R-10 AFE No Event Type:COM-ONSHORE(CON) Start Date:1/8/2016 End Date:1/13/2016 'X3-0179G-C:(3,227,124.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual©65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) j (usft) 1/11/2016 00:00 - 05:30 5.50 PERFOB P OTHCMP CONTINUE RUNNING IN HOLE WITH PERF GUNS FROM 6,235'MD TO 14,963'MD -RIH i 75'-100'/MIN,EASY IN/OUT OF SLIPS -SLOWED RUNNING SPEED AT 9,500'MD TO ENTER 7"LINER TOP AT 9,562'MD SMOOTH ENTRY INTO 7"LINER TOP CONTINUED RIH TO 4.5"LINER TOP AT 9,781' SMOOTH ENTRY INTO 4.5"LINER TOP MONITOR DISPLACEMENT VIA TRIP TANK AT 10,781'PIPE DISPLACEMENT WAS 50% OF CALCULATED -MADE UP TOP DRIVE AND BROKE CIRCULATION AT 1.0-BPM WITH 280-PSI FILLED PIPE WITH 3-BBLS AND GOT RETURNS. -POSSIBLE THAT PERF PILL WAS INHIBITING FILL THROUGH PORTED SUB. -SLB ON FLOOR WHEN FILLING PIPE 05:30 - 06:00 0.50 PERFOB ` P OTHCMP I TAG LANDING COLLAR ON DEPTH AT 15,042' MD -PICK UP PIPE STRETCH PLUS 2 FT TO PLACE BOTTOM SHOT AT 15,040'MD PER PERF MEMO 06:00 - 06:30 0.50 PERFOB P OTHCMP rPERFORATE 4.5"CEMENTED PRODUCTION LINER -PJSM W/SLB TCP REPS AND RIG CREW -REVIEWED SLB FIRING PROCEDURE/ SEQUENCE -FIRE GUNS PER SLB PROCEDURE CONFIRM GUN DETONATION ON SURFACE BY PIPE MOVEMENT AND FLUID LEVEL IN FLOW NIPPLE DROPPED 4'INITIALLY AND STABILIZED I-INITIAL LOSS OF 3.0-BBLS 'PERFORATION INTERVALS:IVISHAK ZONE 4 (240'NET) 14,746'-14,936'MD 14,986'-15,036'MD . 06:30 - 07:00 0.50 PERFOB P OTHCMP POH WITH 2-7/8"PERF ASSEMBLY TO ABOVE TOP PERF INTERVAL -POH ON ELEVATORS FROM 15,040'MD TO 14,747 MD '-SEAWATER IN:8.5-PPG,8.5-PPG OUT -PUW=195K,SOW=120K -MONITOR WELL VIA TRIP TANK 07:00 - 09:30 2.50 PERFOB P OTHCMP CIRCULATE 1X BOTTOMS UP -STAGE PUMP UP TO 210-GPM AT 2,700-PSI -NO LOSSES TO FORMATION MONITOR WELL 10-MINUTES-STATIC 09:30 - 10:00 0.50 PERFOB P OTHCMP POH FROM 14,474'MD TO 13,517'MD RACKING BACK PIPE IN DERRICK -PUW=185K,SOW=125K MONITOR DISPLACEMENT VIA TRIP TANK 10:00 - 12:00 2.00 PERFOB P OTHCMP POH FROM 13,517'MD TO 11,720'MD LAYING DOWN 4"DP SINGLES TO PIPE BARN -PUW=160K,SOW=135K 12:00 - 14:30 2.50 PERFOB P OTHCMP POH FROM 11,720'MD TO 9,993'MD LAYING DOWN 4"DP SINGLES TO PIPE BARN -PJSM LAYING DOWN DRILL PIPE Printed 2/8/2016 10:16:25AM • North America-ALASKA-BP • Page 7 of 10 Operation Summary Report Common Well Name:R-10 AFE No Event Type:COM-ONSHORE(CON) Start Date:1/8/2016 End Date:1/13/2016 X3-0179G-C:(3,227,124.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor.PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 14:30 - 15:00 0.50 PERFOB P OTHCMP RIG SERVICE -LUBRICATE AND INSPECT ST-80,PS-21 SLIPS,TRAVELING BLOCK AND TOP DRIVE 15:00 - 17:00 2.00 PERFOB P OTHCMP CONTINUE POH LAYING DOWN 4"DP •SINGLES TO PIPE BARN FROM 9,993'MD TO 8,570'MD -PUW=112K,SOW=100K AT 8,220'MD _MONITOR DISPLACEMENT VIA TRIP TANK 17:00 - 19:00 2.00 PERFOB P OTHCMP :SLIP AND CUT DRILLING LINE PJSM TO REVIEW WSP -CUT 646' -CALIBRATE BLOCKS AND PERFORM DERRICK INSPECTION 19:00 - 21:30 2.50 PERFOB P OTHCMP CONTINUE POH LAYING DOWN 4"DP SINGLES TO PIPE BARN FROM 9,993'MD TO 5,289'MD -PUW=112K,SOW=100K AT 8,220' -MONITOR DISPLACEMENT VIA TRIP TANK 21:30 - 22:30 1.00 PERFOB P OTHCMP LAY DOWN 2-7/8"PAC DP SINGLES TO PIPE SHED -PJSM ON RIGGING UP TO LAY DOWN 2-7/8" ,PAC DP PULL PS-21 HYDRAULIC SLIPS C--INSTALL MASTER BUSHINGS -HANG 4'BAIL EXTENSIONS FROM DRILLING • BAILS -CHANGEOUT ELEVATORS FROM 4"DP ELEVATORS TO 125 TON 2-7/8"YT I-RIG UP HYDRAULIC CASING TONGS -MAKE UP SAFETY VALVE TO 2-7/8"PAC DP XO 22:30 - 00:00 1.50 PERFOB P OTHCMP POH LAYING DOWN 2-7/8"PAC DP SINGLES TO PIPE SHED FROM 5,289'MD TO 4,370'MD -PJSM FOR LAYING DOWN 2-7/8"PAC DP USING LIFT NUBBINS AND 2-7/8"YT ELEVATORS DIRECTLY TO PIPE CAT -MONITOR DISPLACEMENT VIA TRIP TANK 1/12/2016 00:00 - 03:30 3.50 PERFOB P OTHCMP POH LAYING DOWN 2-7/8"PAC DP SINGLES TO PIPE SHED FROM 4,370'MD TO 635'MD -PJSM FOR LAYING DOWN 2-7/8"PAC DP DIRECTLY TO PIPE CAT USING LIFT NUBBINS AND 2-7/8"YT ELEVATORS -MONITOR DISPLACEMENT VIA TRIP TANK 03:30 - 05:30 2.00 PERFOB P OTHCMP POH LAYING DOWN LAST 10 JTS.2-7/8"PAC DP AND PERF GUNS FROM 635' -PJSM-LAYING DOWN PERF GUNS WITH SLB AND CREW -RIG DOWN DOUBLE STACK TONGS -RIG UP SINGLE STACK TONGS AND MUD BUCKET -LAY DOWN PERF GUNS PER SLB PROCEDURE -ALL SHOTS FIRED -MONITOR DISPLACEMENT VIA TRIP TANK Printed 2/8/2016 10:16:25AM North Rmecica-ALASKA-BP I Page 8 of 40 Operation Summary Report Common Well Name:R-10 AFE No Event Type:COM-ONSHORE(CON) Start Date:1/8/2016 End Date:1/13/2016 X3-0179G-C:(3,227,124.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:OOAM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 05:30 - 08:00 2.50 RUNCOM P RUNCMP RIG UP TO RUN 4-1/2"VAM TOP COMPLETION -MAKE UP WEAR RING RUNNING TOOL PULL WEAR RING -R/U AIR SLIPS CHANGE OUT 4"DRILL PIPE ELEVATORS TO 4-1/2"YC ELEVATORS -RIG UP 4-1/2"DOYON CASING DOUBLE STACK TONGS -CONFIRM FOSV X/O IS ON THE RIG FLOOR 08:00 - 22:00 14.00 RUNCOM P RUNCMP RUN IN HOLE WITH 4-1/2"12.6#13CR VAM TOP TUBING FROM SURFACE TO 9,787'MD ' MAKE UP WLEG WITH XN NIPPLE AND RHC PLUG -MAKE UP 7"X 4-1/2"HES TNT PACKER TO X-NIPPLE -BAKER LOCK CONNECTIONS BELOW PACKER MAKE UP WITH TORQUE TURN TO 4,440 FT/LBS -USE JET LUBE SEAL GUARD ON VAM TOP THREADS MONITOR TRIP VIA TRIP TANK:PROPER DISPLACEMENT 22:00 - 23:30 1.50 RUNCOM 1 P RUNCMP SPACE OUT AND LAND 4-1/2",12.6#,VAMTOP COMPLETION ASSEMBLY AS FOLLOWS: LAYDOWN JOINTS 228,227,AND 226. MAKEUP 19.82'PUP AND JOINT 226 -M/U CAMERON HANGER WITH PUP 1 -LAND TUBING HANGER AT 9,787'MD, HALFWAY INTO TIE BACK RECEPTACLE -PJSM WITH CAMERON REP AND RIG CREW -CAMERON REP RUN IN LOCKDOWN SCREWS -PARKER 273 RKB TO UPPER LOCKDOWN SCREWS=42.30'MD. FINAL PICKUP WEIGHT=150 KLBS, SLACKOFF=114 KLBS,PARKER 273 BLOCKS =35 KLBS -HES TNT 7"X 4-1/2"PERMANENT PRODUCTION PACKER TOP AT 9,674'MD -DCK-2 SHEAR VALVE INSTALLED IN GLM#6 TOP AT 3,623'MD -'XN'NIPPLE AT 9,770'MD HAS RHC-M PLUG INSTALLED -NOTE: ALL CONNECTIONS BELOW PACKER ARE BAKER-LOK'D 23:30 - 00:00 0.50 RUNCOM P RUNCMP DAILY RIG SERVICE -LUBRICATE RIG,RIG SERVICE,INSPECT CASING RIGGING,INSPECT AND GREASE PS-21 1/13/2016 00:00 - 04:00 4.00 RUNCOM P RUNCMP REVERSE CIRCULATE COMPLETION FLUIDS -R/U TO CIRCULATE DOWN IA WITH RETURNS UP TUBING -REVERSE 151 BBLS OF CLEAN 8.5 PPG SEAWATER -REVERSE 320 BBLS OF TREATED 8.5 PPG SEAWATER W/CORROSION INHIBITOR -CHASE WITH 194 BBLS OF CLEAN 8.5 PPG SEAWATER -CIRCULATE 5 BBLS BOTH WAYS TO WASH OFF RHC PLUG -SIMOPS:LID 4"DP STANDS OFFLINE Printed 2/8/2016 10:16:25AM • North America-ALASKA-BP 4111 Page 9 of to Operation Summary Report Common Well Name:R-10 AFE No Event Type:COM-ONSHORE(CON) Start Date:1/8/2016 End Date:1/13/2016 X3-0179G-C:(3,227,124.00) Project:Prudhoe Bay Site.PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 04:00 - 06:00 2.00 RUNCOM P RUNCMP SET HES TNT PACKER AND PRESSURE TEST TUBING AND IA. -MAKE UP LANDING JOINT -DROP BALL AND ROD TO RHC PLUG IN XN NIPPLE AT 9,770'MD 1-PULL LANDING JOINT CLOSE BLIND RAMS -PRESSURE TEST 4-1/2"TUBING TO 250 PSI FOR 5 MIN,3500 PSI FOR 30 MIN ON CHART - PASSING TEST -BLEED TUBING PRESSURE TO 1700 PSI PRESSURE TEST ANNULUS TO 250 PSI FOR 5 MIN,3500 PSI FOR 30 MIN ON CHART- PASSING TEST -RECEIVED APPROVAL FROM WTL KEN ALLEN TO PROCEED BLEED OFF TUBING PRESSURE TO SHEAR DCK VALVE IN GLM-6 AT 3,623'MD. OBSERVE GOOD INDICATION OF DCK VALVE SHEARING CIRCULATE BOTH WAYS TO CONFIRM GOOD CIRCULATION 06:00 - 09:00 3.00 RUNCOM P RUNCMP FREEZE PROTECT 9-5/8"X 4-1/2"ANNULUS AND 4-1/2"TUBING HOLD PJSM FOR PUMPING FREEZE PROTECT -PUMP 151 BBLS OF DIESEL AT 2.5 BPM AT 300 PSI DOWN IA -OPEN IA TO TUBING AND ALLOW DIESEL TO U-TUBE FOR 1 HOUR -FREEZE PROTECTED TO 2,200'MD 09:00 - 11.00 2.00 WHSUR P RUNCMP INSTALL AND TEST NEW TWC -DRY ROD SET TWC WITH CAMERON REP. PRESSURE TEST TWC FROM ABOVE AND BELOW TO 250 PSI AND 3500 PSI FOR 5 MIN EACH 11:00 - 12:00 1.00 WHSUR P RUNCMP BLOW DOWN LINES AND PUMP OUT BOP STACK -PJSM WITH RIG CREW BLOW DOWN LINES AND SURFACE EQUIPMENT -PUMP OUT BOP STACK 12:00 - 18:00 6.00 WHSUR P RUNCMP NIPPLE DOWN BOP -PJSM WITH RIG CREW -CLEAN OUT FLOW BOX -PULL BELL NIPPLE UNHOOK HOLE FILL LINE,JET LINE AND FLOW LINE -BREAK STACK BOLTS,PICK UP STACK, RACK BACK AND SECURE -FINISH PUMPING OUT RISER -PULL RISER WITH TOPDRIVE -CLEAN OFF HANGER AND TWC -RIG DOWN DRAINS -WORK ON RIGGING DOWN INTERCONNECT -PULL LINES BETWEEN FLOOR,BLEEDER LINE,CEMENT LINE,AND MUD LINE Printed 2/8/2016 10:16:25AM • North America-ALASKA-BP • Page 10 of 10 Operation Summary Report Common Well Name:R-10 AFE No Event Type:COM-ONSHORE(CON) Start Date:1/8/2016 End Date:1/13/2016 X3-0179G-C:(3,227,124.00) Project:Prudhoe Bay Site:PB R Pad Rig Name/No.:PARKER 273 Spud Date/Time:7/29/1981 12:00:00AM Rig Release:1/13/2016 Rig Contractor:PARKER DRILLING CO. UWI:500292061800 Active datum:R-10A actual @65.98usft(above Mean Sea Level) Date From-To Hrs Task Code NPT NPT Depth Phase Description of Operations (hr) (usft) 18:00 - 21:00 3.00 WHSUR P RUNCMP NIPPLE UP ADAPTER FLANGE AND TREE • -PJSM WITH CAMERON REP AND RIG CREW 1-PICK TREE WITH TREE ADAPTER MADE UP AND LOWER TO WELL HOUSE,PER CAMERON REP -NIPPLE UP ADAPTER FLANGE -NIPPLE UP DRY HOLE TREE PER CAMERON TEST ADAPTER FLANGE VOID TO 250 PSI FOR 5 MINUTES AND 5000 PSI FOR 15 MINUTES-GOOD TEST 21:00 - 22:00 1.00 WHSUR P RUNCMP TEST TREE • -TEST TREE TO 250 PSI AND 5000 PSI FOR 5 MINUTES EACH-GOOD TEST -BRIDLE UP,LOOSEN KELLY ON TOPDRIVE, FAST LINE SHEAVE,OPEN FAST LINE DOOR -CLEAN CELLAR AND WELL HOUSE 22:00 - 00:00 2.00 I WHSUR P RUNCMP RIG DOWN AND MOVE OFF DISCONNECT LINES IN INTERCONNECTS, UNPLUG MUD MODULE,SKID HAUNCH AND FLOOR,LAY DOWN DERRICK ON RACK AT 405K. **RIG RELEASE FROM R-10A AT 23:59 ON 01/13/2016** Printed 2/8/2016 10:16:25AM III 411 � p p o 41"222"'aa {rIyy yOy LdIpp u:E3pR V bOYr1tN0 MONN pOp W�23Aa�p %'22Y2''. 1,O�m«O 2288 O N 222120 10 EO Ip Ip2 lmO1NNa 0M NNl7 COZYYNN2 v616ID f0 t0 OG{mGMO W G°O END CD I� 0 p0.0.. .000. 0 0 0 0 0 00.00 00000 0 0 0 p 00000 0000 0 0 0 (L m2 mmmmm mm mm mmmmm mmmmm 222$2 mmmm mmmm 2 vvvav vavvv aaaaa aaaae vaaaa aaaa,, vvaaa veva Q U) _ {p EaIapp �Ipp pppppp �Ipp o O COOOel6') 52201 vNla NN2 Nn In7NY SGIZS3• 97,M, O2E0 g0) m0 � m 6 6 r N ""go. m Y O ,rq 000m mm Pimm mmmm mmmm mm�m" 20022 mmmm Ypmpl p2p p2p22 22226 Yaa.,ra6, pfp ".. byY�fpnpJ 1(0"1.2y yNybN HNNGppahai� p.p,7pi n�p0 AAAA 0)�N m C)1�AAA IY)MCYYMA l�C1oYCYYCY iAiAA A AAAA AIAAE'Y17 CICICYI CYYCJ mA CYYA O NGCCOO OCCGC 00000 CGCGO nCOCC 000000000 0000 m c6mINDssF mmonl2o `EyU X.IS UmNoa RERSIR 487cY2 OEAoen aSG.2 E0Ip10101 CCfp READ mm�p tEtppO{a{ppC �A ymy 00 NPY t7N OOmm g OIAlg HERA 0).i Ef l7 bCN)MCY 0 CI 0)f l7 NOIh M U0 MeI In7 ln7 tnh InaM MC6'I•n CiOYM (t�D m W N NNN 0 2 0 0 0 0 0 0 0 0 0 0 N N N NNNN N 2 0 0 0 2 0 0 M 0 N M N mmmll"n6 66m6m 66666 66mmm min inly� m6661E� ,66662 mmllam C 600 CNiID N O MOO - .7.0e..?„ .0N 20m0N0N a 0000 Co T U)N2 r00%nm CCn0EEE nENN nnrrr 0000E 0NN0 E226NNNNmp ^NE z pm 00nn�nnrnnnrnnnninno 000hNNbY .h0N222Nob 22222 22222 02222 2222 E¢000C�000N ON0p N00 000 N000p 0NNa 003 O'ZCC0 GoGCC CC00 66 006 0000666 0666 N00to 00000 ISA,” 22:=4M1 0MN NO<N0 27000 -,,I.:=.4„1. , 0)«. 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N W O_ g Cn ,a, 1 VOO)Vhn NOgONIO U �Y V 2. n NN NCW O y O moYm t7WOr 1YNImEN mNmM 78 811 8W51X .q bCm MNMMMMM mrAAV v-NMIMM 4.1444 IION7 Mm 0 8 g 3 $ 5 (i i O E L � t wwa T T Q E Z c 0 inm' c 0 • • North America - ALASKA - BP Prudhoe Bay PB R Pad R-10 R-10A R-10A Anticollision Summary Report 13 January, 2016 • • BP Anticollision Report Company: North America-ALASKA-BP Local Co-ordinate Reference: Well R-10 Project: Prudhoe Bay TVD Reference: R-10A actual©65.98usft(P273 actual) Reference Site: PB R Pad MD Reference: R-10A actual @ 65.98usft(P273 actual) Site Error: 0.00usft North Reference: True Reference Well: R-10 Survey Calculation Method: Minimum Curvature Well Error: 0.00usft Output errors are at 1.00 sigma Reference Wellbore R-10A Database: EDM RSK-Alaska PROD-ANCP1 Reference Design: R-10A Offset TVD Reference: Offset Datum Reference R-10A Filter type: NO GLOBAL FILTER:Using user defined selection&filtering criteria Interpolation Method: MD Interval 25.00usft Error Model: ISCWSA Depth Range: Unlimited Scan Method: Tray.Cylinder North Results Limited by: Maximum center-center distance of 500.00usft Error Surface: Elliptical Conic Survey Program Date 1/8/2016 From To (usft) (usft) Survey(Wellbore) Tool Name Description 116.93 9,615.93 R-10 Srvy 2 GYD-CT-CMS(R-10) GYD-CT-CMS Gyrodata cont.casing m/s 9,716.93 10,016.93 R-10 Srvy 1 BOSS-GYRO(R-10) BOSS-GYRO Sperry-Sun BOSS gyro multishot 10,092.00 10,289.34 R-10A Srvy 1 INC+TREND(R-10A) INC+TREND Inclinometer+known azi trend 10,320.11 10,541.59 R-10A Srvy 2 MWD+IFR+MS-WOCA(R-1 MWD+IFR+MS-WOCA MWD+IFR+Multi Station W/O Crustal 10,574.03 10,696.58 R-10A Srvy 3 MWD+IFR+MS-WOCA(R-1 MWD+IFR+MS-WOCA MWD+IFR+Multi Station W/O Crustal 10,722.43 15,099.82 R-10A Srvy 4 MWD+IFR+MS-WOCA(R-1 MWD+IFR+MS-WOCA MWD+IFR+Multi Station W/O Crustal 1/13/2016 3:37'54PM Page 2 of 4 COMPASS 5000.1 Build 61 • • BP Anticollision Report Company: North America-ALASKA-BP Local Co-ordinate Reference: Well R-10 Project: Prudhoe Bay TVD Reference: R-10A actual©65.98usft(P273 actual) Reference Site: PB R Pad MD Reference: R-10A actual @ 65.98usft(P273 actual) Site Error: 0.00usft North Reference: True Reference Well: R-10 Survey Calculation Method: Minimum Curvature Well Error: O.00usft Output errors are at 1.00 sigma Reference Wellbore R-10A Database: EDM RSK-Alaska PROD-ANCP1 Reference Design: R-10A Offset TVD Reference: Offset Datum Summary Reference Offset Centre to No-Go Allowable Measured Measured Centre Distance Deviation Warning Site Name Depth Depth Distance (usft) from Plan Offset Well-Wellbore-Design (usft) (usft) (usft) (usft) PB F Pad F-30-F-30A-F-30A 14,505.26 13,725.00 150.89 411.05 -179.76 FAIL-Major Risk PB R Pad R-05-R-05-R-05 2,830.39 2,825.00 429.21 44.42 384.79 Pass-Major Risk R-05-R-05A-R-05A 2,837.22 2,825.00 429.37 44.58 384.79 Pass-Major Risk R-06-R-06-R-06 3,000.00 3,025.00 304.65 45.45 259.52 Pass-Major Risk R-06-R-06A-R-06A 3,000.00 3,025.00 304.65 45.45 259.52 Pass-Major Risk R-08-R-08-R-08 2,043.31 2,025.00 216.05 28.77 187.27 Pass-Major Risk R-08-R-08A-R-08A 2,050.61 2,050.00 216.16 28.91 187.25 Pass-Major Risk R-08-R-08AL1-R-08AL1 2,050.61 2,050.00 216.16 28.91 187.25 Pass-Major Risk R-08-R-08APB1-R-08APB1 2,050.61 2,050.00 216.16 28.91 187.25 Pass-Major Risk R-09-R-09-R-09 2,839.00 2,825.00 90.16 41.09 49.12 Pass-Major Risk R-09-R-09A-R-09A 2,839.97 2,825.00 90.18 41.11 49.12 Pass-Major Risk R-10-R-10-R-10 10,216.86 10,200.00 2.04 81.04 -78.84 FAIL-Major Risk R-11-R-11-R-11 3,468.02 3,475.00 257.69 57.61 200.08 Pass-Major Risk R-11-R-11 A-R-11 A 3,471.09 3,475.00 257.75 57.72 200.02 Pass-Major Risk R-12-R-12-R-12 3,631.65 3,700.00 80.23 46.44 33.81 Pass-Major Risk R-12-R-12A-R-12A 3,636.01 3,700.00 80.46 46.51 33.94 Pass-Major Risk R-13-R-13-R-13 4,206.34 4,275.00 161.50 84.93 84.71 Pass-Major Risk R-21-R-21-R-21 4,550.59 4,675.00 132.70 124.26 8.64 Pass-Major Risk R-21-R-21 L1-R-21 L1 4,550.59 4,675.00 132.70 124.26 8.64 Pass-Major Risk R-21-R-21 L1-01-R-21 L1-01 4,550.59 4,675.00 132.70 124.26 8.64 Pass-Major Risk R-22-R-22-R-22 Out of range R-22-R-22A-R-22A Out of range R-22-R-22AL1-R-22AL1 Out of range R-23-R-23-R-23 Out of range R-23-R-23A-R-23A Out of range R-25-R-25-R-25 1,818.91 1,800.00 349.13 31.41 317.73 Pass-Major Risk R-25-R-25A-R-25A 1,818.91 1,800.00 349.13 31.41 317.73 Pass-Major Risk R-26A-R-26A-R-26A 5,888.77 5,675.00 279.75 115.54 193.58 Pass-Major Risk R-26A-R-26B-R-260 5,888.77 5,675.00 279.75 115.54 193.58 Pass-Major Risk R-26A-R-26BL1-R-26BL1 5,888.77 5,675.00 279.75 115.54 193.58 Pass-Major Risk R-32-R-32-R-32 2,181.97 2,250.00 105.11 44.69 60.52 Pass-Major Risk R-32-R-32A-R-32A 2,165.39 2,225.00 104.67 44.16 60.47 Pass-Major Risk R-32-R-32APB1-R-32APB1 2,165.39 2,225.00 104.67 44.17 60.47 Pass-Major Risk R-34-R-34-R-34 281.31 275.00 407.58 4.73 402.85 Pass-Major Risk R-35-R-35-R-35 Out of range R-35-R-35A-R-35A 11,922.51 13,025.00 209.18 352.96 -86.59 FAIL-Major Risk R-36-R-36-R-36 2,237.51 2,225.00 67.44 29.00 38.94 Pass-Major Risk R-40-R-40-R-40 740.86 725.00 21.39 13.09 8.30 Pass-Major Risk R-40-R-40PB1-R-40PB1 740.86 725.00 21.39 13.25 8.14 Pass-Major Risk R-42-R-42-R-42 Out of range 1/13/2016 3:37:54PM Page 3 of 4 COMPASS 5000.1 Build 61 • • Ply e" O A� by o 32/Fr32A P o R-34/R-34 - .2 98 _0 88 :8 0 :6 a a rn :4 a o rn .. _VO 1.-1:1/01.-1:1/0 -a il a co r6 a 23 0 o r.IP' 144 CO :0 2 0� .:o 1 ''r I 00 r0 AayQ ,A F 301F 3" 41 2 .8 0 •0 .6 cao \ .i E37" Q 4 o •/ \ :b1d o e� :6 ,\ 6 .z .4 *MI 0 c o 5 . ... 6 iiit,. .c,L .,. o:4 ir :o .. o N Z a 7 oa p Q L ill„:,,, ..w ..... „ g ,`,I p0 a/ > it in m i COW. 46 N h b 11 `O �(L • \ 6 o se221RZ,. y 40 4411b4.A 0 �.6 A Z: a 68 1 CD CO AcL 6 6 ..�8i , ?e b8p-��� ^ \c,�•.3 4: 4.Ver �o Q=............\\ -Nit-1t,,hk,,,, vz17 •• lk. ,3,,, ,:p... ,A 49 ipo kv.,,,.. , , , .,i \ 1it., .. r 6 •0 cm N Co •L , O ;NI 6b off•. , • .010• ..`x3 o v, c� �-f „% m Ca OCo 6rG,%.•.C .8S b • '��� 6,4) 4414 ,,I(. 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C m o 2 .-) Cu 0 Cu = O i O op LL V LL H O S 3 Q, ELL o c Cu H "Z' > N -_ ao LL w Q p Z La O o v O E o o m E O 3 ^ a 0 --- m 7 'a- 0 0 II a) > a a (v > z a z z U o - WCtc c >.o ? _w a F- F' O m Z o 0 up 2 H z 0) c+) co 0 o O LL C y <Y U) 0 y d^ O) 2 - 'y U) m O mW L °� Co U Cu1 LLI �) Cu J N co , �' Y co H r ? 3 v N 0aO Qa 9'ZL U a d'j a a N I- O N p 7 al m O �+ J C d a O O E O d LL O =O y a) O a O U O N a E U a1 y v N LL o d 6 c J O O C E '2 > C L o) O a aa)) Q -o d d d o > o C �a ai v -o '...0 a LL U U ~ co c H H U CO C U m U m H S OF T� • • w\` l�j�s THE STATE Alaska Oil and Gas N ,irr ::- , of/\ L n S `T /�1Z Conservation Commission -' � - == 1Z 1-1 1. x- -_ _= 333 West Seventh Avenue mee . *h,, GOVERNOR BILL WALKER Anchorage, Alaska 99501-3572 Main: 907.279,1433 0�ALASI‘L'' Fax: 907.276.7542 www.aogcc.alaska.gov Ken Allen Engineering Team Lead BP Exploration(Alaska), Inc. P.O. Box 196612 Anchorage, AK 99519-6612 Re: Prudhoe Bay Field, Prudhoe Bay Oil Pool, PBU R-10A BP Exploration(Alaska), Inc. Permit No: 215-181 Surface Location: 797' FSL, 1722' FWL, SEC. 32, T12N, R13E, UM Bottomhole Location: 1093' FSL, 5124' FWL, SEC. 33, T12N, R13E, UM Dear Mr. Allen: Enclosed is the approved application for permit to re-drill the above referenced development well. This permit to drill does not exempt you from obtaining additional permits or an approval required by law from other governmental agencies and does not authorize conducting drilling operations until all other required permits and approvals have been issued. In addition, the AOGCC reserves the right to withdraw the permit in the event it was erroneously issued. Operations must be conducted in accordance with AS 31.05 and Title 20, Chapter 25 of the Alaska Administrative Code unless the AOGCC specifically authorizes a variance. Failure to comply with an applicable provision of AS 31.05, Title 20, Chapter 25 of the Alaska Administrative Code, or an AOGCC order, or the terms and conditions of this permit may result in the revocation or suspension of the permit. Sincerely, 4 Cathy P Foerster �vL Chair DATED this 47 day of October, 2015. STATE OF ALASKA RECEIVED IDASKA OIL AND GAS CONSERVATION COMMIS 0 C T 0 9 2015 PERMIT TO DRILL 20 AAC 25.005 la. Type of Work: lb. Proposed Well Class: Development-Oil II • Service-Winj ❑ Single Zone , I21 lc.Specify if AsQQCC Drill LI Lateral 0 Stratigraphic Test 0 Development-Gas 0 Service-Supply 0 Multiple Zone 0 Colabed Gas 0 Gas Hydrates 0 Redrill • 0 Reentry 0 Exploratory 0 Service-WAG ❑ Service-Disp 0 Geothermal 0 Shale Gas 0 2. Operator Name: 5. Bond Blanket D Single Well 0 11. Well Name and Number: BP Exploration(Alaska),Inc Bond No. 6194193 PBU R-10A 3 Address: 6. Proposed Depth: 12. Field/Pool(s): P.O.Box 196612 Anchorage,AK 99519-6612 MD: 15134' • TVD: 9037' . PRUDHOE BAY,PRUDHOE 4a. Location of Well(Governmental Section): 14./( 7. Property Designation(Lease Number): OIL L iM IC' ADL 028279&028278 ' Surface: 797'1722'FWL,Sec.32,T12N R13E,UM . 8. Land Use Permit: 13. Approximate spud date: 1201'FSL,214'FWL,Sec.33,T12N,R13E,UM December 21,2015 Top of Productive Horizon: Total Depth: 1093'FSL,5142'FWL,Sec.33,T12N,R13E,UM 9. Acres in Property: 2459&2560 14.Distance to Nearest Property: 12675 4b. Location of Well(State Base Plane Coordinates-NAD 27): 10. KB Elevation above MSL: " 66.85 feet 15. Distance to Nearest Well Open to Surface:x- 635370 ' y- 5977280 - Zone - ASP 4 GL Elevation above MSL: • 19.9 feet 6 Same Pool: 675 16. Deviated wells: Kickoff Depth: 10092 . feet 17. Maximum Anticipated Pressures in psig(see 20 AAC 25.035) Maximum Hole Angle: 101 degrees Downhole: P974 . Surface: 2080 18. Casing Program: Specifications Top-Setting Depth-Bottom Cement Quantity,c.f.or sacks Hole Casing . Weight Grade Coupling Length MD TVD MD TVD (including stage data) 6-1/8" 4-1/2" 12.6# 13Cr85 VamTop 5192' 9942' 8751' 15134' 9037' 609 sx Class'G' 19. PRESENT WELL CONDITION SUMMARY (To be completed for Redrill and Re-Entry Operations) Total Depth MD(ft): Total Depth TVD(ft): I Plugs(measured): I Effect.Depth MD(ft): I Effect.Depth TVD(ft): I Junk(measured): 10935 9603 9490 9490 8364 None Casing Length Size Cement Volume MD TVD Conductor/Structural 80 20"x 30" 8 cu yds Concrete 32-112 32-112 Surface 2654 13-3/8" 3720 cu ft Arctic Set II 31 -2685 31-2685 Intermediate 10012 9-5/8" 1374 cu ft Class'G',130 cu ft Arctic Set I 28-10040 28-8832 Production Liner 1390 7" 4720 cu ft Class'G' 9545-10935 8410-9603 Perforation Depth MD(ft): 10073-10242 I Perforation Depth TVD(ft): 8861 -9007 20.Attachments Property Plat 0 BOP Sketch Q Drilling Program Q Time v.Depth Plot 0 Shallow Hazard Analysis LI Diverter Sketch ❑ Seabed Report 0 Drilling Fluid Program 1I 20 AAC 25.050 requirements El 21. Verbal Approval: Commission Representative: Date 22.I hereby certify that the foregoing is true and correct. Contact Niedermeyer,James Email James.Niedermeyer@bp.com Printed Name Ken Allen Title Engineering Team Lead Signature ,,// 4 `' Phone +1 907 564 4366 Date /0/(-7._,<//� /' G Commission Use Only Permit to Drill �/ Permit Approval / Number: .��/ ...yef API Number: 50- 029-20618-02-00 Date: '� Ia '[� See cover letter for other 'J �/ requirements: Conditions of approval: If box is checked,well may not be used to explore for,test,or produce coalbed methane,gas hydrates,or gas contained in shales: Other: Sop t- 5 f fa 35-ei n p 5 7`,, SSamolles rea d t Yes 0 - No ri Mud log req'd: Yes �❑// No IZ {tet v1 pvt.aV- rt V-en r `-'S 1-6—r-ea ures es No ❑ Directional svy req'd: Yes LN No Spacing exception req'd: Yes 0 No El Inclination-only svy req'd: Yes 0 No Li APPROVED BY Approved by: '90,4.444_ COMMISSIONER THE COMMISSION Date:/0.-�/S� ORIGIAL vTL `°/ /' i y/ Form 10-401 Revised 10/2012 This permit is valid for 24 months from the date of approval(20 AAC 25.005(g)) Submit Form and Attachments in Duplicate bp • • To: Alaska Oil&Gas Conservation Commission From: James Niedermeyer, ODE Date: October 8, 2015 RE: R-10A Permit to Drill Well R-10A well is currently scheduled to be drilled by Parker 273 in December, 2015. This in-zone sidetrack well is a horizontal producer targeting the Ivishak Zn4 Sands. The planned well will be a cemented and perforated 4-1/2" production liner. The maximum anticipated surface pressure from the TSAD with a full column of gas from TD to • surface is 2,080 psi (assumes 6.4 ppg EMW most likely pore pressure, and a 0.1 psi/ft gas gradient). The well will be drilled by Parker 273 using their 5,000 psi four-preventer BOP stack(3 rams and 1 annular). The BOP rams and annular will be tested to 3,500 psi. A detailed operations summary is included with the permit application. Below is brief summary of planned rig operations. 1. MI/RU Parker 273. ' 2. Nipple up BOPE and test to 3,500 psi. 3. Pull 3-1/2"tubing from—9445' MD to surface. 4. Mill and retrieve 3-1/2"x 9-5/8" packer and tubing tail. 5. Change 9-5/8" packoff and test to 5,000 psi. Contingency should 9-5/8"pressure test fail a. Run 7"tieback from 7"liner to surface. b. Install 7"packoff and new tubing spool. c. Shell test BOPE to 3,500 psi d. Pressure test packoff to 5,000 psi 6. MU 6-1/8"cleanout BHA and cleanout to cement plug at 9,800' MD. 7. Mill cement to—10,108' MD. 8. PU whipstock assembly and set at—10,092' MD. - (End of Sundry/Beginning of PTD) 9. Mill window in 7"casing. Perform FIT. 10. Drill 6-1/8" production interval to TD of 15,134' MD. ' 11. Run and cement 4-1/2"production liner(TOC will be top of 4-1/2" liner top packer). Set liner top packer. Pressure test to 3,500 psi. 12. Perforate the 4-1/2"liner once cement has reached 1,000 psi compressive strength. 13. Run 4-1/2" production tubing. Set production packer and pressure test to 3,500 psi. • 14. Freeze protect to—2,200' MD and secure the well. 15. RD/MO Parker 273. If there are any questions concerning information on R-10A, please do not hesitate to use the contact information below. James Niedermeyer Email:james.niedermevert bp.com Office: (907) 564-4874 Cell: (907)980-6106 Attachments: Current Well Bore Schematic Proposed Pre-Rig Schematic As-built Survey Proposed Completion Well Head Schematic Directional Package Tree Schematic Parker 273 BOPE Schematic R-10A PTD 1 10/8/2015 • • Planned Well Summary Taret Well R-10A Type Producer . Objective Ivishak • Current Status R-10 is currently shut in due to TxIA& IAxOA communication Estimated Start Date: 12/21/2015 Time to Complete: 27 Days Surface Northing Easting Offsets TRS Location 5,977,279.62 635,369.62 4482.4' FNL/ 1721.5' FWL 12N 13E Sec 32 . Northing Easting TVDss Offsets TRS Tgt 1 5,977,749.5 639,134.9 8,812.9 4,081.1' FNL/216.4 12N 13E Sec 33 KOP FWL Tgt 2 5 977,713.0 639,982.2 9,005.0 4,133.7' FNL/ 1,062.7' 12N 13E Sec 33 Zn4 FWL Tgt 2 5,977,704.0 641,137.0 8,970.0 4,164.5' FNL/2,217.1' 12N 13E Sec 33 Zn4 FWL Tgt 2 5,977,738.0 642,466.0 8,948.0 4,155.6' FNL/3,546.5' 12N 13E Sec 33 Zn4 FWL Tgt 2 5,977,761.0 643,497.0 8,887.0 4,152.1' FNL/4,577.8' 12N 13E Sec 33 Zn4 FWL Tgt 2 5,977,737.0 644,061.0 8,970.0 4,186.7' FNL/5,141.1' 12N 13E Sec 33 BHL FWL Planned KOP: 10,092' MD/8,880' TVD Planned TD: 15,134' MD/9,037'TVD ( Rig: Parker 273 GL-RT: 46.95' RTE (ref MSL): 66.85' Directional- Plan #7 R-10A KOP: 10,092' MD Maximum Hole Angle: -101° in the 6-1/8" production section Close Approach Wells: R-35A and the planned well F-30A fail major risk Survey Program: 10,092' MD to TD = MWD+IFR+MS-WOCA Nearest Property Line: -12,675' Nearest Well within Pool: -675' R-10A PTD 2 10/8/2015 i ! Formation Tops and Pore Pressure Estimate (SOR) Estimated Most Likely Fluid Formation Pore ((�t/q J Formation Top Pressure Type (for sands) j✓1l kit �� ) (TVDss) (EMW ppg) TSGR 8,807 5.00 Oil/Gas b. c- S. TSHU 8,850 6.34 Oil/Gas TSAD 8,935 6.35 Oil/Gas HOT 8,984 6.36 Heavy Oil/Water 42N 8,999 6.38 Heavy Oil/Water TCGL* 9,075 6.40 Water r *Formation top is below well planF,i''" , J Casing/Tubing Program Hole Size Liner/ Wt/Ft Grade Conn Length Top Bottom Tbg O.D. MD/TVD MD/TVD 6-1/8" 4 1/2' 12.6# 13Cr-85 VamTop or 5,192' 9,942'/8,751' 15,134'/9,037' Hydril 521 (150' lap) Tubing 4'/2" 12.6# 13Cr-85 VamTop 9,947' Surface 9,947'/8,751' (-5' into liner TBR) Mud Program Production Mud Properties: Reservoir Drill-In Fluid(Flo-Pro SF) 6-1/8" Hole Section DeYP Depth Interval Psty PV(cp) (Ibtj00ft2) API FL HTHP FL MBT pH Milling Fluid 8.5-8.8 <14 20-30 <10 NA <4 9.5-10.5 10,092' MD-TD 8.5-8.8- <12 10-20 <10 NA <4 9.5-10.5 Logging Program 6-1/8"Production Sam 1. 1 d3 ers-as required by Geology Drilling: Dir/GR/GRAB/RES/NEU/DEN , Open Hole: None Cased Hole: None Cement Program Casing Size 4-1/2"12.6#13Cr VamTop Production Liner Basis Tail 40%open hole excess+80 ft shoe track+ 150'4-1/2"x 7" liner lap+200' 7"x 4" DP excess Tail TOC 9,942' MD TOL(Excess above TOL will be circulated out) Spacer -50 bbls of Viscosified,weighted spacer(-11.0 ppg Mud Push II) Total Cement Lead N/A Volume Tail 125.7 bbls, 705.8 cuft,609 sks, 15.8 lb/gal Class G-1.16 cu ft/sk Temp BHST-210° F R-10A PTD 3 10/8/2015 a • Surface and Anti-Collision Issues Surface Close Proximity: There are no wells requiring shut-in for surface close proximity prior to the rig moving onto the well. Sub-Surface Pressure Management: Well R-34i is an Ivishak/Sag River injector that will need to be shut in prior to spud of R-10A to mitigate potential risk of any high pressure short circuit. NWD PE to revisit area surveillance 30 days prior to spud and confirm there has been no significant change in pressures. R-10 SBHPs were logged 5/16/2015 and are as follows: Measured Depth TVDss Pressure 10,063' 8,800' 2,897 psi 9,946' 8,700' 2,865 psi 9,829' 8,600' 2,832 psi 7,405' 6,600' 2,542 psi Anti-Collision: ➢ R-35A fails Major Risk in the 6-1/8" production interval. The well has been minor risked to 1:200 and will be shut in at surface prior to spud to reduce HSE risk. ➢ F-30A fails Major Risk in the 6-1/8" production interval, but is currently a plan that has not yet been drilled. It does not present an HSE risk, but has been minor risked to 1:200 to preserve the slot location. Should the rig schedule change and F-30A is drilled before R-10A, it will be shut in at surface prior to spud to reduce HSE risk. Offset well ownership information All offset wells identified within 200 ft of the proposed wellbore are operated by BP. The distance to the nearest property line is 12,675'. Hydrogen Sulfide R-pad is considered an H2S site. Recent H2S data from the pad is as follows: Well Name H2S Level ✓Data of Reading Parent Well R-10 10 ppm 12/31/2003 #1 Closest SHL Well H2S Level R-40 20 ppm 1/22/2014 #2 Closest SHL Well H2S Level R-09A 145 ppm 9/25/2014 #1 Closest BHL Well H2S Level R-26BL1 10 ppm 2/21/2014 #2 Closest BHL Well H2S Level R-35 58 ppm 1/3/2014 #3 Closest BHL Well H2S Level F-30 8 ppm 3/29/2015 #4 Closest BHL Well H2S Level J-07A 8 ppm 3/10/2015 Max Recorded H2S on Pad/Facility R-19A 600 ppm 8/7/1995 Faults Formation Where MD 1 TVDss Throw l Direction andLost Circ Fault Encountered Intersect Intersect Magnin uncertainty '. Potential Fault 1 -Zone 4B 11,745 8,988 30 ft. DT (+/)3D00 ft DTW Medium Fault 2-Zone 4B 12,856 8,968 10 ft. DTW (+/M�0 ft Medium Fault 3-Zone 4B 13,526 8,955 35 ft. DTW (+/MD 0 ft Medium Fault 4-Zone 4B 14,146 8,914 30 ft. DTW (+/-) 250 0 ft Medium Fault 5-Zone 4B 14,833 8,907 25 ft. DTW (+/M�0 ft Medium R-10A PTD 4 10/8/2015 • • Drilling Waste Disposal • There is no annular injection in this well. • Cuttings Handling: Cuttings generated from drilling operations will be hauled to grind and inject at DS-04. Any metal cuttings will be sent to the North Slope Borough. • Fluid Handling: Haul all drilling and completion fluids and other Class II wastes to DS-04 for injection. Haul Class I waste to DS-04 and/or Pad 3 for disposal. Contact the GPB Environmental Advisors (659-5893)for guidance. Well Control 6-1/8" hole section will be drilled with well control equipment consisting of 5,000 psi working pressure rams (2), blind/shear rams, and annular preventer capable of handling the maximum potential surface pressures. Based upon calculations below, BOP equipment will be tested to 3,500 psi. BOP test frequency for R-10A will be 14 days with function test every 7 days. Except in the event of a significant operational issue that may affect well integrity or pose safety concerns, an extension to the 14 day BOP test period should not be requested. 6-1/8" Production Interval Maximum anticipated BHP 2,974 psi at the TSAD at 8,935'TVDss (6.4 ppg EMW) Maximum surface pressure 2,080 psi at the TSAD (0.10 psi/ft gas gradient to surface) • Infinite with >8.63 ppg fracture gradient Kick tolerance Assumes a 6.4 ppg pore pressure in the Ivishak+ 0.5 ppg kick intensity and 8.5 ppg MW Planned BOP test pressure Rams test to 3,500 psi/250 psi Annular test to 3,500 psi/250 psi Integrity Test—6-1/8" hole FIT after drilling 20'-50' of new formation from middle of window 4-1/2" Liner Top Packer 3,500 psi surface pressure Planned completion fluids 8.5 ppg seawater/2,150 ft diesel to 2,150 ft TVDss R-10A PTD 5 10/8/2015 • R-10A Operations Summary Proposed Drilling Operations 1. MIRU Parker 273. • 2. Test TWC from above and below to 3,500 psi for 5 minutes each. 3. Nipple down tree. Nipple up BOPE and test to 3,500 psi. (2-7/8" x 5-1/2"VBRs in upper and lower cavities) 4. Pull TWC with lubricator. 5. RU hard lines to BOP. Circulate out diesel freeze protection and displace well to clean seawater. 6. Pull 3-1/2"tubing from the pre-rig cut. 7. Perform 9-5/8" cleanout run to tubing stub. 8. Fish seal assembly and latch assembly in one run, if possible. 9. RIH with packer milling assembly. 10. Swap wellbore to 8.5 ppg viscosified seawater. 11. Mill and retrieve TIW packer and 3-1/2"tailpipe assembly. 12. Change 9-5/8" packoff and pressure test to 5,000 psi for 30 minutes. 13. Pressure test 9-5/8"casing and cement plug. Contingency,should 9-5/8"pressure test fail- 7"tieback to surface i. MU 7" seal assembly and run 7", 26#VamTop casing to top of 7" liner. Tag up in 7" LTP, space out, and land hanger. RILDS. ii. Pressure test 7"tieback and seals to 3,500 psi for 30 minutes. iii. Install 7"packoff and new tubing spool. iv. Pressure test packoff to 5,000 psi for 30 minutes. v. Shell test BOPE to 3,500 psi for 5 minutes 14. RIH with 6-1/8"cleanout assembly to cement plug at 9,800' MD. 15. Drill cement plug to 10,108' MD and POOH. 16. PU 7" whipstock, bottom trip anchor, and 6-1/8" window milling assembly with full gauge string - mills. 17. RIH with whipstock assembly to cement plug, orient and set whipstock. 18. Swap wellbore over to 8.6 ppg Flo-Pro SF milling fluid. 19. Mill window in 7"casing plus 20-50'of new formation. 20. Pull into the window and perform FIT. POOH for drilling BHA#1. 21. MU 6-1/8"drilling RSS BHA#1 w/Dir/GR/GRAB/RES/NEU/DEN and RIH. 22. Kick off and drill 6-1/8" production interval per the directional plan to TD of-15,134' MD. • 23. At TD, CBU a minimum of 2x until wellbore is clean. 24. Perform short trip to the window on elevators. 25. RIH to TD, circulate the wellbore clean and POOH on elevators. 26. Run 4-1/2", 12.6# 13Cr VamTop liner to TD. 27. Cement liner to TOL with 15.8 ppg Class G cement. 28. Set liner top packer and hanger. 29. Displace wellbore to clean seawater and circulate excess cement above TOL. R-10A PTD 6 10/8/2015 S 30. POOH and LD liner running tool. 31. Pressure test liner/packer/casing to 3,500 psi for 30 minutes. 32. RU DPC perf guns, RIH, and perforate liner. 33. RU and run 4-1/2", 12.6# 13Cr VamTop completion per the tally. Tag up in PBR, space out, and land tubing hanger. RILDS. 34. Displace tubing and IA to clean seawater. 35. Reverse circulate in heated seawater and inhibited seawater to IA and tubing (surface to surface). 36. Drop ball & rod and set production packer. Individually test tubing and IA to 3,500 psi for 30 minutes each. 37. Shear DCK valve. 38. Reverse circulate in diesel freeze protect down IA using rig's injection pump 39. Allow diesel to U-tube, drain stack, and rig down landing joint. Monitor well for 1 hour to confirm well is dead. 40. Install TWC and test from above to 250 psi low/ 3,500 psi high for 5 minutes each and below to 250 psi low/3,500 psi high for 5 minutes each. 41. N/D BOPE. NU adapter flange and double master valves. Test to 5,000 psi with diesel. 42. Ensure Heet is left on top of TWC and only diesel is left in the tree. 43. Install all annulus valves and secure the well. 44. RDMO Post-Rig Operations 1. Change out dry hole tree for production tree. 2. DSM to pull TWC. 3. MI/RU slick line. Pull TWC, ball and rod, and RHC plug. Pull shear valve and dummy GLVs. Install GLVs. 4. Flowback, per ASRC. 5. Modify S-riser as required. 6. Install flow lines and well house. R-10A PTD 7 10/8/2015 i i R-10A Drilling Critical Issues POST THIS NOTICE IN THE DOGHOUSE I. Well Control / Reservoir Pressures A. Production Hole: The Ivishak Zone 4 interval is expected to be at a 6.4 ppg EMW. Reservoir pressures will be controlled by using 8.5—8.8 ppg water based mud. II. Lost Circulation/Breathing A. Production Hole: There are 5 expected fault crossings in the production hole with a projected medium potential for lost circulation. Past wells have experienced lost circulation in in this area. Be prepared to manage losses. III. Fault Locations Formation Where MD TVDss Throw Direction and Uncertainty Lost Circ Fault Encountered Intersect Intersect Magnitude Potential Fault 1 -Zone 4B 11,745.0 8,896.0 30 ft. DTW +/( -) MD 0 ft Medium Fault 2-Zone 4B 12,856.0 8,967.0 10 ft. DTW (+/N1D00 ft Medium Fault 3-Zone 4B 13,526.0 8,957.0 35 ft. DTW (+/M�0 ft Medium Fault 4-Zone 4B 14,146.0 8,913.0 30 ft. DTW (+/)250 0 ft Medium Fault 5-Zone 4B 14,833.0 8,907.0 25 ft. DTW (+/) 1D00 ft Medium IV. Integrity Testing Test Point Test Depth Test type EMW(lb/gal) 7"window 20'-50'from the 7"window FIT 8.63 ppg minimum (infinite) V. Hydrogen Sulfide R-pad is considered an H2S site. Recent H2S data from the pad is as follows: Well Name H2S Level Date of Reading Parent Well R-10 10 ppm 12/31/2003 #1 Closest SHL Well H2S Level R-40 20 ppm 1/22/2014 #2 Closest SHL Well H2S Level R-09A 145 ppm 9/25/2014 #1 Closest BHL Well H2S Level R-26BL1 10 ppm 2/21/2014 #2 Closest BHL Well H2S Level R-35 58 ppm 1/3/2014 #3 Closest BHL Well H2S Level F-30 8 ppm 3/29/2015 #4 Closest BHL Well H2S Level J-07A 8 ppm 3/10/2015 Max Recorded H2S on Pad/Facility R-19A 600 ppm 8/7/1995 VI. Anti-Collision Issues ➢ R-35A fails Major Risk in the 6-1/8" production interval. The well has been minor risked to 1:200 and will be shut in at surface prior to spud to reduce HSE risk. F-30A fails Major Risk in the 6-1/8" production interval, but is currently a plan that has not yet been drilled. It does not present an HSE risk, but has been minor risked to 1:200 to preserve the slot location. Should the rig schedule change and F-30A is drilled before R-10A, it will be shut in at surface prior to spud to reduce HSE risk. CONSULT THE R-PAD DATA SHEET AND THE WELL PLAN FOR ADDITIONAL INFORMATION. R-10A PTD 8 10/8/2015 1 td±= 4"CAMERON ELLHEAD= 13-518"M:EV OY SA TES W ACTUATOR= AXELSON R-1 0 UT1AL KB.ELE 49.10' BE ELEV= 20.08' KOP= 3100' 1998' 3-1/2"OTIS XDB SSSV NP,D=2.75' Max Angle= 45'©5300' lk Datum MD= 10063' 26194 —19-5/8"DV PKR Datum 1VD= 8800'SS GAS LFT MANDRELS 13-3/8"CSG,72#,L-80,D=12.347" —1_2885' ST MD TVD DEV TYPE VLV LATCH PORT DATE 5 3262 3256 14 OTIS DMY RM 0 04/28/13 4 6287 5745 36 OTIS DMY RM 0 04/28/13 3 8621 7638 35 OTIS DMY RM 0 05/24/05 2 9185 8106 33 0115 MY RM 0 01/03/89 1 9279 8184 33 OTIS DMY RM 0 05/24/05 Minimum ID = 1.81" @ 9306' -9322' 3-112" BKR PATCH 1 1 9395' H3-1/2"FKR SWSNF,D=2.75" I ' 9417' H3-112"CB-1 CAM SLD SLV,D=2.813" • 9469' H TBG SEAL ASSY 9484' I9-5/8"x 3-1/2"TIW FKR,D=3.946" 9490' —13-1/2"VVFD WRP(12/24/13) 1 9530' —3-112"PKR SWS NP,D=2.75" TOP OF 7"LNR H 95'5' 1 9563' H3-1/2"PKR SWS IP,D=2.75" 3-1/2"TBG,9.3#,L-80,.0087 bpf,D=2.997 — 9596' - / 9596' H3-1/2"WLEG,D=2.992' 9585' H ELM)TT LOGGED 06/25/89 9-5/8"CSG,47#,L-80,D=8.681" H 10040' —' PERFORATIDN SUMMARY REF LOG:BHCS ON 08/17/81 • 10092' Hr"MARKER JOINT ANGLE AT TOP PERF:31'Q 10073' — Note:Refer to Ptoduclion DB for historical perf data SCE SPF INII±NAL Opn/Sqz SHOT SQZ — 2-1/8" 4 10073-10118 0 10/17/89 2" 8 10222-10242 0 05/15/99 1-11/16" 8 10242-10270 S 10/03/89 PBD —{ 10889' 44.44444 ••iiiiii+i 7"LNR,26#,L-80,.0383 bpf,D=6.276' --10935' DATE REV BY COMMENTS DATE REV BY COMENTS PRUDHOE BAY MT 10/30/81 INTIAL COMPLETION 05/17/13 PJC PRF CORRECTOR WELL: R-10 01/02/89 RWO 05/24/13 RWMJMD 3-1/2"BKR PATCH SET(05/16/13) PERI IT No: 1810930 09/24/01 RN'TP CORRECTIONS 01/07/14 TJH/JM) PULLED PATCH/SET WRP(12/21-24 API No: 50-029-20618-00 05/24/05 RVVI./PJC GLV C/O&SLD SLV CORRECT SEC 32,T12N,R13E,797'FSL&1727 FVVL 12/04/08 DTRPJC SET PX PLUG(11/15/08) 05/03/13 CDJ/JMD PULLED PX PLUG/GLV CIO(04/27-28/13) BP Exploration(Alaska) TREE= 4"CAI U DNIII • VVELLI-EAD= 13-5/8""r.EroY R-1 Q PRE-RIG ACTUATOR= AXELSON INITIAL KB.Ell 49.10' BF ELEV= 20.08' KOP= 3100' I 1996' _J3-1/2"OTIS X0B SSSV NP D=2.75" Max Angle 45"@ 5300' 1 Datum MD= 10063' 2619' 9GAS5/8"DVLFT MAhDPKR F�S Datum TVD= 8800'SS 13-3/8"CSG,72#,L-80,D=12.347" —1 2685' ST IVD TVD DEV TY PE VLV LATCH PORT DATE `1 5 3262 3256 14 OTIS DM' RM 0 04/28/13 4 6287 5745 36 OTIS DMI RIM 0 04/28/13 3 8621 7638 35 OTIS DIN RM 0 05/24/05 2 9185 8106 33 OTIS DMI RM 0 01/03/89 1 9279 8184 33 OTIS DM/ RM 0 05/24/05 Minimum ID = 1.81" @ 9306' -9322' 3-1/2" BKR PATCH —__.... __ I I 9395' H3-1/2"PKR SWS NP,D=2.75" ' ' I 9417' --13-1/2"CS-1 CAM SLD SLV,13=2.813" Tubing cut - 9,436' 9469' HMG SEAL ASSY X R J 9484' H9-5/8'x 3-1/2"TIW PKR,D=3.946" ' 9530' H3-1/2"PKR SWS NP,D=2.75' TOP OF 7"LNR H 9545' I 9563' H3-1/2"PKR SWS NP,D=2.75" 3-1/2'TBG,9.3#,L-80, 0087 bpf,D=2.992" H 9596' i ` 9596' H3-1/2"WLEG,D=2.99T 9585' H ELM)TT LOGGED 06/25/89 - Cement plug to 200' above top pert ° 10,889' - 9,800' • 9-5/8"CSG,47#,L-80,D=8.681" —I 10040' o * * 11 FERFORATION SUMMARY S REF LOG:BHCS ON 08/17/81 ' 10092" --17"MARKER JONT+ . ANGLE AT TOP PERF:31"@ 10073' Note:Refer to Froduction DB for historical perf data * >^ SIZE SFF fB2VAL Opn/Sgz SHOT SOZ u W' 2-1/8" 4 10073-10118 0 10/17/89 2" 8 10222-10242 0 05/15/99 „ 1-11/16" 8 10242-10270 S 10/03/89 ' " *;. • 0 PBTD 10889' 4..4.44' 7"LNR 26#,L-80,.0383 bpf,D=6.276" —{ 10935' 1.0.0.1.0.4 DATE REV BY COI M NTS DATE REV BY COMMENTS FRUDI-IDE BAY UNIT 10/30/81 INTIAL COMPLETION 05/17/13 PJC PERF CORRECTON WELL: R-10 01/02/89 RWO 05/24/13 RWA#JMD 3-1/2"BKR PATCH SET(05/16/13) PERMIT No: 1810930 09/24/01 RNTP CORRECTIONS 01/07/14 TJWJMD PULLED PATCH/SET WRP(12/21-24 AFI No: 50-029-20618-00 05/24/05 RWUPJC GLV C/O&SLD SLV CORRECT SEC 32,T12N,R13E,797'FSL&1722'FWL 12/04/08 DT IPJC SET PX FLUG(11/15/08) 05/03/13 CDJ/JMD PULLED PX FLUG/GLV C/O(04/27-28/13) BP Exploration(Alaska) TREE= 4"CAMERONill III WELLHEAD= 13-518"Mc:EVOY R.1 OAACTUATOR AXELSON CONTINGENT 7" TIE-BACK MAL KB.ELE 49.10' - BF.ELEV= 20.08' 1 KOP= 3100' 1 ' ' 1-- 2,200'-4-1/2"HES X NIP Max Angle= 45"@ 5300' 1 1 Datum MD= 10063' 1 1 = 2619' H 95/8'DV PKR Datum TVD= 8800'SS 1 I 13-3/8'CSG,72#,L-80,D=12.347" H 2685' 1 1 , 1I LI1 1 1 1 1 1 1 I I 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1I / 1, 1 1 TOP OF 7"LNR --I 9545' j 1 9,780'-4-1/2"HES X NIP 9,810'-7"X4-1/2"HESTNTPKR 9,854'-4-1/2"HES X NIP 9,910'-4-1/2"HES XN NIP 4-1/2"TBG, 12.6#, 13Cr,VamTop-9,920' -9,920' WLEG _, _�9,942'-7"X 5"BKR ZXPN LIP 9-5/8"CSG,47#,L-80,D=8.681" H 10040' 9,942'-BKR Flexlock LNR HNGR • KOP(TOWS)-10,092' 7"X 4-1/2"Whipstock 6 1/8"Hole Cement plug to BOWS p,..• IP N4S4p x• • Old perfs P&A'd • , 9 *ice PBTD H 10889' r vg.v.v v v v v�+ PBTD- 15,054' 7"LNR,26#,L-80,.0383 bpf,D=6.276" H 10935' 11.4444/:x4 / 4-1/2"LNR, 12.6#, 13Cr,VamTop-15,134' ' DATE REV BY COP FLATS DATE REV BY COMMENTS PRUDHOE BAY UNIT 10/30/81 IMTIAL COMPLETION 05/17/13 PJC PERF CORRECTON WELL R-10 01/02/89 RWO 05/24/13 RWMUMD 3-1/2'BKR PATCH SET(05/16/13) PERMT No: 1810930 09/24/01 RN'TP CORRECTIONS 01/07/14 TJWJMD PULLED PATCH/SET WRP(12/21-24 API No: 50-029-20618-00 05/24/05 RWUPJC GLV GO&SLD SLV CORRECT SEC 32,T12N,R13E,797'FSL&1727 FVWL 12/04/08 DTRIRIC SET PJC PLUG(11/15/08) 05/03/13 CDJ/JMD RILED PX PLUG/GLV CTO(04/27-28/13) BP Exploration(Alaska) 0 PARKER 273 BOP STACK RAM TYPE BOP: DUTCH LOCK DOWN FLANGE SHAFFER LXT DOUBLE BOP 13 5/8"-5M 13 5/8"-5M STUDDED TOP 13 5/8"-5M FLANGED BOTTOM °"''°"'°" W/(2) 14" UL2 OPERATOR, UPPER CAVITY ° ° ANNULAR BOP: AND (2) 14" PSLK W/BSTR OPERATOR, G'li rril In SHAFFER LXT 13 5/8"-5M LOWER CAVITY 13-5/8" 5M STUDDED TOP 0 13-5/8" 5M FLANGED BOTTOM 0 I I DRILLING CROSS: 13 5/8"-5M FLANGED TOP d I ��,, v I - 13 5/8"-5M FLANGED BOTTOM «ted .,7-37,--"c..6) C W (2) 3 1/8"-5M SIDE OUTLETS x •• E II °C _ 4-"-" O° _ u -II -1 •• U"' .. f II 1 1 KILL LINE: 'AVON ��I,� 2-1/16" 5M FLEX HOSE 1 �� -I �� IN A �g -1-v5 - 'WNW 2 1/16" 5M X 3-1/8" 5M D.S.A. � ��`� ��I�� 3-1/8" 5M FLANGED MANUAL GATE VALVE ,v 3-1/8" 5M FLANGED HYDRAULIC GATE VALVE E • 0 •• 3 °°°° (°lMo� 31 •. r' o 0 O2.... • M °° U I I I CHOKE LINE: RAM TYPE BOP: 3-1/8" 5M FLANGED MANUAL GATE VALVE SHAFFER LXT SINGLE 13 5/8" 5M 3-1/8" 5M FLANGED HYDRAULIC GATE VALVE 13 5/8"-5M STUDDED TOP 8" 5M FLEX HOSE 13 5/8"- 5M FLANGED BOTTOM 3-1 / W/(2) 14" UL2 OPERATOR AUG.31.1998 12:51PM BP 0,SE AK .. .."--.7011.0„...1.0708.; 1624' t o1' , 6d*V.I VI 46 11111111E211.1111. t( 92 623' i rr34' ' Mit 1. ,gl SAD... .7124 st IS i ,... 14 1Z Ili 4 a 1 r !i., a / V I lit 10) 7031 R R ' o \ •.--r,--,t �5 G A&L E: 1St I Ph. 19�>7' � _ � N N 16 S' 40. VI * 4 1 1 e, to 1". Q+ . 31 T1, 11 37. 330 b 5 TIU4 . 4 T1&N R13E U.M. 0. 1060. , R 16 R 11 Y= 5,978,141.40 Y= 5,977,605.09 X= 635,341.06 X= 635,464.91 I HEREBY CERTIFY THAT I AM LAT= 70°20'53.425" LAT= 70°20'48.129" PROPERLY REGISTERED AND LICENSED LONG= 148°54'04.540" ', ,. 14 ° 4'n . . " TO PRACTICE LAND SURVEYING IN R 15 ( R JO g ,, = THE STATE OF ALASKA AND THAT Y= 5,978,033.95 ,t,Y 5,977,279.62 THIS PLAT REPRESENTS AN AS- X= 635,366.11 4!' X= 635,369.62 • BUILT SURVEY MADE BY ME, AND LAT 70°20'52.364" LAT= 70°20'44.945" THAT ALL DIMENSIONS AND OTHER LONG= 148°54'03.864" LONG= 148°54'04.160" DETAILS ARE CORRECT, AS OF: R 14 R 9 ._." .� DATE: Y= 5,977,927.30 Y• 5,977,254.80 X- 635,390.60 X= 635,262.87 x,•....710",''t►" 't LAT= 70°20'51.311" LAT= - 70°20'44.720" �:7'� C? 44.4,141.„LC � LONG= 148°54'03.205" LONG= 148°54'07.292" .#'4,5;"''(. ��`°`"t't b ;,};7 R 13=/v/S'o¢.ec?�E2S75`6., R 8 * ' 49th � .* i ;i1 y= 5,977,819.48 Y= 5,977,230.06 04 ...•.••.. .. •••«4 ... X- 635,415.48 X= 635,155.63c.-4. ...: . .. fte 01 LATS 70°20'50.246" LAT 70020144„° 496" I. CART A.s� NAP / 45-4 LONG= 148°54'02.535" LONG= 14854'10.438" # * 4x714 ,•�" .* R 12 R 7 ""4*-M}4jj4." .r Y= 5,977,711.80 Y= 5,977,057.07 �'�Y► S'SIOR�� :.> X= 635,440.01 X= 634,405.15 ' LAT= 70°20'49. 183" LAT. 70°20'42.927" LONG= 148°54'01.875" LONG= 148°54'32.454" Afa �lIl�Y - �!QlGoM5 12jQ/8d "R" PAD' CONDUCTOR Ara BUILT CI REVIEVti( X1/2.7`80 '` +' *REV ...Ur IPTION � i ALASKA `� `-. VZCO,Inc. S O H I O ' 5191 Feirbngks Sire*,Aacbcuage,Aaaiia 99503 •R hacheaeq. (907)278.7010 Telex:090.25274 a` PETROLEUM CMPNy ; /Coat (907)283. S3/283.?S54 }'a " i 'k4.:',$:.h Tr,_. 4.'' PIN dhoti Bey.(901)659.2S3316S9.2608 if ',P .*.*ti SOHIO ALASKA PETROLEUM COMPANY WELLHEAD LOCATION DATA 1) WELL I O 2) PAD "R" 3) WELLHEAD LOCATION 797 ' NSL, 1 722 ' EWL X= 635, 369 . 62 Y= 5 , 977 , 279 . 62 LAT. 70°20 ' 44 . 945" LONG. 148°54 ' 04 . 160" Marker D; bearing S16°30'E 4) BEARING OF GYRO MARKER Marker E; bearing S56°10'W (TRUE) 5) LOCAL BENCHMARK ELEVATION R-4 21 . 27 FT. AMSL 6) TOP EDGE OF CELLAR* 19 . 9 • 1 FT. AMSL 7) BASE FLANGE ELEVATION 20. 08 FT. AMSL 8) KELLY BUSHING ELEVATION 49 . 05 FT. AMSL BASE FLANGE AND KELLY BUSING NOT INSTALLED THIS DATE. NOTES: 1) Items 1 and 2 should be filled in by the Drilling Supervisor on the rig when a new well spuds in. 2) The surveyor should fill in Items 3, 4, 5, and 6. 3) The completed form should be returned to Drilling Dept. for distribution. 4) The bearing of the Gyro Marker is required as a True, not a Magnetic bearing. 5). Base Flange and Kelly Bushing Elevations measured by the Drilling Supervisor. CIRCULATION: tti District Field Engineer - 2 AC ;. '' *� ''•, � District Drilling Engineer - 1 *;'49TH rk Drilling Superintendent - 1 ,,�►.. • . ,,� '••~• """ Well Record Clerk, Geology - 1 Ode #~• I;Gji Well Files �' *� {{, �4 Engineering Aide, Drilling - v4i'.t``. No. 4277-S 4s Original ? '••....... A. ,q„ 410, oftssiov& /2- 3 � • • e riii GENERIC DRAWING CAMERON Use to Reference Wellhead And Tree Dimensions Only As needed for Well Tie In 4-1/16 5.000 �T — I.,r I.1 i i 4014111T1 1111k :€ I I ka,..( ‘,..„0,41 i EsL 181 WM I.1 • 4-1/16" 5.0000 0 • ,.t�I.1EsL ii V. 4 01111 4-1/16" 6.000E IiitIf t 16.0" lei Mir w 26.3" /4a ert& : r O``I 41 ,i i, r_'11 1 3-1/8"5000 f �� I- ui ii,, -- 71 iiii�� i+ t, Tll • • N O a▪) C? 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V � O C 16 O O._>N O.2 ' I I I I ,.Q krb I co --V) _o co o 0 0 0 0 0 0 0 0 0 0 0 0 0 N o 0 0 0 0 0 0 0 0 0 0 0 0 fi Q V CO u7 N T Mc? c0 N N N (ui/llsn 009) (+)43aoN/(-)43nos Ilan: Plan #7b R-10A (R-10/Plan R-10A. 0 \ 000 2000 13 TT3000 t,000 5000 6000 1000 8000 8000 10000 4111111 4N- 00 ► 0 OQ etrr 20 ' '3000 000 X000 000 O 000 00 COMPASS 5000.1 Build 61 6/22/2015 3:12 PM • • - - - - SOHIO ALASKA PETROLEUM COMPANY WELLHEAD LOCATION DATA 1) WELL I 0 2) PAD "R" - 3) WELLHEAD LOCATION 797 ' NSL, I722 ' EWL X= 635 ,369 . 62 Y= 5,977, 279 .62 LAT. 70°20 ' 44 .945" LONG. 148°54 ' 04 . 160" Marker D; bearing S16°30'E 4) BEARING OF GYRO MARKER Marker E; bearing S56°10'W (TRUE) 5) LOCAL BENCHMARK ELEVATION R-4 21 .27 FT. AMSL 6) TOP EDGE OF CELLAR* - 19 .9 t FT. AMSL 7) BASE FLANGE ELEVATION 20. 08 FT. AMSL 8) KELLY BUSHING ELEVATION 49. 05 FT. AMSL BASE FLANGE AND KELLY BUSING NOT INSTALLED THIS DATE. NOTES: 1) Items 1 and 2 should be filled in by the Drilling Supervisor on the rig when a new well spuds in. 2) The surveyor should fill in Items 3, 4, 5, and 6. 3) The completed form should be returned to Drilling Dept. for distribution. 4) The bearing of the Gyro Marker is required as a True, not a Magnetic bearing. 51 Base Flange and Kelly Bushing Elevations measured by the Drilling Supervisor. CIRCULATION: QFQ �4 C •ts District Field Engineer - 2 1 '4*. •• .°` ;�' District Drilling Engineer - 1 A /"4 41. r*i 49'x+ Drilling Superintendent - 1 /•• Well Record Clerk, Geology - 1 GG &I.4•614)..'#' Well Files ° q, Engineering Aide, Drilling - d�'�.pf•. No. 42T7-S•.- Original �� rPfB•• aw ••.......-�.,+1'�, /23e1/40 - Date • • TREE= 4"CAMERON WELLHEAD=13 5/8' MCEVOY -4 O SAFETY NOTES ACTUATOR= AXELSON KB.ELEV= 49.05' BF.ELEV= 20.08' KOP= 3100' 1996' I—I3-1/2"OT1S XDB SSSV LAND NIP,ID=2.75" I Max Angle= 45 . 5300' Datum MD= 10063' 261W 19-5/8"DV PKR I Datum ND= 8800'SS GAS LIFT MANDRELS 13-3/8"CSG,72#,L-80, ID=12.347" 2685' I ST MD ND DEV TYPE VLV LATCH PORT DATE 5 3262 3207 15 OT1S RA 4 62875696 36 OTIS RA 3 8621 7588 35 o-ns RA 2 9185 8055 33 O-ns RA 1 9279 8134 33 OTIS RA Minimum ID = 2.75" @ 1996' I I 9395' H3-1/2"PKRSWS NIP, ID=2.75" 3-1/2" OTIS XDB SSSV NIPPLE ' 9417' H3-1/2"CAM SLICING SLV, ID=2.813" 9469' IHTBG SEAL ASSY 9484' 1-19-5/8"x 3-112"TW PKR, ID=3.946" { 9530' 3-1/2"PKRSWS NIP ID=2.75" H I TOPOF7"LNR —I 9545' 9563' H3-1/2"PKRSWS NIP, ID=2.75" 3-1/2"TBG, 9.3#,L-80, .0087 bpf,ID=2.992" —1 9596' / \ 9596' 3-1/2"WLEG 9585' -i ELMD TT LOGGED 06/25/89 9-5/8"CSG,47#, L-80,ID=8.681" H 10040' I A PERFORATION SUMMARY REF LOG:BHCS ON 08/17/81 • 10092' 7"MARKS JOINT ANGLE AT TOP FERE: 31 @ 10073' Note: Refer to Production DB for historical perf data SEE SPF INTERVAL Opn/Sqz DATE 2-1/8" 4 10073-10118 0 10/17/89 2" 8 10222-10242 0 05/15/99 1-11/16" 8 10242-10270 S 10/03/89 PBTD H 10889' 11111111 1111111111111111 7" LNR 26#, L-80, .0383 bpf, ID=6.276" H 10935' I•••1• A. DATE REV BY COMMENTS DATE REV BY COMMENTS PRUDHOE BAY UNIT 10/30/81 ORIGINAL COMPLETION WELL: R-10 01/02/89 RWO PERMIT Nb: 81-0930 03/14/01 SS-SLT CONVERTED TO CANVAS API Nb: 50-029-20618-00 03/14/01 SIS-MD FINAL SEE 32,T12N, R13E 09/24/01 RN/TP CORRECTIONS BP Exploration(Alaska) e S Oilfield Services,Alaska Schlumberger Drilling & Measurements Schlumberger 6411 A Street Anchorage,AK 99518 Tel (907)273-1700 Thursday October 08, 2015 James Niedermeyer PBU WOA R-10A(P7b) BP Exploration (Alaska) Inc. Parker 273 Close Approach Analysis We have examined the potential intersections of the subject well with all other potentially conflicting wells, according to the BPA Directional Survey handbook(BPA-D-004) dated 09/99. Method of analysis: 1. A list of wells to be analyzed is created in Compass by performing a global scan with an initial search radius of two hundred feet with an increment of one hundred feet for every one thousand feet of measured depth in the subject well. 2. Wells are analyzed using the Compass Anti-collision module (BP Company setup) with major risk safety factors applied. 3. All depths are relative to the planned well profile. Survey Program: caz Please see BP anti-collision report 3 Survey Interval Production hole: 1 per stand -. 93 ft-(except where doglegs exceed 5/100, then survey every 30 ft) Close Approach Analysis results: Under method (2), note: F-30A planned well and R-35A drilled well, fail the major risk. They pass a risk rule of 1:200, per the client. There is potential to see magnetic interference from the KOP to ±10375'md. There will be no gyro run during KOP operations. All data documenting these procedures is available for inspection at the Drilling & Measurements Drilling Engineering Center(DEC). Close Approach Drilling Aids to be provided: A drilling map and traveling cylinder plot will be provided. Checked by: Scott DeLapp 10/08/2015 • • - U7 C O - U7 O _- ,c) N O - O O O -- 1f) O -- O U) C O -- 1n N O -- O ctO C O -- L(7 _o C N - 7 - p O �t) L!) O '_ a —- CO -0 - a) fSS O - O d O C CO L - 17 - O - 1n Lc) N -- O O — N _ (S$ Q ro r od OEC 10 Li-p c (J (- N c om5_o _- U7 — 0_ 00 I p - O p 1111111111111111111 1 1 1 1 1 1 1 1 1111 1 1 1 1 1 1 1 1 1 11 I I 11 1 1 1 1 1 1 I 11 I I 11 1 I O 11) O U) O 11) O 1A O If) O U) O 1n O I•-• 10 co Ln N V V M (ui/usn 0 G) uoileJedas ague°of alua° • • BP Anticollision Report Company: North America-ALASKA-BP Local Co-ordinate Reference: Well R-10 Project: Prudhoe Bay TVD Reference: R-10A plan @ 66.85usft(P273) Reference Site: PB R Pad MD Reference: R-10A plan @ 66.85usft(P273) Site Error: 0.00usft North Reference: True Reference Well: R-10 Survey Calculation Method: Minimum Curvature Well Error: 0.00usft Output errors are at 1.00 sigma Reference Wellbore Plan R-10A Database: EDM R5K-Alaska PROD-ANCP1 Reference Design: Plan#7b R-10A Offset TVD Reference: Offset Datum Reference Plan#7b R-10A Filter type: GLOBAL FILTER APPLIED:All wellpaths within 200'+100/1000 of reference Interpolation Method: MD Interval 5.00usft Error Model: ISCWSA Depth Range: 10,017.80 to 15,133.65usft Scan Method: Tray.Cylinder North Results Limited by: Maximum center-center distance of 1,708.67usft Error Surface: Elliptical Conic Survey Tool Program Date 10/8/2015 From To (usft) (usft) Survey(Wellbore) Tool Name Description 'I 117.80 9,616.80 R-10 Srvy 2 GYD-CT-CMS(R-10) GYD-CT-CMS Gyrodata cont.casing m/s 9,717.80 10,017.80 R-10 Srvy 1 BOSS-GYRO(R-10) BOSS-GYRO Sperry-Sun BOSS gyro multishot 10,017.80 10,092.00 Plan#7b R-10A(Plan R-10A) BOSS-GYRO Sperry-Sun BOSS gyro multishot 10,092.00 10,375.00 Plan#7b R-10A(Plan R-10A) INC+TREND Inclinometer+known azi trend 10,375.00 11,875.00 Plan#7b R-10A(Plan R-10A) MWD MWD-Standard 10,375.00 11,875.00 Plan#7b R-10A(Plan R-10A) MWD+IFR+MS-WOCA MWD+IFR+Multi Station W/O Crustal 11,875.00 12,375.00 Plan#7b R-10A(Plan R-10A) MWD MWD-Standard 10,375.00 12,375.00 Plan#7b R-10A(Plan R-10A) MVVD+IFR+MS-WOCA MWD+IFR+Multi Station W/O Crustal 12,375.00 12,875.00 Plan#7b R-10A(Plan R-10A) MWD MWD-Standard 10,375.00 12,875.00 Plan#7b R-10A(Plan R-10A) MWD+IFR+MS-WOCA MWD+IFR+Multi Station W/O Crustal 12,875.00 13,375.00 Plan#7b R-10A(Plan R-10A) MWD MWD-Standard 10,375.00 13,375.00 Plan#7b R-10A(Plan R-10A) MWD+IFR+MS-WOCA MWD+IFR+Multi Station W/O Crustal 13,375.00 13,875.00 Plan#7b R-10A(Plan R-10A) MWD MWD-Standard 10,375.00 13,875.00 Plan#7b R-10A(Plan R-10A) MWD+IFR+MS-WOCA MWD+IFR+Multi Station W/O Crustal 13,875.00 14,375.00 Plan#7b R-10A(Plan R-10A) MWD MWD-Standard 10,375.00 14,375.00 Plan#7b R-1 OA(Plan R-10A) MWD+IFR+MS-WOCA MWD+IFR+Multi Station W/O Crustal 14,375.00 14,875.00 Plan#7b R-10A(Plan R-10A) MWD MWD-Standard 10,375.00 14,875.00 Plan#7b R-10A(Plan R-10A) MWD+IFR+MS-WOCA MWD+IFR+Multi Station W/O Crustal 14,875.00 15,133.65 Plan#7b R-1 0A(Plan R-10A) MWD MWD-Standard 10,375.00 15,133.65 Plan#7b R-10A(Plan R-10A) MWD+IFR+MS-WOCA MWD+IFR+Multi Station W/O Crustal 10/8/2015 3:22:03PM Page 2 of 4 COMPASS 5000.1 Build 61 • • BP Anticollision Report Company: North America-ALASKA-BP Local Co-ordinate Reference: Well R-10 Project: Prudhoe Bay TVD Reference: R-10A plan @ 66.B5usft(P273) Reference Site: PB R Pad MD Reference: R-10A plan @ 66.85usft(P273) Site Error: 0.00usft North Reference: True Reference Well: R-10 Survey Calculation Method: Minimum Curvature Well Error: 0.00usft Output errors are at 1.00 sigma Reference Wellbore Plan R-10A Database: EDM R5K-Alaska PROD-ANCP1 Reference Design: Plan#7b R-10A Offset TVD Reference: Offset Datum Summary Reference Offset Centre to No-Go Allowable Measured Measured Centre Distance Deviation Warning Site Name Depth Depth Distance (usft) from Plan Offset Well-Wellbore-Design (usft) (usft) (usft) (usft) PB F Pad F-30-F-30A-F-30A WP9 14,712.74 13,485.00 117.72 57.59 70.59 Pass-Minor 1/200 F-43-F-43-F-43 14,745.46 13,515.00 831.40 480.39 377.11 Pass-Major Risk F-43-F-43L1-F-43L1 14,745.46 13,515.00 831.40 480.39 377.11 Pass-Major Risk PB J Pad J-07-J-07-J-07 15,133.38 11,415.00 1,691.47 400.51 1,334.39 Pass-Major Risk J-07-J-07A-J-07A 14,129.72 12,235.00 995.97 334.93 663.38 Pass-Major Risk PB R Pad Plan R-44-Plan R-44-Plan#6b R-44 10,020.36 9,965.00 1,046.50 174.54 875.02 Pass-Major Risk R-10-R-10-R-10 10,022.80 10,005.00 0.00 0.65 -0.65 FAIL-NOERRORS R-12-R-12A-R-12A Out of range R-22-R-22-R-22 Out of range R-22-R-22A-R-22A Out of range R-22-R-22AL1-R-22AL1 Out of range R-23-R-23-R-23 Out of range R-23-R-23A-R-23A Out of range R-26A-R-26B-R-26B 10,715.65 12,205.00 1,280.74 404.61 881.13 Pass-Major Risk R-27-R-27-R-27 Out of range R-32-R-32-R-32 Out of range R-32-R-32A-R-32A Out of range R-32-R-32APB1-R-32APB1 Out of range R-34-R-34-R-34 15,133.38 12,730.00 1,447.69 466.49 1,067.71 Pass-Major Risk R-35-R-35-R-35 11,958.23 11,890.00 690.60 406.29 288.45 Pass-Major Risk R-35-R-35A-R-35A 10,984.92 13,970.00 189.81 57.84 134.02 Pass-Minor 1/200 R-42-R-42-R-42 Out of range 10/8/2015 3:22:03PM Page 3 of 4 COMPASS 5000.1 Build 61 �� Project: Prudhoe ��� - Site: PB R Pad Well: R-10 Wellbore: Plan R-1OA Design: Plan#7bR4OA From Colour To MD From KOPtoTD Scan interal 20 ft Scale 1 inch � 50t 10018 10120 Several wells fail the major risk 10120 10850 Wells pass risk base rules See AC summary report for details 10850 11050 11050 1e500 12500 13000 13000 13500 — o 13500 1*000 150 14400 — 14800 14800 15134 12 1-•- •-"---i---- / / l / R-1 I A •IP ' b)..../,---... -----'...••.\•:\. ' '.. .\ ''.• \ ted0Attt4+44h,, / / / / ! / f f s s ! ,i. t t / / / ..... ./" . . . ", ------ .•'''. • ''''''''' '. ...• ' ' ' r --4 4 1;F'N AP'`w'- IMIANItlidi. an • ce. .„ im im..0, -ral:.2., 7 , , , ,. ., .., ,.. . ..... ...- ,.. ,, ,: i ,, i ! ; , t,4,,,,rdeporlio,4 lki c 041,4,4,11 ., • , . . , • , .„ , . .. 2 .."' i .: i : 1 : •;10.11.411146, 4.41\*AN.'714-01q, 'o . .. .. ......„ .. .. -.. .. _. -•... .,....- ..... .... ,..- ,,, (0,,,....,,-.:,...:::-.........4,,,,,,,.;..4„,.,.......e., 150 180 • • OVERSIZED DOCUMENT INSERT This file contains one or more oversized documents. These materials may be found in the original hard file or check the parent folder to view it in digital format. • • TRANSMITTAL LETTER CHECKLIST WELL NAME: )(--967a PTD: �� 1 Development _Service _Exploratory Stratigraphic Test Non-Conventional FIELD: /its - POOL: j`"�'-c6)C L C / Check Box for Appropriate Letter/Paragraphs to be Included in Transmittal Letter CHECK OPTIONS TEXT FOR APPROVAL LETTER MULTI The permit is for a new wellbore segment of existing well Permit LATERAL No. , API No. 50- - - - (If last two digits Production should continue to be reported as a function of the original in API number are API number stated above. between 60-69) In accordance with 20 AAC 25.005(f), all records, data and logs acquired for the pilot hole must be clearly differentiated in both well Pilot Hole name ( PH) and API number (50- ) from records, data and logs acquired for well (name on permit). The permit is approved subject to full compliance with 20 AAC 25.055. Approval to produce/inject is contingent upon issuance of a conservation Spacing Exception order approving a spacing exception. (Company Name) Operator assumes the liability of any protest to the spacing exception that may occur. All dry ditch sample sets submitted to the AOGCC must be in no greater Dry Ditch Sample than 30' sample intervals from below the permafrost or from where samples are first caught and 10'sample intervals through target zones. Please note the following special condition of this permit: production or production testing of coal bed methane is not allowed for Non-Conventional (name of well) until after (Company Name) has designed and Well implemented a water well testing program to provide baseline data on water quality and quantity. (Company Name) must contact the AOGCC to obtain advance approval of such water well testing program. Regulation 20 AAC 25.071(a)authorizes the AOGCC to specify types of well logs to be run. In addition to the well logging program proposed by (Company Name) in the attached application,the following well logs are also required for this well: Well Logging Requirements Per Statute AS 31.05.030(d)(2)(B) and Regulation 20 AAC 25.071, composite curves for well logs run must be submitted to the AOGCC within 90 days after completion, suspension or abandonment of this well. Revised 2/2015 0 III El N o N a) 0 N o O. a U' 0 C O' 0 -0 0 C= � � , •a , o y E.p , o , o 43 a, T.) a , m o Q , a), T O 0 0 X E. (o, 3 N. N N a d N. > L , N, U. c 0 � , � � �� co' � @� 0 l0 0 LLa)wO N0 L' O• �, �� �, p N� ap, 0 aQ W 3, c 0' - �' a)o a y. U �y o E N 0; C; a s CO, ° U) C COCO 00 co a s o� a 0 3. 3. a�i �� z 3 0) c a �, CO a a 3 0 o- ', o 0,, 0 E. a w' (0 ,n m w O H _c �� U, �� U' °p. 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