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Home My WebLink AboutBPX - GC #1aiw~rrc4ria±~~,a+i~imi,~iw~s~m~m.~iei~~~rm~~wi~~mrrra~~~imi.~ieri.~rm~.~~~irr~si.®i,~r~i~i,~rmi~imis~sirir~r~s~srarrowrais~a~~iri~iu~.~~err.~~~rvrarimvi.~i~~wimi~ia~iriw.~~,~>F-. ,.m, .as, r , o :.. AGoCC GAS DISposi~ion Files 1997 ~~X-GC! r 1C : ~~. ~/ :s ..~ 1,~~ _ w ~qn ~~~~ Form 10-422 i ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION Facility GATHERING CENTER i IBP EXPLORATION ALASKA IWFS (STERN OPERATING AREA-PBUMonth/YeaC of Dis~pos97 n Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 2,343 4. Flared or vented greater than 1 hour (Supplemental report required-See 20 AAC 25.235) 9,583 5. Pilot and Purge 39,153 6. Used for lease operations 1,104,166 7.Other 0 TOTAL items 1 - 7 1,155,245 8. NGL gas equivalent produced 0 9. Purchased gas 0 10. Transferred from: 0 11. Transferred to: CCP 68,773,497 Remarks: I hereby certify that the foregoing is true and correct to the best of my knowledge. Signature: ~~.~-~,~~%j ,f/~ /f~;; Title: SUPERVISOR Form 10-422 (Revised 4/95) *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 Official Uss Onl =-Flarin Authotzadon >.1 hr. 1. Safety MCF 2. Lease Use MCF 3. Conserv. Purposes MCF Commissioner Date Note: All volumes must be corrected to pressure of 14.65 psia and to a temperature of 60 degrees F. Report due by the 20th of the month following the month of disposiflon. Authority 20 AAC 25.235. l/~/98 Unplanned Events less the DATE TIME 12/3/97 2004-2009 12/15/97 0918-0923 12/26/97 1301-1308 12/26/97 1701-1706 12/29/97 1212-1226 TOTAL BP EXPLORATION (ALASKA) INC. PRUDHOE BAY UNIT - GC-1 GAS FLARING INCIDENT REPORT DECEMBER, 1997 or equal to 1 hour ~ VOLUME DESCRIPTION OF INCIDENT & CAUSE ACTION TAKEN TO ELIMINATE'CAUSE 175 Not required for unplanned events which Not required for unplanned events whit 104 are less than or equal to 1 hour are less than or equal to 1 hour 68 52 1, 944 2,343 Unplanned Events greater than 1 hour ~ DATE ' TIME VOLUME DESCRIPTION OF INCIDENT & CAUSE ACTION TAKEN TO,',ELIMINATE CAUSE,_ 12/14/97 0247-0419 9,583 See attachments See attachments TOTAL 9,583 Planned Events Less Than or Equal 1 Hour AND Not Exceeding 5000 Mcf DATE 'TIME ' VOLUME DESCRIPTION OF INCIDENT & CAUSE ACTION'TAKEN TQ'ELIMINATE CAUSE TOTAL 0 Planned Events Exceeding 1 Hour OR Ex DATE T1ME ' VOLUME TOTAL 0 TOTAL Unplanned Events < 1 Hour 2,343 Unplanned Events > 1 Hour 9,583 Planned Events < 1 hour & not 0 exceeding 5,000 MCF Planned Events > 1 hour and 0 exceeding 5,000 MCF Pilot Purge 39,153 TOTAL FLARED VOLUME 51,079 g 5000 Mcf PTION OFJNCIDENT & CAUSE ACTION TAKEN TO ELIMI Page l REPORT NO: 97-4124 .. BPX FLARE REPORT ' PRUDHOE BAY FACILITY: GC-1 DATE: 14 DEC 97 TOTAL VOLUME: 8,583 MSCF Intermittent Black TIME OF FLARING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 02:47 TO: 04:19 1 Hrs. 32 Mins. ^ ® ^ ^ 9,5$3 MSCF 2. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 3. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK: CONTROLLED BLOWDOWN:_ OTHER: First Determination of Cause: 1. High gas transit line pressure caused by CGF compressor problems due to tandem compressor 1885 s/d. 2. 3. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates and shut-in Swells equaling 110 mmscfd. ARCO reduced production rates and shut-in 10wells equaling 250 mmscfd. Wells were shut-in or choked back starting at 0230 hours. 2. 3. 4. 5. Rey srzais~ • • ALASKA OII. AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION • Form Facility GATHERING CENTER 1 IBP~EXPLORATION .ALASKA IWES (TERN OPERATING AREA-PBUMonth/Year of Disposi Nov-97 Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 4,794 4. Flared or vented greater than 1 hour (Supp-emental report requved-See 20 AAC 25.235) 0 5. Pilot and Purge 36,998 6. Used for lease operations 1,004,089 7.Other 0 TOTAL items 1 - 7 1,045,881 8. NGL gas equivalent produced 0 9. Purchased gas 0 10. Transferred from: 0 11. Transferred to: CCP 65,018,619 Remarks: I hereby certify that the oregoing is true and correct to`the best of my knowledge. Signature: ~-'~ l ~ ~~ / ~ ~' Title: SUPERVISOR Form 10-422 (Revised 4195) *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 _.... Official Use Onl --Flan Authorization ~ l hr 1. Safety MCF 2. Lease Use MCF 3. Conserv. Purposes MCF Commissioner Date Note: All volumes must be corrected to pressure of 14.65 psia and to a temperature of 60 degrees F. Report due by the 20th of the month following the month of disposition. Authority 20 AAC 25.235. • BP EXPLORATION (ALASKA) INC. PRUDHOE BAY UNIT-GC-1 12/2/97 GAS FLARING INCIDENT REPORT NOVEMBER, 1997 Unplanned Events less than or equal to 1 hour ~ ~~~..~.~ DATE TIME VOLUME DESCRIPTION==OF INCIDENT & CAUSE ACTION TAKEN TO ELIMINATE CAUSE 11/1/97 1447-1454 194 Not required for unplanned events which Not required for unplanned events whit 11/8/97 1156-1201 42 are less than or equal to 1 hour are less than or equal to 1 hour 11/15/97 1944-1952 500 11/16/97 1305-1314 500 11 / 16/97 1655-1701 333 11/18/97 1436-1445 313 11/24/97 1108-1128 350 11 /24/97 1305-1310 175 11 /24/97 1337-1343 175 11/24/97 1433-1444 390 11/25/97 1105-1203 700 11 /25/97 1747-1754 122 11 /26/97 2201-2209 444 11 /27/97 0246-0251 278 11 /28/97 0457-0504 278 TOTAL 4,794 Un tanned Events reater than 1 hour DATE TIME VOLUME DESCRIPTION OF INCIDENT & CAUSE ACTION TAKEN TO ELIMINATE CAUSE See attachments See attachments TOTAL 0 Planned Events Less Than or E ual 1 Hour AND Not Exceedin 5000 Mcf DATE TIME VOLUME DESCRIPTION OF INCIDENT & CAUSE ACTION TAKEN TO ELIMINATE CAUSE TOTAL 0 Planned Events Exceedin 1 Hour OR Exceedin 5000 Mcf DATE TIME VOLUME DESCRIPTION OF INCIDENT &:CAUSE ACTION TAKEN TO ELIMINATE CAUSE TOTAL 0 TOTAL Unplanned Events < 1 Hour 4,794 Unplanned Events > 1 Hour 0 Planned Events < 1 hour & not 0 exceeding 5,000 MCF Planned Events > 1 hour and 0 exceeding 5,000 MCF Pilot Purge 36.998 TOTAL FLARED VOLUME 41,792 Page 1 ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION • Form 10-422 (Revised 4/95) Facility Operator Field(s) Month/Year of Disposition GATHERING CENTER 1 BP EXPLORATION ALASKA WESTERN OPERATING AREA-PBU Oct-97 Disposition A 1. Sold ~ .rte 0 ~ 2. Reinjected ~ ~ 'C ~"~"} 0 >- _, .~ ~ 4 .~S 3. Flared or vented less than 1 hour ~ `r -~ cta r.! 36,939 r~ ~.c 4. Flared or vented greater than 1 hour ~ 383 (Supplemental report required-See 20 AAC 25.2 5. Pilot and Purge 36,805 6. Used for lease operations 1,016,713 7.Other 0 TOTAL items 1 - 7 1,090,840 8. NGL gas equivalent produced 0 9. Purchased gas 0 10. Transferred from: 0 11. Transferred to: CCP 66,152,400 Remarks: I hereby certify that the foregoing is true and correct to the best of my knowledge. Signature: l~°t /( ~ ~ ~ Title: SUPERVISOR F.,.,,, in_d~~ inv.,:~oa naa~ *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 .Official Use On1 --Flarin Authorization > 1 hr. 1. Safety MCF 2. Lease Use MCF 3. Conserv. Purposes MCF Commissioner Date Note: All volumes must be corrected to pressure of 14.65 psis and to a temperature of 60 degrees F. Report due by the 20th of the month following the month of disposition. Authority 20 AAC 25.235. • R a ` 11/5/97 ~~~~~~~~ N~V 1 ~ 1997 BP EXPLORATION (ALASKA) INC. PRUDHOE BAY UNIT - GC-1 GAS FLARING INCIDENT REPORT OCTOBER, 1997 ~Uni~`t~b ~'R~i`tfittti"b1'~qual to 1 hour DATE ' " YOLUME DESCRIPTION OF:,INCIDENT 8 CAUSE ACTION TAKEN TO',ELIMINATE CAUSE 10/5/97 0911-0937 1,444 Not required for unplanned events which Not required for unplanned events wh 10/7/97 0235-0240 278 are less than or equal to 1 hour are less than or equal to 1 hour 10/12/97 0928-1016 800 10/13/97 0542-0552 521 10/20/97 0940-0946 125 10/26/97 0953-1044 33,646 10/27/97 1842-1848 125 TOTAL 36,939 Unplanned Events greater than 1 hour __ DATE TIME VOLUME ~1DESCRIPTIQN OF INChp-~CAU~ S~~~~ FACTION TAKEN 'TO ELIMtNATE CAUSE 10/5/97 0101-0210 383 See attachments See attachments TOTAL 383 Planned Events Less Than or E ual 1 Hour AND Not Exceedin 5000 Mcf DATE TIME'.`. YOLUME'> DESCRIPTION OF INCIDENT B~ CAUSE' ACTION TAKEN TO'ELIMINATE CAUSE TOTAL 0 Planned Events Exceeding 1 Hour OR Exceeding 5000 Mcf IRATE TIME:': VOLUME 'DESCRIPTION OF INCIDENT &'CAUSE ACTIONTAKEN TOiELIMINATE'CAUSE • TOTAL Unplanned Events < 1 Hour Unplanned Events > 1 Hour Planned Events < 1 hour & not exceeding 5,000 MCF Planned Events > 1 hour and exceeding 5,000 MCF Pilot Purge TOTAL FLARED VOLUME TOTAL` 36,939 383 0 0 X6.805 74,127 Page 1 • BPX FLARE REPORT PRUDHOE BAY FACILITY: GC-1 DATE: 05 Oct 97 TIME OF FLARING: 1. FROM: 01:01 To: 02:10 2. FROM: 09:11 TO: 09:37 3. FROM: TO: 4. FROM: TO: 5. FROM: TO: DURATION: 1 Hrs. 9 Mins. O Hrs. 26 Mins. Hrs. Mins. Hrs. Mins. Hrs. Mins. • REPORT NO: TOTAL VOLUME: Intermi ttent Black Yes No Smoke? Planned? ^ ® ^ ^ ^ ® ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ 97-4040 rr 1 ,827 MSCF VOLUME 383 MscF 1,444 MscF MSCF MSCF MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER: First Determination of Cause: 1. While bringing J Pad up after choke /divert valve work, the Gas Transit Line pressure increased causing a HP flare valve to open. 2. High transit gas line pressure caused by CGF compressor problems due to Tandem compressor 1886 s/d. 3. 4. 5. Action Taken to Stop Flaring: 1. Arco reduced production rates and shut-in 3 wells equalling 80 mmscfd. Wells were shut-in or choked back starting at 01:00 hours. 2. Equipment was restarted at 08:57hours, Tandem compressor was loaded slowly. 3. 4. 5. ~~~ ~ V ~~~ U`~ ~~ ~~~ ~ ~~~~1~~5~~ 0~~~` ~c ~~ 9~' ~ aev sizvs~ OPERATIONS • • BP EXPLORATION (ALASKA) INC. P.O. Box 186612, Anchorage AK 99519-6612 ID:907-659-4531 OCT 15'97 12 45 No .007 P.01 REPORT OF ACCIDENTAL NATURAL GAS RELEASE DATE: Oct 15th, 1997 Alaska Oil and Gas Conservation Commissfon 3001 Porcupine Drive Anchcrage, AK 99501 PAX: 276-7542 DE SC IPTION CzF INCIDE.(~L 1. Date and Time: Tuesday, 10/95/97, 13:48 - 13:58 2. Location: Detailed Locatlon: X ^ Prudhoe Bay Unit GC1 Welipad G, skid 54. _ Endicott Downstream side of SDV on flowline for well G-08: Milne Point ` Niakuk Other 3. Volume of natural gas cost: 30 - 60 mscf 4. Cause of loss: Failed ring gasket on downstream side of Inlet SDV on well Q-08 5. Actions taken and planned Pad was shutdown. Halon dumped In skid 54. All G pad wells shutin la prevent further loss: and manifold lines depressurised. The emergency response team performed a recce visit using an LEL & benzene monitor. Low LEL levels allowed access and therefore venting of skid 54. G-08 line isolated to allow power and air to be brought back to skid. An incident Investi ation team Is further evaluatin the causes of the rmlease. 6. f=quipment or procedural Investigation team wlil make recommendations based upon Its changes to prevent loss findings. from recurring: 7. Contact (name and Kate Bell 907-659-4472 telephone number): Signature; ~ ~~ r cc: l~pX Environmental Cvmpllance Supervisor MB i 1-B (FAX 564-5020) ePX Volume Accounting MB 5-4 Production Optimization Team Leader Ops Mant~ger FORM REV 587 ~ -~ ~~~-p ~. ~ ,y~ t ~„J ,, ~ o_ Alas l~ ~a~ fi;dtsm ~oCa~~ts~~ Anchora~e~ ~.~ ~' ALASKA OIL AND G_AS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION Form 10-422 (Revised 4/95) Facility Operator Field(s) Month/Year of Disposition GATHERING CENTER 1 BP EXPLORATION ALASKA WESTERN OPERATING AREA-PB Se -97 • CJ Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 12,146 4. Flared or vented greater than 1 hour (Su lemental re rt aired--See 20 AAC 25.235) 21,415 5. Pilot and Purge 34,272 6. Used for lease operations 780,455 7.Other 0 TOTAL items 1- 7 848,288 8. NGL gas equivalent produced 0 9. Purchased gas '~ ~ ~~ ~ ` ~ ~ ~ ~ 0 . as _ 10. Transferred from: _ .~~ .~ gas y..+.,. C~ ~r~sm _ __ ° _ ~ t y, _" ~~ ~ ;' 0 11. Transferred to: CCP 53,929,071 Remarks: I hereby certify that a foregoing is true Signature:2~ and correct to the best of my lmowledge. Title: SUPERVISOR orm iu-~+~~ (xevi *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 Note: All volumes must be corrected to pressure of 14.65 psia and to a temperature of 60 degrees F. Report due by the 20th of the month following the month of disposition. Authority 20 AAC 25.235. BP EXPLORATION (ALASKA) INC. t, PRUDHOE BAY UNIT - GC-1 10/3/97 GAS FLARING INCIDENT REPORT ,~. SEPTEMBER, 1997 Unplanned Events less than or equal to 1 hour ~ cDATE r TIME VOLUME DESCRIPTION OF INCIDENT &' CAUSE ACTION TAKEN TO ELIMINATE CAUSE 9!3/97 1638-1728 11,285 Not required for unplanned events which Not required for unplanned events whit 9/22/97 0900-0952 175 are less than or equal to 1 hour are less than or equal to 1 hour 9/28/97 0827-0854 206 9/28/97 2104-2150 480 TOTAL 12,146 Unplanned Events greater than 1 hour • .DATE TIME VOLUME l)ESCRIFTION OF INCIDENT & CAUSE ACTION TAKEN TO ELIMINATE CAUSE 9/10/97 1307-1434 500 See attachments See attachments 9/11/97 0917-1047 3,750 See attachments See attachments 9/13/97 1102-1250 1,860 See attachments See attachments 9/27/97 1112-1250 5,104 See attachments See attachments 9/27/97 1305-2055 4,896 See attachments See attachments 9/28/97 1440-2102 5,305 See attachments See attachments TOTAL 21,415 (Planned Events Less Than or Equal 1 Hour AND Not Exceeding 5000 Mcf ~ BATE `TIME VOLUME DESCRIPTION OF.INCIDENT:& CAUSE ACTION TAKEN TO ELIMINATE CAUSE TOTAL 0 Planned Events Exceeding 1 Hour OR Exceedir ._ DATE TIME VOLUME DESCR • TOTAL 0 ION OF INCIDENT &;CAUSE TOTAL` Unplanned Events < 1 Hour 12,146 Unplanned Events > 1 Hour 21,415 Planned Events < 1 hour & not 0 exceeding 5,000 MCF Planned Events > 1 hour and 0 exceeding 5,000 MCF Pilot Purge 34,272 TOTAL FLARED VOLUME 67,833 Page 1 • BPX FLARE REPORT PRUDHOE BAY FACILITY: GC-1 DATE: 10 Sep 97 TIME OF FLARING: ~ . FROM: 13:07 To: 14:34 2. FROM: TO: 3. FROM: TO: 4. FROM: TO: 5. FROM: TO: DURATION: 1 Hrs. 27 Mins. Hrs. Mins. Hrs. Mins. Hrs. Mins. Hrs. Mins. • REPORT NO: TOTAL VOLUME: Intermi ttent Black Yes No Smoke? Planned? ® ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ 97-4x12 500 MSCF VOLUME 500 MSCF MSCF MSCF MSCF MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER: First Determination of Cause: 1. LPS compressor was shutdown at 11:10 to install monitoring equipment. Ambient temperature increased 4°F which resulted in flaring and required cuts in production. 2. 3. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates equalling 20 mmscfd. Wells were choked back starting at 13:25 hours. Equipment was returned to service at 14:50. 2. 3. 4. 5. Rev 6/22/97 • BPX FLARE REPORT PRUDHOE BAY • REPORT NO: 97-4014 FACILITY: GC-1 DATE: 11 Sep 97 TIME OF FLARING: 1. FROM: 09:17 TO: 10:47 2. FROM: TO: 3. FROM: TO: 4. FROM: TO: 5. FROM: TO: DURATION: 1 Hrs. 30 Mins. Hrs. Mins. Hrs. Mins. Hrs. Mins. Hrs. Mins. Intermittent Yes No ^ ^ ^ ^ ^ ^ ^ ^ TOTAL VOLUME: Black Smoke? Planned? ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ $,750 MSCF VOLUME 3,750 MscF MSCF MSCF MSCF MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK: _ CONTROLLED BLOWDOWN: _ OTHER: First Determination of Cause: 1. While conducting emissons test on K7001 compressor , LPS compressor exceeded maximum gas capacity and discharged to flare faster than chokes closed. 2. 3. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates and shut-in 15 wells equalling 250 mmscfd. Wells were shut-in or choked back starting at 08:24 hours. 2. 3. 4. 5. Rey sr~vs~ • • REPORT NO: 97-~1 BPX FLARE REPORT PRUDHOE BAY FACILITY: GC-1 DATE: 13 Sep 97 TOTAL VOLUME: 1 X860 MSCF Intermittent Black TIME OF FLARING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 11:02 TO: 12:50 1 Hrs. 48 Mins. ^ ® ^ ^ 1,860 MSCF 2. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 3. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER:_ First Determination of Cause: 1. SK-18 LP compressors surged, went on full recycle, then lo st suction. Assist gas was added to prevent black smoke. 2. 3. 4. 5. Action Taken to Stop Flaring: 1. GC operators had to realign and stablize process before LP compressors would load and flaring stopped. Cutting rates would only exacerbate the problem. 2. 3. 4. 5. Rev 6/22/97 BPX FLARE REPORT PRUDHOE BAY • REPORT NO: 97-4031 FACILITY: GC-1 DATE: 27 Sep 97 TOTAL VOLUME: 1 Q~QQQ MSCF Intermi ttent Black TIME OF FLA RING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 11:12 TO: 12:50 1 Hrs. $$ Mins. ^ ® ® ^ 5,104 MSCF 2. FROM: 13:05 TO: 20:55 7 Hrs. 50 Mins. ® ^ ^ ^ 4,896 MSCF 3. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER:_ First Determination of Cause: 1. LPS compressor K-7000 shutdown because of control/instrumentation failure associated with a faulty 60 AMP fuse on UPS system to the PLC power supply. Extended flaring event occurred while awaiting GC operator /maintenance evaluation Of the V-3 start-Up vent valve operation. Compressor K-7001 unavailable due to scheduled maintenance. 2. Extended flaring event due to leaking valves from HP into LP system. All L.P.S. production shutin by 11:40 hrs., leakage from H.P. Annex oil/gas routed to 'D' Bank intermittent to flare harder thur "C" bank slugcatcher. Assist gas added intermittently to prevent black smoke. 3. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates and shut-in 52 wells equalling 320 mmscfd. Wells were shut-in or choked back starting at 11:15 hours. All L.P. production was S/I by 11:40 hrs. 2. All L.P.S. production shutin by 11:40 hrs. Flaring continued while GC operations personnel attempted to restart the equipment. Manualy block in between "C" and "D" bank Annex headers to reduce flaring and closed all slugcatcher inlet valves. 3. 4. 5. Rev 6/22/97 • • REPORT NO: 97-4.032 BPX FLARE REPORT ' PRUDHOE BAY FACILITY: GC-1 DATE: 28 Sep g7 TOTAL VOLUME: 5,991 MSCF Intermittent Black TIME OF FLA RING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 08:27 TO: 08:54 0 Hrs. 27 Mins. ^ ® ^ ^ 206 MSCF 2. FROM: 14:40 TO: 21:02 6 Hrs. 22 Mins. ^ ® ^ ^ 5,305 MSCF 3. FROM: 21:04 TO: 21:50 0 Hrs. 46 Mins. ^ ® ^ ^ 480 MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER:_ First Determination of Cause: 1. While bringing production rates up following P-Pad LDF shutdown, LPS compressors exceeded maximum gas capacity and discharged to flare. 2. Flaring was traced back to LPS compressor K-7000 start-up valve. Valve was replaced early this morning and it suddenly started to leak by. After several attempts to seat the valve, the compressor had to be shutdown to repair valve. 3. LPS compressor K-7000 was shut down to repair leaking start-up valve and on-line LPS compressor exceeded maximum gas capacity. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates and shut-in Swells equalling 30 mmscfd. Wells were shut-in or choked back starting at 08:29 hours. 2. Flaring continued while GC operations personnel located source of problem. 3. BPX reduced production rates and shut-in 8 wells equaling 120 mmcfd. Wells were shut-in or choked back starting at 20:30 hours. 4. 5. Rev 6122/97 • ~J ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION Facility Operator Field(s) Month/Yeaz of Disposition GATHERING CENTER 1 BP EXPLORATION ALASKA WESTERN OPERATING AREA-PBU Au -97 Disposition 1. Sold 0 2. Reinjected 0 3. Flazed or vented less than 1 hour 7,177 4. Flared or vented greater than 1 hour (Supplemental report required--See 20 AAC 25.235) 21,253 5. Pilot and Purge 34,056 6. Used for lease operations 862,396 7.Other 0 TOTAL items 1 - 7 924,882 8. NGL gas equivalent produced 0 9. Purchased gas 0 10. Transferred from: C~n~. Gnmmi~~i~~' 0 11. Transferred to: CCP 50,723,761 Remazks: I hereby certify that the foregoing is true and connect to the best of my knowledge. Signature: Title: SUPERVISOR Form 10-422 (Revised 4/95) *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 Cffficial Use Onl --Flares ;tlutharizafion i. l hr. 1. Safety MCF 2. Lease Use MCF 3. Conserv. Purposes MCF Commissioner Date Note: All volumes must be corrected to pressure of 14.65 psia and to a temperature of 60 degrees F. Report due by the 20th of the month following the month of disposition. Authority 20 AAC 25.235. .. ' 9/3/97 BP EXPLORATION (ALASKA) INC. Page ~ PRUDHOEBAYUNIT-GC-1 GAS FLARING INCIDENT REPORT AUGUST, 1997 Unplanned Events less than or equal to 1 hour DATE< TIME VOLUME DESCRIPTION OF INCIDENT & CAUSE ACTION TAKEN TO ELIMINATE CAUSE 8/3/97 1233-1245 170 Not required for unplanned events which Not required for unplanned events which 8/3/97 1337-1356 130 are less than or equal to 1 hour are less than or equal to 1 hour 8/9/97 1519-1539 278 8/10/97 1346-1445 819 _. S/12/97 0430-0455 167 <f, ~? 8/13/97 2006-2042 450 • 8/15/97 0648-0742 450 r-• 8/15/97 0931-1027 700 rn 8/16/97 0529-0557 350 ~ , ~ 8/16/97 1015-1026 350 1 ~ ~ 8/16/97 14041438 525 ~'"'" + 8/16/97 1601-1606 175 _. -' "~ 8/16/97 1753-181.1 375 `'' 8/18/97 0535-0547 50 S/18/97 0602-0644 450 a~ 8/18/97 1056-1148 480 '~ 8/18/97 1923-1957 260 8/19/97 1004-1012 85 8/19/97 1713-1747 425 8/20/97 1937-1954 213 8/28/97 1017-1048 108 8/28/97 1551-1607 167 TOTAL 7,177 • U l d E t th 1 h ven s greater an our np anne ...DATE" 'ITME VOLUME DESCRIPTION OF INCIDENT & CAUSE ACTION TAKEtJ TO ELIMINATE CAUSE 8/2/97 2248-2400 250 See attachments See attachments 8!3/97 0000.1046 6,730 See attachments See attachments 8/8/97 0757-2400 6,000 See attachments See attachments 8/11/97 0120-0341 1,681 See attachments See attachments 8/12/97 0139-0252 1,014 See attachments See attachments 8/14/97 0941-1137 1,450 See attachments See attachments 8/15/97 1436-1618 1,275 See attachments See attachments 8/15/97 1631-1807 417 See attachments See attachments 8/17/97 0918-1048 1,000 See attachments .See attachments 8/17/97 1500-2359 936 See attachments See attachments 8/18/97 0000-0440 500 See attachments See attachments. TOTAL 21,253 REPORT NO: 9T-3950 BPX FLARE REPORT ' PRUDHOE BAY FACILITY: GC-1 DATE: 02 Aug 97 TOTAL VOLUME: 250 MSCF Intermittent Black TIME OF FLARING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 22:4$ TO: 24:00 1 Hrs. 12 Mins. ^ ® ^ ^ 250 MSCF 2. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 3. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER:_ First Determination of Cause: 1. Following GC1 start-up from turnaround maintenance, there was insufficient LP gas to start Skid 18 LP compressors. Assist gas was opened to minimize black smoke flaring. 2. 3. 4. 5. Action Taken to Stop Flaring: 1. Continued to increase gas rates until sufficient LP gas rates to start Skid 18 LP compressors. 2. 3. 4. 5. e: ,., ~w h g=as ;.~:t;~~s. ~rrcrtrr~~e v~``:~~r~ts~ f'.ev E122/97 • REPORT NO: 97-3951 BPX FLARE REPORT PRUDHOE BAY FACILITY: GC-1 DATE: O3 AUg 97 TOTAL VOLUME: 7,030 MSCF Intermi ttent Black TIME OF FLA RING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 00:00 TO: 10:46 10 Hrs. 46 Mins. ^ ® ^ ^ 6,730 MSCF 2. FROM: 12:33 TO: 12:45 0 Hrs. 12 Mins. ^ ® ^ ^ 170 MSCF 3. FROM: 13:37 TO: 13:56 0 Hrs. 19 Mins. ^ ® ^ ^ 130 MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER:_ First Determination of Cause: 1. Following GC1 start-up from turnaround maintenance, there was insufficient LP gas to start Skid 18 LP compressors. Assist gas to prevent black smoke. 2. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 16°F. 3. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 8°F. 4. 5. Action Taken to Stop Flaring: 1. Continued to increase gas rates until sufficient LP gas rates to start Skid 18 LP compressors. 2. BPX reduced production rates equaling 30 mmcfd. ARCO reduced production rates equaling 60 mmcfd. Wells were shut-in or choked back starting at 12:10 hours. 3. BPX reduced production rates equaling 80 mmcfd. ARCO reduced production rates equaling 160 mmcfd. Continued cutting rates from 12:10. 4. 5. P.ev fi/22/97 • • REPORT NO: 97-3954 BPX FLARE REPORT PRUDHOE BAY FACILITY: GC-1 DATE: 08 Aug 97 TOTAL VOLUME: 6~QQQ MSCF Intermittent Black TIME OF FLARING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 07:57 TO: 24:00 16 Hrs. 3 Mins. ^ ® ^ ^ 6,000 MSCF 2. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 3. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER: First Determination of Cause: 1. Sk-18 LP compressor shut down because of a problem associated with TAPS slowdown. 2. 3. 4. 5. Action Taken to Stop Flaring: 1. Flaring was premitted by GC with the use of assist gas to prevent black smoke flaring. 2. 3. 4. 5. Fev 6122/97 • REPORT NO: 97-3959 BPX FLARE REPORT PRUDHOE BAY FACILITY: GC-1 DATE: 11 AUg 97 TOTAL VOLUME: 1,681 MSCF Intermi ttent Black TIME OF FLARING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 01:20 TO: 03:41 2 Hrs. 21 Mins. ® ^ ^ ^ 1,681 MSCF 2. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 3. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK: _ CONTROLLED SLOWDOWN: _ OTHER: _ First Determination of Cause: 1. High gas transit line pressure caused by CGF compressor bogging down due to ambient temp. 57 degrees F. 2. 3. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates and choked back 9 wells equalling 180mmscfd. ARCO reduced production rates and shut-in 6 wells equalling 140 mmscfd. Wells were shut-in or choked back starting at 0120 hours. 2. 3. 4. 5. -x q ~'~ ~'~R. t '. wA ~ R` n& Atdy Ebtlu ~~ P,ev 022/97 • • REPORT NO: 97-3961 BPX FLARE REPORT PRUDHOE BAY FACILITY: GC-1 DATE: 12 Aug 97 TOTAL VOLUME: 1,181 MSCF Intermittent Black TIME OF FLA RING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 01:39 TO: 02:52 1 Hrs. 13 Mins. ^ ® ^ ^ 1,014 MSCF 2. FROM: 04:30 TO: 04:55 O Hrs. 25 Mins. ® ^ ^ ^ 167 MSCF 3. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER:_ First Determination of Cause: 1. High gas transit line pressure caused by CCP compressor problems due to TC 1805 and TC 1803 shutdown on high EGT. 2. High gas transit line pressure caused by CCP compressor problems due to TC 1803 shutdown. 3. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates on 6 wells equalling 125 mmscfd. ARCO reduced production rates equalling 215 mmscfd. Wells were shut-in or choked back starting at 01:30 hours. 2. BPX reduced production rates on 6 wells equalling 70 mmscfd. ARCO reduced production rates equalling 150 mmscfd. Wells were shut-in or choked back starting at 04:30 hours. 3. 4. 5. ~~, ~ rev fi/2?J97 :- [~ ~o_q tS _... x ~-, ~g~7 Sryp ~'b~a~i&:.6 ,ltA~ ~ 4aQ~ a.;~~~J. ~d~{~li€al~ JIB ~t1C~l~i"~gEr • • REPORT NO: BPX FLARE REPORT PRUDHOE BAY FACILITY: GC-1 DATE: 14 Aug 97 TIME OF FLARING: 1. FROM: 09:41 TO: 11:37 2. FROM: TO: 3. FROM: TO: 4. FROM: TO: 5. FROM: TO: DURATION: 1 Hrs. 56 Mins. Hrs. Mins. Hrs. Mins. Hrs. Mins. Hrs. Mins. TOTAL VOLUME: Intermi ttent Black Yes No Smoke? Planned? ^ ® ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ 97-3966 1,450 MscF VOLUME 1,450 MscF MSCF MSCF MSCF MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER: First Determination of Cause: 1. High ambient temperature swings resulted in intermittant flaring and required cuts in production. Ambient temperature increased by 9°F. 2. 3. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates equalling 200 mmscfd. ARCO reduced production rates equalling 330 mmscfd. Wells were shut-in or choked back starting at 09:26 hours. 2. 3. 4. 5. G?ev 6/22!97 • • REPORT NO: 97-3968 BPX FLARE REPORT PRUDHOE BAY FACILITY: GC-1 DATE: 15 Aug 97 TOTAL VOLUME: 2,$42 MSCF Intermi ttent Black TIME OF FLA RING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 06:48 TO: 07:42 0 Hrs. 54 Mins. ^ ® ^ ^ 450 MSCF 2. FROM: 09:31 TO: 10:27 O Hrs. 56 Mins. ^ ® ^ ^ 700 MSCF 3. FROM: 14:36 TO: 16:18 1 Hrs. 42 Mins. ^ ® ^ ^ 1,275 MSCF 4. FROM: 16:31 TO: 18:07 1 Hrs. 36 Mins. ® ^ ^ ^ 417 MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER:_ First Determination of Cause: 1. High gas transit line pressure caused by CCP compressor bogging down. 2, High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 8°F. 3. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 4°F. 4. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 4°F. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates equalling 50 mmscfd. ARCO reduced production rates equalling 120 mmscfd. Wells were shut-in or choked back starting at 07:06 hours. 2. BPX reduced production rates equaling 110 mmcfd. ARCO reduced production rates equaling 170 mmcfd. Wells were shut-in or choked back starting at 09:28 hours. 3. BPX reduced production rates equaling 130 mmcfd. ARCO reduced production rates equaling 210 mmcfd. Wells were shut-in or choked back starting at 14:50 hours. 4. BPX reduced production rates equaling 150mmcfd. ARCO reduced production rates equaling 50 mmcfd. Wells were shut-in or choked back starting at 16:30 hours. 5. ~ Rey snys~ • • REPORT NO: 97-3973 B PX FLARE REPORT ' PRUDHOE BAY FACILITY: CaC-1 DATE: 17 AUg 97 TOTAL VOLUME: 1,9$6 MSCF Intermittent Black TIME OF FLA RING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 09:18 TO: 10:48 1 Hrs. 30 Mins. ^ ® ^ ^ 1,000 MSCF 2. FROM: 15:00 To: 23:59 8 Hrs. 59 Mins. ^ ® ^ ^ 936 MSCF 3. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER:_ First Determination of Cause: 1. High gas transit line pressure due to Arco bring rates up. 2, Unloading D-24 tolst stg at low pressure 3. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates equalling 80 mmscfd. ARCO reduced production rates equalling 100 mmscfd. Wells were shut-in or choked back starting at 0914 hours. 2. Stop flaring after well is online. 3. 4. 5. -:~.. ~~ '~.{ h._-. fly: i3M d'dn~~ Rav f~,r22/97 ~ • • REPORT NO: 97-3975 BPX FLARE REPORT PRUDHOE BAY FACILITY: GC-1 DATE: 18 Aug 97 TOTAL VOLUME: 1 X740 MSCF Intermittent Black TIME OF FLA RING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 00:00 TO: 04:40 4 Hrs. 40 Mins. ^ ® ^ ^ 500 MSCF 2. FROM: 05:35 TO: 05:47 0 Hrs. 12 Mins. ^ ® ^ ^ 50 MSCF 3. FROM: 06:02 TO: 06:44 0 Hrs. 42 Mins. ^ ® ^ ^ 450 MSCF 4. FROM: 10:56 TO: 11:48 O Hrs. 52 Mins. ® ^ ^ ^ 480 MSCF 5. FROM: 19:23 TO: 19:57 O Hrs. 34 Mins. ® ^ ^ ^ 260 MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER:_ First Determination of Cause: 1. Unloading D-24 to low pressure. Flaring due to leaking divert valves. Well is dead. 2, High transit line pressure caused by cycle wells slowly going to gas. 3. High transit line pressure caused by cycle wells slowly going to gas. 4. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 5°F. 5. High transit line pressure caused by cycle wells slowly going to gas. Action Taken to Stop Flaring: 1. Well shut-in. 2. BPX reduced production rates equalling 30 mmscfd. Wells werechoked back starting at 05:45 hours. 3. BPX reduced production rates equalling 50 mmscfd. Wells were shut-in or choked back starting at 06:34 hours. 4. BPX reduced production rates equalling 65 mmscfd. ARCO reduced production rates equalling 20 mmscfd. Wells were shut-in or choked back starting at 09:58 hours. 5. BPX reduced production rates and shut-in 4wells equaling 80 mmcfd. ARCO reduced production rates and shut-in 3 wells equaling 352 mmcfd. Wells were shut-in or choked back starting at 19:00 hours. ~ • • ALASKA OIL AND GAS CONSERVATION COMMISSION LJ • Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less Wan 1 hour 3,473 4. Flared or vented greater Wan 1 hour (Sup lem~ntal re rt required--See 20 AAC 25.235) 0 5. Pilot and Purge 32,452 6. Used for lease operations 888,359 7.OWer 0 TOTAL items 1- 7 924,284 8. NGL has equivalent produced U 9. Purchased Ras 0 10. Transferred from: U 11. Transferred to: CCP so,s~o,tso Remazks: I hereby certify Wat We oreaoin¢ is true and correct to We best of my knowledge. Signature: ~ / ~ -------- Title: SUPERVISOR orm evlse *Indicate contribution of each pool to total. Pool Name Code Percent PRiJDIiOIi 640150 100 Official. Use Onl --Flarin AuWorization > 1 hr. 1. Safety MCF 2. Lease Use MCF 3. Conserv. Purposes MCF Commissioner Date pressure of 14.65 psia and to a temperature of 60 degrees F. Report due by We 20W of We monW following We monW of disposition. AuWority 20 AAC 25.235. FACILITY REPORT OF PRODUCED GAS DISPOSITION • • 1 8/4/97 BP EXPLORATION (ALASKA) INC. PRUDHOE BAY UNIT - GC-1 GAS FLARING INCIDENT REPORT JULY, 1997 Unplanned Events less than or eq ual to 1 hour ~ `.DATE TIME ~ VOLUME DESCRIPTION`OF INCIDENT & CAUSE ACTION TAKEN TO ELIMINATE CAUSE 7/1!97 1520-1602 292 Not required for unplanned events which Not required for unplanned events whi 7/4/97 1908-1934 235 are less than or equal to 1 hour are less than or equal to 1 hour 7/7/97 2333-2347 49 7!7/97 1500-1538 369 7!8/97 0056-0109 35 7/8/97 2134-2145 38 7/13/97 1959-2041 292 7/14/97 0859-0919 347 7/14/97 1924-2002 185 7/25/97 1010-1102 722 7/26/97 2003-2035 117 7/29/97 0057-0110 45 7/29/97 1932-2022 347 7/31/97 1109-1133 400 TOTAL 3,473 DATE ~'' TIME " sVOLUME' DESCRIPTION aF'INCIDENT'i& CAUSE AG I IUN I AKtN" I V tGIMINA l t+(AUTt See attachments See attachments TOTAL 0 Planned Events Less Than or E ual 1 Hour AND Not Exceedin 5000 Mcf -DATE TIME VOLUME. DESCRIPTION OF INCIDENT'& CAUSE ACTION TAKEN:?O ELIMINATE CAUSE TOTAL Planned Events Exceedin 1 Hour OR Exceedin 5000 Mcf ` DATE TIME VOLUME DESCRIPTION OF INCIDENT & CAUSE `ACTION TAKEN TO ELIMINATE-CAUSE TOTAL 0 TOTAL Unplanned Events < 1 Hour 3,473 Unplanned Events > 1 Hour 0 Planned Events < 1 hour & not 0 exceeding 5,000 MCF Planned Events > 1 hour and 0 exceeding 5,000 MCF Pilot Purge 32.452 TOTAL FLARED VOLUME 35,925 Page 1 OPERATIONS ID :9Q7-659-4531 JUL 18'9 13:41 No .003 P .01 1^i.'Z BP EXPLORATION (ALASKA) INC. ~G P.O. Box 196612, Anchorage AK 98518-6612 REPORT OF ACCIpENTAL NATURAL GAS RELEASE DATE: July 1 t3, 1997 TO: Mr. Blair Wondzell Alaska Oil and Gas Conservation Commission 3001 Porcupine Drive Anchorage, AK 99501 FAX: 276-7542 DE N O I 1. Date and Time: Friday, 07/18/97, 02:07 2. Location: petalled Location: ,.,.,~, Prudhoe Bay Unit QCt Wellpad E Endicott Well E-04 Inner Annulus valve _ Milne Point _ Niakuk _ Other 3. Volume of natural gas last: 2800 mscf 4. Cause of los&: Hose being used to bleed Inner annulus to flowline parted. 5. Actions taken and planned Well was SI. Once it was safe to approach the well, the emergency to prevent further loss: response team SI the annulus valve to step gas release. An incident Investigation team Is evaluating the causes of the accidental release. 6. Equipment or procedural Investigation team will make recommendations based upon its changes to prevent loss findings. from recurring: 7. Contact (name and William H. Broman Jr. 907-659-4472 telephone number): Signature: , Q ~ ~ ~ /~~ / i ~ ~ cc: BPX Environmental Compliance Supervisor MB 11-6 (FAX 564-5020} BPX Volume Accounting MB 5-4 Production Optimization Team Leader Facility /Field Opa Manager FORM REV 5/97 ~: ,t <<;. { ~ , „s 41 _dw~" r;~~~ ~~~ ~itil~._J._ t._^3~~ T~ ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION Form 10-422 (Revised 4195) Facility Operator Field(s) Month/Year of Disposition GATHERING CENTER 1 BP EXPLORATION ALASKA WESTERN OPERATING AREA-PB Jun-97 • • Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 10,530 4. Flared or vented greater than 1 hour (Supplemental report required--See 20 AAC 25.235) 5,538 5. Pilot and Purge 31,642 6. Used for lease operations 939,848 7.Other 0 TOTAL items 1 - 7 987,558 8. NGL gas equivalent produced 0 9. Purchased ~as 0 10. Transferred from: 0 11. Transferred to: CCP s~,aso,ass Remarks: I hereby ceriifv that a fore¢oina is true d correct to the best of my knowledge. Signature: ~~9~~Title: SUPERVISOR ~~ orm evise *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 pressure of 14.65 psia and to a temperature of 60 degrees F. Report due by the 20th of the month following the month of disposition. Authority 20 AAC 25.235. `~'~, ~! ,~ ' . ~ ~.:.~ ~. ~a ;n ~'. ",~ ,a "° ., ~. :; .~; i • C~ BP EXPLORATION (ALASKA) INC. PRUDHOE BAY UNIT - GC-1 7/2/97 GAS FLARING INCIDENT REPORT JUNE, 1997 Unplanned Events less than or equal to 1 hour ~ DATE ' TIME VOLUME DESCRIPTION' OF'INCIDEN7 &CAUSE' ACTION'TAKEN TO ELIMINATE CAUSE 6/1/97 1049-1140 354 Not required for unplanned events which Not required for unplanned events whit 6/1/97 1708-1753 2,344 are less than or equal to 1 hour are less than or equal to 1 hour 6/1 /97 2014-2019 73 6/1 /97 2234-2239 35 6/2/97 1025-1052 225 6/2/97 1606-1611 52 6/3/97 1326-1334 67 6/3/97 1337-1342 42 6/3/97 1621-1721 750 6/3/97 1946-1958 67 6/4/97 2142-2231 158 6/5/97 0751-0822 45 6/7/97 0410-0417 58 6/9/97 1502-1517 156 6/10/97 0756-0822 632 6/12/97 1428-1438 69 6/13/97 0323-0405 583 6/13/97 0515-0554 623 6/19/97 0126-0154 350 6/19/97 1523-1537 117 6/19/97 1607-1647 556 6/20/97 1104-1126 229 6/21 /97 1046-1111 208 6/22/97 0314-0408 525 6/22/97 0656-0736 333 6/23/97 2050-2143 663 6/24/97 0954-1054 1,083 6/29/97 1354-1410 133 TOTAL 10,530 DATE TIME VOLUME 'DESCRIPTION OF 6/21/97 1403-1511 661 See attachments 6/21/97 1905-2019 771 See attachments 6/23/97 1215-1317 990 See attachments 6/24/97 1443-1601 1,192 See attachments 6/26/97 1912-2332 903 See attachments 6/29/97 1205-1343 1,021 See attachments TOTAL 5,538 T & CAUSE ACTION TAKEN' TO ELII See attachments See attachments See attachments See attachments See attachments See attachments Page 1 BP EXPLORATION (ALASKA) INC. PRUDHOE BAY UNIT - GC-1 7/2/97 GAS FLARING INCIDENT REPORT JUNE, 1997 Planned Events Less Than or Equal 1 Hour AND Not Exceeding 5000 Mcf ~ ...~.~ .~ DATE_ i TIME VOLUME DESCRIPTION'OF INCIDENT &'CAUSE' ACTIONTAKEN TO ELtMINATE'CAUSE TOTAL 0 Planned Events Exceeding 1 Hour OR Exceedin 5000 Mcf `DATE TIME VOLUME =DESCRIPTION OF INCIDENT & CAUSE s ACTION,TAKEI3 TO ELIMINATE CAUSE TOTAL 0 rorAL Unplanned Events < 1 Hour 10,530 Unplanned Events > 1 Hour 5,538 Planned Events < 1 hour & not 0 exceeding 5,000 MCF Planned Events > 1 hour and 0 exceeding 5,000 MCF Pilot Purge 31.642 TOTAL FLARED VOLUME 47,710 Page 2 • BPX FLARE REPORT PRUDHOE BAY . REPORT NO: 97-3851 FACILITY: GC-1 DATE: O3 JUn 97 TOTAL VOLUME: 926 MSCF Intermi ttent Black TIME OF FLA RING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 13:26 To: 13:34 O Hrs. $Mins. ^ ® ^ ^ 67 MSCF 2. FROM: 13:37 To: 13:42 O Hrs. 5 Mins. ^ ® ^ ^ 42 MSCF 3. FROM: 16:21 TO: 17:21 1 Hrs. O Mins. ^ ® ^ ^ 750 MSCF 4. FROM: 19:46 TO: 19:58 O Hrs. 12 Mins. ^ ® ^ ^ 67 MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER:_ First Determination of Cause: 1. While bringing production rates up following Corrosion Inhibitor Treatments, "D" bank HP flare valve open. 2, The Carry Over Prevention System initiated LPS flare valve opening to prevent contactor flooding/TEG carryover when gas rates exceeded the1150 mmscfd operability limit. 3. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 2°F. 4. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 2°F. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates and shut-in 2 wells equalling 47 mmscfd. Wells were shut-in or choked back starting at 13:30 hours. 2. BPX reduced production rates and shut-in 2 wells equaling 43 mmcfd. Wells were shut-in or choked back starting at 13:41 hours. 3. BPX reduced production rates and shut-in 7 wells equaling 205 mmcfd. ARCO reduced production rates and shut-in 4 wells equaling 120 mmcfd. Wells were shut-in or choked back starting at 1622 hours. 4. BPX reduced production rates and shut-in 1 wells equaling 27 mmcfd. ARCO reduced production rates and shut-in 3 wells equaling 50 mmcfd. Wells were shut-in or choked back starting at 1954 hours. 5. If >11 HRS., the PCC will notify AOGCC (907) 279-1433. STATE TELEPHONE REPORT? Yes: _ No: AOGCC Representative: Date: BPX Representative: Date: • • REPORT NO: 97_5882 BPX FLARE REPORT PRUDHOE BAY FACILITY: GC-1 DATE: 21 Jun 97 TOTAL VOLUME: 1,640 MSCF Intermittent Black TIM E OF FLA RING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 10:46 To: 11:11 0 Hrs. 25 Mins. ^ ® ^ ^ 208 MSCF 2. FROM: 14:03 TO: 15:11 1 Hrs. $Mins. ^ ® ^ ^ 661 MSCF 3. FROM: 19:05 TO: 20:19 1 Hrs. 14 Mins. ^ ® ^ ^ 771 MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER:_ First Determination of Cause: 1. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 7°F. 2. High gas transit line pressure caused by ARCO backfilling for rate loss. 3. High transit line pressure due to high gas rates. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates and shut-in 2 wells equalling 62 mmscfd. ARCO reduced production rates and shut-in 2 wells equalling 80 mmscfd. Wells were shut-in or choked back starting at 11:47 hours. 2. BPX reduced production rates and shut-in 3 wells equalling 89 mmscfd. ARCO reduced production rates and shut-in 5 wells equalling 120 mmscfd. Wells were shut-in or choked back starting at 1405 hours. 3. BPX reduced production rates and shut-in 2 wells equaling 70 mmcfd. ARCO reduced production rates and shut-in 4 wells equaling 80 mmcfd. Wells were shut-in or choked back starting at 1915 hours. 4. 5. Rev 6/22/97 • • REPORT NO: 97_3$$7 i B PX FLARE REPORT ' PRUDHOE BAY FACILITY: GC-1 DATE: Z3 .JUn 97 TOTAL VOLUME: 1,653 MSCF Intermittent Black TIME OF FLA RING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 12:15 TO: 13:17 1 Hrs. 2 Mins. ^ ® ^ ^ 990 MSCF 2. FROM: 20:50 TO: 21:43 0 Hrs. 53 Mins. ^ ® ^ ^ 663 MSCF 3. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEFVALVE: X RUPTUREDISK:_ CONTROLLEDBLOWDOWN:_ OTHER:_ First Determination of Cause: 1. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 5°F, 2. High gas rates due to Arco bringing on cycle wells. 3. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates and shut-in 3 wells equalling 65 mmscfd. ARCO reduced production rates and shut-in 7 wells equalling 150 mmscfd. Wells were shut-in or choked back starting at 11:02 hours. 2. BPX reduced production rates and shut-in Swells equaling 50 mmcfd. ARCO reduced production rates and shut-in 4 wells equaling 110 mmcfd. Wells were shut-in or choked back starting at 2102 hours. 3. 4. 5. Rev 6/22/97 • • REPORT NO: 97_388$ BPX FLARE REPORT PRUDHOE BAY FACILITY: GC-1 DATE: 24 JUII 97 TOTAL VOLUME: 2,27b MSCF Intermittent Black TIME OF FLA RING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 09:54 TO: 10:54 1 Hrs. 0 Mins. ^ ® ^ ^ 1,083 MSCF 2. FROM: 14:43 TO: 16:01 1 Hrs. 18 Mins. ^ ® ^ ^ 1,192 MSCF 3. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER:_ First Determination of Cause: 1. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 10°P. 2. High gas transit line pressure caused by CGF low temperature separator problems and high ambient temperature increase of 6 degrees. 3. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates and shut-in 2 wells equalling 51 mmscfd. ARCO reduced production rates and shut-in 11 wells equalling 200 mmscfd. Wells were shut-in or choked back starting at 10:00 hours. 2. BPX reduced production rates and shut-in 9 wells equalling 320 mmscfd. ARCO reduced production rates and shut-in 8 wells equalling 225 mmscfd. Wells were shut-in or choked back starting at 15:11 hours. 3. 4. 5. Rev 6/22/97 • • REPORT NO: 97-3892 BPX FLARE REPORT PR DHOE BAY ~I~~ U . FACILITY: CiC-1 DATE: 26 ~Un 97 TOTAL VOLUME: 90S MSCF Intermi ttent Black TIME OF FLARING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 19:12 TO: 23:32 4 Hrs. 20 Mins. ^ ® ^ ^ 903 MSCF 2. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 3. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN: _ OTHER:_ First Determination of Cause: 1. Extended flaring event occurred due to Alyeska Pipeline problem at PS# 1 2. (assist gas to keep flares " clean") 2. 3. 4. 5. Action Taken to Stop Flaring: 1. Alyeska Pipeline started increasing rates at 21:06 hrs (25% nom.'s) and at 22:07 hrs, requested producers to go back to 100% nom.'s. 2. 3. 4. 5. Rev 6/22/97 • • REPORT NO: 97-3893 B PX FLARE REPORT ' PRUDHOE BAY FACILITY: GC-1 DATE: 29 Jun 97 TOTAL VOLUME: 1,154 MSCF Intermittent Black TIME OF FLA RING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 12:05 TO: 13:43 1 Hrs. 38 Mins. ^ ® ^ ^ 1,021 MSCF 2. FROM: 13:54 To: 14:10 0 Hrs. 16 Mins. ^ ® ^ ^ 133 MSCF 3. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER:_ First Determination of Cause: 1. While bringing production rates up following D-Pad LDF shutdown, LPS compressors exceeded maximum gas capacity and discharged to flare. High ambient temperature increased by 20°F. 2. While bringing production rates up following D-Pad LDF shutdown, LPS compressors exceeded maximum gas capacity and discharged to flare. High ambient temperature increased by 20°F. 3. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates and shut-in 6 wells equalling 250 mmscfd. ARCO reduced production rates and shut-in 7wells equalling 220mmscfd. Wells were shut-in or choked back starting at 12:00 hours. 2. BPX reduced production rates and shut-in 6 wells equaling 250mmcfd. ARCO reduced production rates and shut-in 7 wells equaling 220 mmcfd. Wells were shut-in or choked back starting at 12:OOhours. 3. 4. 5. Rev &22/97 , ° ALASKA OIL AND GAS CONSERVATION COMMISSION • CJ Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 11,878 4. Flared or vented ~¢reater than 1 hour (Supplemental report required--See 20 AAC 25.235) 6,701 5. Pilot and Purge 33,855 6. Used for lease overations 1,054,085 7.Other 0 TOTAL items 1 - 7 1,106,.519 8. NGL gas equivalent vroduced 0 9. Purchased gas 0 10. Transferred from: 0 11. Transferred to: CCP s5,~o~,os~ Remarks: I hereby certify that th foregoing is ~ d correct to the best of my knowledse. Signature: (` ~~itle: SUPERVISOR orm evt *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 pressure of 14.65 psia and to a temperature of 60 degrees F. Report due by the 20th of the month following the month of disposition. Authority 20 AAC 25.235. FACILITY REPORT OF PRODUCED GAS DISPOSITION BP EXPLORATION (ALASKA) INC. PRUDHOE BAY UNIT - GC-1 • 6/3/97 GAS FLARING INCIDENT REPORT MAY, 1997 Unplanned Events less than or ~_~ DATE ,TIME V 5/1 /97 0005-0010 5/1 /97 0913-0927 5/1/97 1131-1205 5/2/97 2252-2308 5/4/97 1442-1523 5/4/97 2205-2219 5/4/97 2243-2253 • 5/7/97 1102-1113 5/10/97 1957-2008 5/15/97 0608-0622 5/15/97 0904-0955 5/18/97 0200-0231 5/21/97 1446-1504 5/23/97 0544-0614 5/26/97 2302-2322 5/27/97 1105-1129 5/27/97 2239-2304 5/30/97 0424-0449 5/30/97 1416-1422 5/30/97 2117-2149 5/31 /97 0646-0745 5/31/97 1056-1151 5/31 /97 1531-1614 • TOTAL ial to 1 hour ~ ME DESCRIPTION OF1NCIDENT&'CAUSE ACTION TAKEN TO ELIMINATE GAU5E 417 Not required for unplanned events which Not required for unplanned events whit 49 are less than or equal to 1 hour are less than or equal to 1 hour 52 167 2,563 583 417 38 153 58 744 108 225 479 139 250 3,472 87 83 267 574 535 (Unplanned Events greater than 1 hour ~ DATE TIME VOLUME `[)ESCRIPTION OF INCIDENT &' CAUSE ACTION TAKEN'TO ELfMINATE CAUSE 5/24/97 2034-2347 6,701 See attachments See attachments TOTAL 6,701 Planned Events Less Than or Equal 1 Hour AND Not Exceeding 5000 Mcf _~_~ DATE TIME VOLUME DESCRIPTION,OF INCIDENT &; CAUSE ACTION TAKEN TO ELIMINATE CAUSE ;; TOTAL 0 Planned Events Exceeding 1 Hour OR Exceeding 5000 Mcf DATE TIME V04UME < DESCRIPTION OF INCIDENT & CAUSE ACTION=TAKEN TO ELIMINATE CAUSE TOTAL Page 1 TOTAL BP EXPLORATION (ALASKA) INC. PRUDHOE BAY UNIT - GC-1 6/3/97 GAS FLARING INCIDENT REPORT MAY, 1997 Unplanned Events < 1 Hour 11,878 Unplanned Events > 1 Hour 6,701 Planned Events < 1 hour & not 0 exceeding 5,000 MCF Planned Events > 1 hour and 0 exceeding 5,000 MCF Pilot Purge 33 855 TOTAL FLARED VOLUME 52,434 • ` ~ r r:w..~'t _._ -~ ~~ ~~, ~; - ., :: , ~> c° ;~. ~~ . ~ ~_ Page 2 • • REPORT NO: 97-3834 B PX FLARE REPORT ' PRUDHOE BAY , FACILITY: GC-1 DATE: 24 May 97 TOTAL VOLUME: 6,701 MSCF Intermittent Black TIME OF FLARING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 20:34 TO: 23:47 3 Hrs. 13 Mins. ^ ® ^ ^ 6,701 MSCF 2. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 3. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER:_ First Determination of Cause: 1. Skid 18 compressors were shutdown due to a gas leak on compressor K108. All skid 18 compressors were shutdown by boardman. Flared LP and IP gas. 2. 3. 4. 5. Action Taken to Stop Flaring: 1. Tubing leak was repaired and compressors were restarted at 23:47 hours. Flaring was permitted to continue until the leak was repaired to minimize risk to enviroment, personell and equipment. In order to stop flaring a full GC1 and Annex shutdown would have been required. 2. 3. 4. 5. If >11 HRS., the PCC will notify AOGCC (907) 279-1433. STATE TELEPHONE REPORT? Yes: _ No: AOGCC Representative: Date: BPX Representative: Date: : ~ " ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION • • Form 10-422 (Revised 4/95) Facility Operator GATHERING CENTER 1 BP EXPLORATION ALASKA OPERATING AREA- Mon[h/Year of Disposition Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 3,379 4. Flared or vented greater than 1 hour (Supplemental report required--See 20 AAC 25.235) 825 5. Pilot and Purge 38,918 6. Used for lease operations 1,032,474 7.Other 0 TOTAL items 1 - 7 1,075,596 8. NGL gas equivalent produced 0 9. Purchased gas 0 10. Transferred from: 0 11. Transferred to: CCP 64,438,739 Remarks: I hereby certify that th foreaoina is/true d wrrect to the best of my knowled¢e. Signature: ~( ~~~Title: SUPERVISOR orm evi *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 pressure of 14.65 psia and to a temperature of 60 degrees F. Report due by the 20th of the month following the month of disposition. Authority 20 AAC 25.235. 5%2/g7r t BP EXPLORATION (ALASKA) INC. PRUDHOE BAY UNIT - GC-1 GAS FLARING INCIDENT REPORT APRIL , 1997 Unplanned Events less than or equal to 1 hour '.DATE TIME VOLUME .':DESCRIPTION OFINGIDENT&CAUSEs 4/2/97 1649-1654 52 Not required for unplanned events which 4/4/97 1859-1903 63 are less than or equal to 1 hour 4/5/97 0009-0015 21 4/5/97 0517-0526 31 4/6/97 0500-0509 31 4/6/97 1928-1936 117 4/8/97 0349-0412 63 • 4/9/97 0301-0315 194 4/9/97 1809-1814 35 4/9/97 2217-2253 250 4/10/97 0158-0223 167 4/13/97 1659-1740 188 4/15/97 1541-1604 49 4/16/97 0057-0101 28 4/22/97 1113-1131 150 4/23/97 2125-2144 277 4/26/97 0845-0850 35 4/26/97 1637-1652 260 4/27/97 2113-2123 83 4/28/97 0335-0356 160 4/30/97 0451-0510 313 4/30/97 1319-1352 229 4/30/97 2158-2207 375 • 4/30/97 2348-2353 208 TOTAL 3,379 ACTION TAKEN TO ELIMINATE CAUSE Not required for unplanned events whit are less than or equal to 1 hour Unplanned Events greater than 1 hour ~ DATE ::TIME VOLUME c DESCRIPTION OF INCIDENT & CAUSE ~ ACTION sTAKEN TO ELIMINATE CAUSE 4/6/97 0730-1320 267 See attachments See attachments 4/7/97 1145-1315 406 See attachments See attachments 4/7/97 1712-1814 76 See attachments See attachments 4/15/97 0011-0232 76 See attachments See attachments TOTAL 825 Planned Events Less Than or Equal 1 Hour AND Not Exceeding 5000 Mcf ~ DATE TIME VOLUME ~ DESCRIPTION'OF fNGIDENT'& CAUSE ACTION TAKEN TO ELtMINATE CAUSE TOTAL 0 Page 1 ~ 1 X t7 `e' Planned Events Exceeding 1 Hour OR Exceeding 5000 Mcf \J • BP EXPLORATION (ALASKA) INC. PRUDHOE BAY UNIT - GC-1 5/2/97 GAS FLARING INCIDENT REPORT APRIL , 1997 DATE TIME VOLUME DESCRIPTION OF INCIDENT & CAUSE TOTAL 0 TOTAL Unplanned Events < 1 Hour 3,379 Unplanned Events > 1 Hour 825 Planned Events < 1 hour & not 0 exceeding 5,000 MCF Planned Events > 1 hour and 0 exceeding 5,000 MCF Pilot Purge 38 91 TOTAL FLARED VOLUME 43,122 ACTION .TAKEN TO ELIMINATE CAUSE Page 2 ,', -:~ ~> =s~ • PORT NO: 97-3753 . r BPX FLARE REPORT ' PRUDHOE BAY FACILITY: GC-1 DATE: O6 Apr 97 TOTAL VOLUME: 415 MSCF Intermittent Black TIME OF FLA RING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 5:00 TO: 5:09 0 Hrs. 9 Mins. ^ ® ^ ^ 31 MSCF 2. FROM: 7:30 TO: 13:20 5 Hrs. 50 Mins. ® ^ ^ ^ 267 MSCF 3. FROM: 19:28 TO: 19:36 0 Hrs. $Mins. ^ ® ^ ^ 117 MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER: First Determination of Cause: 1. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 2°F. ~ 2. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 10°F. 3. GC1 manually opened their LPS flare valve to perform troubleshooting on their flare system. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates and choked 1 wells equaling 25 mmcfd. 2. BPX reduced production rates and choked 5 wells equaling 110 mmcfd. ARCO reduced production rates and shut-in 3 wells equaling 76 mmcfd. Wells were shut-in or choked back starting at 09:30 hours. 3. No response taken as this was deemed to be of short duration. 4. 5. i If >11 HRS., the PCC will notify AOGCC (907) 279-1433. STATE TELEPHONE REPORT? Yes: _ No: _ I AOGCC Representative: Date: ~ BPX Representative: Date: • ~ORT NO: 97-3757 , BPX FLARE REPORT ' PRUDHOE BAY FACILITY: GC-1 DATE: O7 Apr 97 TOTAL VOLUME: 4.82 MSCF Intermittent Black TIME OF FLA RING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 11:45 TO: 13:15 1 Hrs. 30 Mins. ® ^ ^ ^ 406 MSCF 2. FROM: 17:12 TO: 18:14 1 Hrs. 2 Mins. ® ^ ^ ^ 76 MSCF 3. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER:_ First Determination of Cause: 1. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 4°F. 2. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 2°F. 3. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by XX°F. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates and shut-in 8 wells equaling 103 mmcfd. Wells were shut-in or choked back starting at 12:19 hours. 2. BPX reduced production rates and shut-in 4 wells equaling 55 mmcfd. Wells were shut-in or choked back starting at 1802 hours. 3. 4. 5. If >11 HRS., the PCC will notify AOGCC (907) 279-1433. STATE TELEPHONE REPORT? Yes: _ No: _ I AOGCC Representative: Date: ~ BPX Representative: Date: BPX FLARE REPORT PRUDHOE BAY PORT NO: 97-3773 125 MSCF FACILITY: („~(~-1 DATE: 15 Apr 97 TIME OF FLARING: 1. FROM: 0:11 TO: 2:32 2. FROM: 15:41 To: 16:04 3. FROM: TO: 4. FROM: TO: 5. FROM: TO: DURATION: 2 Hrs. 21 Mins. 0 Hrs. 23 Mins. Hrs. Mins. Hrs. Mins. Hrs. Mins. Intermittent Yes No ® ^ ® ^ ^ ^ ^ ^ ^ ^ TOTAL VOLUME: Black Smoke? Planned? ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ VOLUME 76 MSCF 49 MSCF MSCF MSCF MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER:__ First Determination of Cause: 1. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 4°F. 2. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 2°F. 3. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates and shut-in 3 wells equaling 65 mmcfd. Wells were shut-in or choked back starting at 0018 hours. 2. BPX reduced production rates and shut-in 2 wells equaling 45 mmcfd. Wells were shut-in or choked back starting at 1545 hours. 3. 4. 5. if >11 HRS., the PCC will notify AOGCC (907) 279-1433. STATE TELEPHONE REPORT? Yes: _ No: AOGCC Representative: Date: I BPX Representative: Date: S, ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION ~J • Form 10-422 (Revised 4/95) Facility Operator Field(s) Month/Year of Disposition GATHERING CENTER 1 BP EXPLORATION ALASKA WESTERN OPERATING AREA-PB Mar-97 Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 11,553 4. Flared or vented greater than 1 hour 21,968 (Supplemental report required--See 20 AAC 25.235) 5. Pilot and Purge 35,533 6. Used for lease operations ~ 1,126,798 ~: - 7.Other ~~, ~ 0 ~' c> ~ TOTAL items 1 - 7 ~ ~ ~-'-'° ,-- 1,195,852 ua ~ " ~ 8. NGL Qas equivalent produced ~ cep ~"~ $~ 0 N 9. Purchased Qas cg 0 10. Transferred from: 0 11. Transferred to: CCP ss,o~~,osa Remarks: I hereby certify that forePOln!? is tru an correct to the best of my knowledee. ,~ 7/ ° Ti Signature: tle: SUPERVISOR orm evz e *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 Official Use Onl :.-Fl:trtng>.Authc~rizahon,~ 1 hr. 1. Safety MCF 2. Lease Use MCF 3. Conserv. Purposes MCF Commissioner Date pressure of 14.65 psia and to a temperature of 60 degrees F. Report due by the 20th of the month following the month of disposition. Authority 20 AAC 25.235. 4/2/97 Unplanned Events less than or equal to 1 hour ~ ~... . DATE .TIME ~ VOLUME ;:DESCRIPTION'>OE INCIDENT & CAUSE ACTION TAKEN TO ELIMINATE<CAUSE ': i 3/5/97 1608-1702 278 Not required for unplanned events which Not required for unplanned events whit 3/6/97 0154-0245 7,083 are less than or equal to 1 hour are less than or equal to 1 hour 3/9/97 0220-0227 83 3/14/97 1631-1636 42 3/16/97 1105-1111 208 3/25197 1533-1618 3,125 3/28/97 0727-0759 667 • 3/28/97 2004-2012 67 TOTAL 11,553 Unplanned Events greater than 1 hour ~ DATE TIME VOLUME DESCRIPTION OF INCIDENT & CAUSE` ACTION TAKEN`TO ELIMINATE CAUSE 3/7/97 1735-1841 8,113 See attachments See attachments 3/11/97 1021-1149 500 See attachments See attachments 3/28/97 0239-0412 12,917 See attachments See attachments 3/30/97 0156-0259 438 See attachments See attachments BP EXPLORATION (ALASKA) INC. PRUDHOE BAY UNIT - GC-1 GAS FLARING INCIDENT REPORT MARCH , 1997 Page 1 TOTAL 21,968 Planned Events Less Than or E uaf 1 Hour AND Not Exceedin 5000 Mcf DATE TIME VOLUME DESCRIPTION OF INCIDENT &' CAUSE ACTION TAKEN;TO ELIMINATE CAUSE TOTAL 0 • Planned Events Exceed [)ATE ' TIME TOTAL 1 Hour OR Exceeding 5000 Mcf VOLUME': DESCRIPTION CTION TAKEN TO ELIMINATE CADS Unplanned Events < 1 Hour Unplanned Events > 1 Hour Planned Events < 1 hour & not exceeding 5,000 MCF Planned Events > 1 hour and exceeding 5,000 MCF Pilot Purge TOTAL FLARED VOLUME TOTAL 11,553 21,968 0 0 35.533 69,054 REPORT NO: BPX FLARE REPORT PRUDHOE BAY FACILITY: GC-1 DATE: O7 Mar 97 TIME OF FLARING: 1. FROM: 17:35 To: 18:41 2. FROM: TO: 3. FROM: TO: 4. FROM: TO: 5. FROM: TO: DURATION: 1 Hrs. 6 Mins. Hrs. Mins. Hrs. Mins. Hrs. Mins. Hrs. Mins. Intermittent Yes No ^ ^ ^ ^ ^ ^ ^ ^ TOTAL VOLUME: Black Smoke? Planned? ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK: _ CONTROLLED SLOWDOWN: First Determination of Cause: 1. High gas transit line pressure caused by CGF compressor problems due to Booster #1 s/d. 2. 3. 4. 5. 96-3720 8,113 MscF VOLUME 8,113 MscF MSCF MSCF MSCF MSCF OTHER: Action Taken to Stop Flaring: 1. BPX reduced production rates and shut-in 25 wells equaling 225 mmcfd. ARCO reduced production rates and shut-in 22 wells equaling 600 mmcfd. Wells were shut-in or choked back starting at 17:19 hours. 2. 3. 4. 5. If >11 HRS., the PCC will notify AOGCC (907) 279-1433. STATE TELEPHONE REPORT? Yes: _ No: __ I AOGCC Representative: Date: ~ BPX Representative: Date: • • REPORT NO: BPX FLARE REPORT PRUDHOE BAY FACILITY: G(;-1 DATE: 11 Mal' 97 TIME OF FLARING: 1. FROM: 1 Q:21 To: 11:49 ' 2. FROM: TO: 3. FROM: TO: 4. FROM: TO: 5. FROM: TO: DURATION: 1 Hrs. 28 Mins. Hrs. Mins. Hrs. Mins. Hrs. Mins. Hrs. Mins. Intermittent Yes No ® ^ ^ ^ ^ ^ ^ ^ ^ ^ TOTAL VOLUME: Black Smoke? Planned? ^ ^ ^ ^ ^ ^ ^ ^ ^ ^ 96-3726 500 MSCF VOLUME 5OO MSCF MSCF MSCF MSCF MSCF CHECK ONE: FLARE/RELIEF VALVE: RUPTURE DISK: CONTROLLED BLOWDOWN:_ OTHER:_ First Determination of Cause: 1. High ambient temperature swings resulted in flaring and required cuts in production. Ambient temperature increased by 6°F. 2. 3. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates on 6 wells equaling 63 mmcfd. Wells were choked back starting at 10:30 hours. 2. 3. 4. 5. If >11 HRS., the PCC will notify AOGCC (907) 279-1433. STATE TELEPHONE REPORT? Yes: _ No: _ AOGCC Representative: Date: I BPX Representative: Date: • • • REPORT NO: 97-3738 B PX FLARE REPORT ' PRUDHOE BAY FACILITY: GC-1 DATE: 28 Mar 97 TOTAL VOLUME: 13,651 MSCF Intermittent Black TIME OF FLARING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 2:39 TO: 4:12 1 Hrs. 33 Mins. ^ ® ^ ^ 12,917 MSCF 2. FROM: 7:27 To: 7:59 0 Hrs. 32 Mins. ^ ® ^ ^ 667 MSCF 3. FROM: 20:04 TO: 20:12 0 Hrs. $Mins. ^ ® ^ ^ 67 MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK:_ CONTROLLED BLOWDOWN:_ OTHER:_ First Determination of Cause: 1. LPS compressor K-7001 shut down due to icing up. 2, While bringing production rates up following trimmed wells, LPS compressors exceeded maximum gas capacity and discharged to flare. 3. While bringing production rates up following trimmed wells, LPS compressors exceeded maximum gas capacity and discharged to flare. 4. 5. Action Taken to Stop Flaring: 1. BPX reduced production rates and shut-in 29 wells equaling 360 mmcfd. Wells were shut-in or choked back starting at 0247 hours. 2. Deicing was stopped allowing increase to Ips machines. Stopped rate increase unti flaring had stopped. 3. Stopped rate increase unti flaring had stopped. 4. 5. If >11 HRS., the PCC will notify AOGCC (907) 279-1433. STATE TELEPHONE REPORT? Yes: _ N AOGCC Representative: Date: ~ BPX Representative: Date: • • • REPORT NO: 97-3741 BPX FLARE REPORT PRUDHOE BAY FACILITY: GC-1 DATE: 30 Mar 97 TOTAL VOLUME: 438 MSCF Intermi ttent Black TIME OF FLARING: DURATION: Yes No Smoke? Planned? VOLUME 1. FROM: 1:56 TO: 2:59 1 Hrs. 3 Mins. ^ ® ^ ^ 438 MSCF 2. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 3. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 4. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF 5. FROM: TO: Hrs. Mins. ^ ^ ^ ^ MSCF CHECK ONE: FLARE/RELIEF VALVE: X RUPTURE DISK: _ CONTROLLED BLOWDOWN: First Determination of Cause: 1. High gas transit line pressure caused by CGF compressor problems due to gas leak in turbine room. 2. 3. 4. 5. OTHER: Action Taken to Stop Flaring: 1. Arco reduced production rates and shut-in 17 wells equaling 368 mmcfd. Wells were shut-in or choked back starting at 01:50 hours. ARCo informed BP at 02:20 they were trying to restart the compressor. 2. 3, 4. 5. If >11 HRS., the PCC will notify AOGCC (907) 279-1433. STATE TELEPHONE REPORT? Yes: _ No: -- AOGCC Representative: Date: ~ BPX Representative: Date: • ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION i • Form 10-422 (Revised 4/95) Facility GATHERING CENTER 1 Operator BP EXPLORATION ALASKA WESTERN OPERATING Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 5,629 4. Flared or vented greater than 1 hour (Supplemental report required--See 20 AAC 25.235) 0 5. Pilot and Purge 31,640 6. Used for lease operations 959,480 7.Other 0 TOTAL items 1 - 7 996,749 8. NGL gas equivalent produced 0 9. Purchased gas 0 10. Transferred from: 0 11. Transferred to: CCP s2,aoo,1 sa Remarks: I hereby certify that a foreQsoi~n¢ is true d correct to the best of my knowledse. Signature. Title: SUPERVISOR orm evi Month/Year of Disposition Feb-97 *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 Note: All volumes must be corrected to pressure of 14.65 psia and to a temperature of 60 degrees F. Report due by the 20th of the month following the month of disposition. Authority 20 AAC 25.235. 1.1 W r~. m rn ,~- N Q BP EXPLORATION (ALASKA) INC. PRUDHOE BAY UNIT - GC-1 3/4/97 GAS FLARING INCIDENT REPORT FEBRUARY , 1997 unplanned Events less than or equal to ~ Hour :::;:>:~!?>isT'E:::::::>:>: :.>.<.>:<. ;..;:.;; ;;..;. ; ::>:::>:::>:>:~I;IIA~>::>::»>::::::>::::>::» ~ ::::>::>~f~~:ll;~l~l~::::>::>:>D~ .':R~PT~!DID~~If~C~[~ENT~3i'::~ A~J~1:><::>:>:::>:::>::4;° TI~~'1'9t1!CIET~liEL11i1~1~Isi4TE A~J.~'~~~><< ~ ~ ~~~ 7 .. 2 4 / /9 ....... - 7 8 0740 0 5 uired f r un tanned events wh h Not re uired for un tanned events whi ~ 163 Not re q o p c q p 2/4/97 1148-1202 97 are less than or equal to 1 hour are less than or equal to 1 hour 2/6/97 0906-0916 83 2/8/97 1032-1124 4,694 2/16/97 1507-1517 313 • 2/19/97 1746-1803 279 TOTAL 5,629 See attachments See attachments TOTAL 0 Planned Events Less Than or Equal 1 Hour ANU Not Exceeding 5000 Mct ~ TOTAL 0 Unplanned Events < 1 Hour 5,629 Unplanned Events > 1 Hour 0 Planned Events < 1 hour & not 0 exceeding 5,000 MCF Planned Events > 1 hour and 0 exceeding 5,000 MCF Pilot Purge 31,640 TOTAL FLARED VOLUME 37,269 Page 1 ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION i • Form 10-422 (Revised 4/9S) Facility Operator Field(s) GATHERING CENTER 1 BP EXPLORATION ALASKA WESTEI OPERATING AREA Month/Year of Disposition .Jan-97 Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 1,509 4. Flared or vented Greater than 1 hour (Supplemental report required--See 20 AAC 2S.23S) 0 S. Pilot and Purae 33.348 6. Used for lease operations 1,063.038 7.Other 0 TOTAL items 1 - 7 1,097,895 8. NGL gas equivalent produced 0 9. Purchased ~as 0 10. Transferred from: 0 11. Transferred to: CCP s~,s2~,2ss Remarks: I hereby certify that a foregoing is true and correct to the best of my knowledge. Signature: ~ e ~f-` ~~~S;Title: SUPERVISOR orm - evtse *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 6401 SO 100 Official U.u;~>Onl --Flaring Authorzation> 1 hr. ; 1. Safety MCF 2. Lease Use MCF 3. Conserv. Purposes MCF Commissioner Date Note: All volumes must be corrected to pressure of 14.65 psia and to a temperature of 60 degrees F. Report due by the 20th of the month following the month of disposition. Authority 20 AAC 2S.23S. 2/4/97 BP EXPLORATION (ALASKA) INC. Page 1 PRUDHOE BAY UNIT - GC-1 GAS FLARING INCIDENT REPORT JANUARY , 1997 Unplanned Events less than or equal to 1 hour DATE TIME VOLUME DESCRIPTION OF INCIDENT & CAUSE 1/6/97 0227-0251 233 Not required for unplanned events which 1/20/97 1709-1716 122 are less than or equal to 1 hour 1 /21 /97 0149-0154 91 1 /25/97 0427-0433 250 1 /29/97 0438-0456 813 TOTAL 1,509 • ACTION TAKEN TO ELIMINATE CAUSE Not required for unplanned events which are less than or equal to 1 hour Unplanned Events greater than 1 hour ~ DATE TIME VOLUIV~E DESCRIPTION OF INCIDENT & CAUSE ACTION TAKEN TO ELIMINATE CAUSE See attachments See attachments TOTAL 0 Planned Events Less Than or Equal 1 Hour AND Not Exceeding 5000 Mcf DATE TIME VOLUME DESCRIPTION OF INCIDENT & CAUSE ACTION TAKEN Tfl ELIMINATE CAUSE TOTAL 0 Planned Events Exceeding 1 Hour OR Exceeding 5000 Mcf DATE TIME VOLUME DESCRIPTION OF INCIDENT & CAUSE ACTION TAKEN TO ELIMINATE CAUSE TOTAL 0 • TOTAL Unplanned Events < 1 Hour 1,509 Unplanned Events > 1 Hour 0 Planned Events < 1 hour & not 0 exceeding 5,000 MCF Planned Events > 1 hour and 0 exceeding 5,000 MCF Pilot Purge 33.348 TOTAL FLARED VOLUME 34, 857 FE8 21 1997 Alaska Gil ~ Gas Cons. Commission Anchorage