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Home My WebLink AboutARCO - FS #2.. Y/s'W, 9/.A~~.c~.'~/.~/.~/~,~N//B/Bl/AYf-/~/.~/.~/4O/.!'/,sJ%~/®/~/n7/O~,.P/P/.~/,A7/.I/.a1/.e//,~/.I~dYNY~!/M'/.l4/.~"/~`/~/.~Y.A;'~/.fis/.~l/.®~~Yde/,~/~Y.a~7~`/.~/.~'.~/®/.~.'®./tl/~/~/.~/A/~/.A//.O/~/,B'/.~/w/f!i/M/ap/61/M ~ ~ i . Zj~- O~atd 9661 SBjI,~ u0I'~ISOdSIQ $~~ ~~o~~ SENT BY~PRUDIiOE SAY ;11-25-96 ; 908 ; ARCO E~IVIRONMENTAL~ 907 276 7542;# 1/ 3 ~^ - A~CQ ALASKA, {NC. FII/LI.7 ENVIi~ONMFNTAL CC)MPLIAI'~lCF ~/ • PRUDHOF BAY - PRB 7 FAX (9D7) X59-8228 FAX TRANSMITTAL COVER SH~~•T -f-~ Date: 1 1~`~ lCl. ~ 4Jct /~v~ - /z. Q, w•`~C ~'~f~ r'~. J ~~~v--~ T O : ,.~..~ , 1 Narnp Company ~• (' ~ C ~,,, l,ocalion Conlirm No. FAX No, ~• ~ '~ FROM: R. HOFFMANI}{, ENGEE L_ 6ARLOW/I~. NANSON C, 9ROWN/S. JONES M, CASEY/e. SAflEN50N Supervisor Caordlnator Coordf~ator Asslslanl 659-5196 65g-5999 BS9-5609 659-$270 NOTfS: ~S l N`cch ~-~, L c~c ~1a ~-u,r~ ~ ~~s ~. ~~~ ~~ ~: C~, r~~ ~ 5Q i ~ . RECEIVED Lvov ? L 1996 Alaska Oil & Gas Cons. Commission Anchorage ~~ PAGES TO FDLLOW: ~ (Does Not Include Cover Sheel} SENT BY~PRUDHOE BAY ;11-25-96 909 ARCO ENVIRONMENTAL-~ ARC'O lUaoka, tnc. Po4c Offico Dnx 1003b0 Anchorage, Alaska 99510-0360 Telephone 907 276 1215 November 25, 1995 Mr. Blair Wondzeli Chairman Alaska Gil & Gas Conservation Commission 1001 Porcupine Drive Anchorage, A1~ 99501 Rc: Reportable Gas Release Dear Mr. Wondzell: 907 276 7542;# 2! 3 ~~ ~r Pollowing is 1 report for a gas release and crude spill that recently occurred at our Prudhoe Say Pacility. if you ar your str~t'.f tteecl i~Clilltl.Ulln1 inrvrmatiwz vn this event, ]Tease call Beverly Sorenson. or ine at 659-8270. Si cerely, C a. ~~ Moira Casey Environmental Assistant Field Environ.mentttl Compliance Enclgsure R~~~~v~ ec: Wendy Mahan A, n~ ? ~ 1996 AlasRa Oii & Anchorage6o~~~~~~~'s-c~~~ SENT BY~PRUDHOE BAY ;11-25-96 ; 909 ARCO ENVIRONIViENTAL~ 907 276 7542;# 3/ 3 AItCO Alaska, Inc. Prudhoe Iiay, Eastern Operating Area Reportable Substance Spill Report Location; DS1 Manifold Module DAte: N'avember 22, 1996 Tune Observecl: 15:50 .hours Material: Natural Gas Quantity; 133 MSCP Crude 294 Callvns Cause and While Fringing well on line, a 3!8" stainless steel sensing Source: line parted in the Drill Site manifold .module. Preventative An SPI (Serious Potential T.ncident) will be initiated to Action: ider1tify the root cause and to avoid similar events in the future. r,~4 '~ ~ 1996 A-aska Oil & gnchora9a Omn~t~sion ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION Facility FLOW STATION 2 Operator ARCO ALASKA, INC. Field(s) EASTERN OPERATING AREA-PBU Month/Year of Disposition Dec-96 Disposition *Indicate contribution of each pool to total. 1. Sold 0 Pool Name Code Percent 2. Reinjected 0 PRUDHOE 640150 100 3. Flared or vented less than 1 hour 1,554 4. Flared or vented greater than 1 hour (Su elemental report required--See 20 AAC 25.235} 1,770 5. Pilot and Pure 19,977 6. Used for lease operations Fuel Assist 805,759 706 7.Other 0 official ~:Js~ Opl ~'larin Authori~atioty > l ltr. TOTAL items 1 - 7 829,766 1. Safety MCF 8. NGL aas equivalent produced 0 2. Lease Use MCF 9. Purchased aas 0 3. Conserv. Purposes MCF 10. Transferred from: CGF 375,398 Commissioner Date 11. Transferred to: CCP 20,398,178 ote: vo umes must correcte to Remarks: pressure of 14.65 psia and to a temperature of 60 degrees F. Report due by the 20th of the I herehv certify that the refining is trne an~i correct. to the hest of my knnwlertge. ~~'`~ Signature: ,~.~`' ~I ~~-- Title: SUPERVISOR month following the month of disposition. Authority 20 AAC 25.235. rorm iu-~-~~ txevisea 4iy~) i ~ ~.:~ ' ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION fk2 DECEMBER 1996 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CASE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN 1 HOUR 12/20/96 2135-2155 260 T/C 16-1803 shutdown and depressured production headers in UNPLANNED Stabilized facility process and operation. inlet man'rfokl module due to leak in pipe to module. 12/20/96 2135-2155 314 16-1803 STV realigning to flare. This volume constitutes assist UNPLANNED Stabilized facility process and operation. gas to the STV flare system. 12/21 /96 0555-0645 500 Exoessive inlet gas rates; plant running on one LPS compressor, UNPLANNED Reduced inlet gas rates; finished rotating wells rotating wells for freeze protection. Well S/U surges cause flare. in and out of production. 12/21/96 0820-0849 290 Excessive inlet gas rates; plant running on one LPS compressor, UNPLANNED Reduced inlet gas rates; finished rotating wells rotating wells for freeze protection. Well S/U surges cause flare. in and out of production. 12/21 /96 1016-1027 110 Excessive inlet gas rates; plant running on one LPS compressor, UNPLANNED Reduced inlet gas rates; finished rotating wells rotating wells for freeze protection. Well S/U surges cause flare. in and out of production. 12/21 /96 1219-1227 80 Excessive inlet gas rates; plant running on one LPS compressor, UNPLANNED Reduced inlet gas rates; finished rotating wells rotating wells for freeze protection. Well S/U surges cause flare, in and out of production. TOTALUNDERIHOUR 1,554 FLARING EVENTS GREATER THAN 1 HOUR 12/21/96 0000-0555 716 Emergency shutdown and restart of facility after receiving UNPLANNED Sufficient production brought into facility to Methane alarms in Module 4906. load STV/IP cempressor 16-1801 and LPS compressor 16-1804. 12/31 /96 0140-0313 793 Facility maintenance. PLANNED Facility maintenance completed. These three (Intermittent-221 min.) occurrences were to hold the flare system at a low pressure -all Kaldair. 12/31/96 0200-0341 117 Facilty maintenance. PLANNED Finished depressuring both slug catchers. 12/31/96 1806-2133 144 Three starts on the Frame 5s. PLANNED Restarted T/C 1803. Started 1803, gave up on 1804. TOTAL OVER 1 HOUR 1,770 Flared 3, 32 4 Pilot/Purgs 1ti,977 Continuous Assist ZQ¢ TOTAL FLARED 24, 007 ALASKA OIL AND GA5 CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION F[.,Ow STATION 2 ALASKA, INC. I Month/Year of Disposition OPT3RA.TING ART'.A-PBtI Nov-96 Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 2,559 4. Flared or vented greater than 1 hour (Su plemental re rtyequired--See 20 AAC 25.235) 880 5. Pilot and Purge 18,857 6. Used for lease operations Fuel Assist 823,974 4 7.Other 0 TOTAL items 1 - 7 846,274 8. NGL gas equivalent produced 0 9. Purchased gas 0 10. Transferred from: CGF 383,52.7 11. Transferred to: CCP 20,?45,787 Remarks: T herehv certify that. th foregoing is tn~e and correct. to the hest of my knowledge. Signature: 'tle: SUPERVISOR orm iu-4c~ ~xevise *Indicate contribution of each pool to total. Pool Name Code Percent PRiJDiiOE 640150 100 Official Use Onl --Flarin Authorization > 1 hr. 1. Safety MCF 2. Lease Use MCF 3. Conserv. Purposes MCF Commissioner Date 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. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING NVC:IDENTS FLOW STATION 112 NOVEMBER 1998 PLANNED ',`.„~ DATE TgNE VOLUME MCF DESCRIPTION OF INCIDENTS a4 CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAI,ISE FLARING EVENTS LESS THAN 1 HOUR 11/08/96 1054-1037 743 T/C 1802 would not load; mechanical problems. UNPLANNED Started T/C 1801. 11/12/96 0951-1052 96 Unloaded T/C 1802 to dear gearbox thrust alarm. UNPLANNED Loaded T/C 1802 after alarm cleared. - 11/16/96 1820-1826 60 Gas transit system overpressure backing flow station out. UNPLANNED EOC cut FS1 11-18, 11-1 to minimum. 11/17/96 1336-1409 330 Gas transit system overpressure backing flow station out. UNPLANNED Cut choke on 4-21 to minimum. 1 1/18/96 0355-0402 70 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; shut in 3-24. 11/18/96 1245-1251 60 Gas transk system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; shut in 11-18, 4-21. 11/22/96 1231-1302 522 Shutdown T/C 1801 due to electrical problem. UNPLANNED Restarted T/C 1801. 11/22/96 1231-1302 282 Shutdown T/C 1801 due to electrical problem. UNPLANNED Restarted T/C 1801. 11125196 1103-1116 130 Gas transit system overpressure bad<ing flow station out. UNPLANNED Reduced inlet gas rates; shut in 4-3 11/28/96 1052-1109 266 T/C 1801 shutdown for maintenance. UNPLANNED Restarted T/C 1801. 1145-1146 TOTAL UNDER 1 HOUR 2,559 FLARING EVENTS GREATER THAN 1 HOUR 11/13/96 0320-0600 880 Depressured 4C commonline for maintenance. PLANNED Completed depressuring. TOTAL OVER 1 HOUR. 880 Flared _ Pllot/Purge Continuous Assist TOTAL FLARED 3,439 18,857 4 22,300 ALASKA OIL AND GA5 CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION Facility Operator Field(s) Month/Year of Disposition i7.,OW STATION 2 ARCO ALASKA, INC. IiAS'ITRN OPLiRATING ARl3A-PBiJ UCt-96 • I~ J Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 4,648 4. Flared or vented greater than 1 hour (Supplemental report required--See 20 AAC 25.235) 0 5. Pilot and Purge 19,735 6. Used for lease operations Fuel Assist 844,748 27 7.Other 0 TOTAL items 1- 7 869,158 8. NGL gas equivalent produced `` , ~ _ ., ~ "' '~;~ ~„~ 0 9. Purchased gas 0 10. Transferred from: CGF '~ ~~ 407,693 11. Transferred to: CCP 22,328,546 Remarks: i herehv certif~y~t/h~at th foregoing is tme and correct. to the hest of my knowledge. Signature: ~-'~1 Title: SUPERVISOR orm iv-4~~ ~xevise *Indicate contribution of each pool to total. Pool Name Code Percent PRIJDIiOF 640150 100 Official Use Onl --Flarin Authorization > 1 hr. 1. Safety MCF 2. Lease Use MCF 3. Conserv. Purposes MCF Commissioner Date Note: A~olumes must be correct 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. s"~~ wa,_ ~,r.., d~~M,.il ~.,~.: t..~ s e..~ c-:~ .~> ~~ ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION #2 OCTOBER 1996 • DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE PLANNED UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN 1 HOUR 10/08/98 1300-1325 250 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. 10!10!96 0945-0949 310 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut 11-34 choke and (Intermittent 31 min.) shut in 11-34. 10/10/98 0650-06513 60 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut choke on 4-24 10/12/96 1004-1017 130 10/18/96 1638-1653 150 10/17/96 0823-0832 90 10/24/98 0745-0746 214 10124/98 1752-1845 810 10/24/98 1900-1958 580 10/28/96 0014-0025 110 10/28/98 1706.1722 160 . 10/28/98 18131-8140 270 10/28/98 2234-0020 534 10/28/96 2234-0020 461 10/29/98 1120-1138 122 10/29/98 1120-1138 127 10/30/96 0232-0254 240 0257-0259 10/31/96 2324-2333 250 2335-2351 Gas transit system overpressure balking flow station out. CCP UNPLANNED bst 1813 T/C. Excessive gas rates into facility. UNPLANNED Excessive gas rates into facility. UNPLANNED Tested STV flare for maintenance. PLANNED T/C 1804 shutdown due to a UPS (instrumentation) problem. UNPLANNED T/C 1804 shutdown due to a UPS (instrumentation) problem. UNPLANNED Gas transit system overpressure backing flow station out. UNPLANNED Gas transit system overpressure balking fbw station out. UNPLANNED Gas transit system overpressure balking flow station out. UNPLANNED T/C 1801 shutdown on low hydraulic supply pressure. UNPLANNED Flare assist gas due to 1801 shutdown. UNPLANNED T/C 1801 start up and load switched from 1802 to 1801. PLANNED Flared during compressor swap from 1802 to 1801 following UNPLANNED repairs. (Black smoke incident) Gas transit system overpressure backing flow station out. FS 1 UNPLANNED pressure at 580#. EOC reduing FS 1 rates Gas transit system overpressure backing Flow Station out. UNPLANNED $ shut in 4-24. Reduced inlet gas rates; EOA $ WOA cut gas. Reduced inlet gas rates; cut 3-36 $ 4-3 wells. Reduced inlet gas rates; cut 4-24. Completed flare testing. Corrected problem and restarted 1804 T/C. Corrected problem and restarted 1804 TlC. Reduced inlet gas rates; shut in 4-3. Reduced inlet gas rates; shut in 4-1 $ 9-7. Reduced inlet gas rates; shut in 11-8,9-2,9-29. Started T/C 1802. Started T/C 1802. Finished switching k>ads. Completed swap. EOC reducng gas rates at FS 1. Reduced inlet gas rates. Shut in 11-13 per EOC. TOTAL UNDER 1 HOUR 4, 648 ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION If2 OCTOBER 1996 PLANNED 1 TAKEN TO ELIMINATE CAUSE FLARING EVENTS GREATER THAN 1 HOUR 0 E i W ~ m a~ ~ r m ~..~ f'7 • TOTAL OVER 1 HOUR 0 V > ~ '~'~' ts 1yj, o e GIG a ° Flared 4,648 a PIIoVPurgs 19,735 Continuous Assist ~ TOTAL FLARED 24,410 r~ ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION Facility Operator Field(s) Month/Year of Disposition IT.,OW STATION 2 ARCO ALASKA, INC. EASTERN OPERATING AREA-PBtJ Se -96 Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 10,207 4. Flared or vented frreater than 1 hour (Supplemental report required--See 20 AAC 25.235) 1,670 5. Pilot and Pure 18,747 6. Used for lease operations Fuel Assist 786,471 4 7.Other 0 TOTAL items 1 - 7 817,099 8. NGL Aas equivalent produced 0 9. Purchased ~as 0 10. Transferred from: CGF 368,047 11. Transferred to: CCP 19,726,707 Remarks: i herehv certifiv that. t f~re¢oing is m~e and correct. to the hest of my knowled¢e. Signature: ~ /~ ~~ Title: SUPERVISOR orm evtse *Indicate contribution of each pool to total. Pool Name Code Percent PRt1DIi0E 640150 100 Official Use Onl --Flarin Authorization > 1 hr. 1. Safety MCF 2. Lease Use MCF 3. Conserv. Purposes MCF Commissioner Date pressure of 14.65 Asia 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. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING fl~CIDENTS FLOW STATION ff2 SEPTEMBER 1996 PLANNED DATE TflYIE VOLUME MCF DESCRIPTION OF INCIDENTS A CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN 1 HOUR 09/02/96 1831-1844 130 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; shut in 3-22 & 4-21. 09/03/96 0436-0440 90 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; pinch 9.51 choke to 0443-0448 minimum 30° from 90°. 09/06/96 1440-1536 560 Gas transit system overpressure balking flow station out. UNPLANNED Cut gas at other facilities. 09/08/96 1512-1605 530 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut 11-24 choke. 09/10/96 1720-1750 6,354 T/C 1803 shutdown due to mechanical problem. UNPLANNED Restarted T/C 1803. ~$ ?.~ 09/10/96 1720-1750 48 T/C 1803 shutdown due to mechanical problem. UNPLANNED Restarted T/C 1803. ~-_~~ 09/13/96 1711-1712 3 Swapping loads from 1801 T/C to 1802 T/C. UNPLANNED --°- _, Loaded 1802 T/C. ``~"`~ ~' -~ 09/14/96 0330-0440 48 Facility maintenance; depressure "C" train slugcatcher. PLANNED Completed depressuring. ~_~~ ?.:._ _ - 09/14/96 0355-0400 60 Shutdown T/C 1803 for maintenance. PLANNED Completed depressuring. ;,.=R~ ~.,. 09/14/96 1431-1442 55 Started T/C 16-1803. PLANNED Started T/C 16-1803. `- 09/14/96 1530-1535 60 T/C 1804 shutdown for maintenance. PLANNED Completed depressuring. 09/14/96 1620-1624 21 T/C 1804 shutdown for maintenance. PLANNED Completed depressuring. 09/15/96 1328-1339 58 Started 16-1804 T/C. PLANNED Started T/C 16-1804 09/21 /96 2116-2138 220 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut balk 11-34. 09/24/96 0825-0832 110 Gas transit system overpressure backing flow station out due UNPLANNED Reduced inlet gas rates. 0834-0843 to increase in ambient temps. 09/25/96 0038-0058 200 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut choke 4-24 to min. 09/25/96 0754-0813 190 Gas transfl system overpressure balking flow station out. UNPLANNED Reduced inlet gas rates; cut choke 4-1 to min. 09/28/96 0126-0221 970 T/C 1803 shutdown due to to anti ioe supply valve problems. UNPLANNED Restarted T/C 1803. 09/28/96 2210-2227 170 Gas transit system overpressure backing flow station out. UNPLANNED Cut chokes 9-51 & 4-24 to minimum. 09/29/96 0228-0243 150 Gas transit system overpressure backing flow station out. UNPLANNED Cut choke 4-24 to minimum. CGF bst booster 1802. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING HV~YDENTS FLOW STATION t12 SEPTEMBER 1996 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS 8 CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 09/29/98 2119-2137 180 Electrical malfunction at CGF. UNPLANNED Cut chokes 9-51 & 4-24 to minimum. TOTAL UNDER 1 HOUR 10;207 • FLARING EVENTS GREATER THAN 1 HOUR 09/28/96 0427-0533 09/28/96 0859-1143 (Intermittent 101 min) TOTAL OVER 1 HOUR 1, 670 680 Gas transit system overpressure backing flow station out. CGF lost booster 1802. 1,010 Gas transit system overpressure backing How station out. CCP T/C 1801 shutdown. Flared 11, 877 PiloUPurge 18,747 Continuous Assist 4 TOTAL FLARED 30,628 UNPLANNED CGF booster restarted. UNPLANNED Reduced inlet gas rates; cut 9-51 $ 4-1 to min. ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION Facility Operator Field(s) Month/Year of Disposition FLOW STATION 2 ARCO ALASKA, INC. EASTERN OPERATING AREA-PBU Au -96 Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 8,454 4. Flared or vented greater than 1 hour (Supplemental report required--See 20 AAC 25.235) 31,714 5. Pilot and Purge 19,569 6. Used for lease operations Fuel Assist 772,204 13 7.Other 0 TOTAL items 1 - 7 831,954 8. NGL gas equivalent produced 0 9. Purchased gas 0 10. Transferred from: CGF 370,333 11. Transferred to: CCP 19,780,637 Remarks: I herehv certify that the foregoin¢ is tnie and correct to the hest of my knowled¢e. Signature: ~ Title: SUPERVISOR ~~ ~Gt~ `~rt~ ~Z~ orm - evtse *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 .Official Use Onl --Flarin Authorization > 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. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION 112 AUGUST 1996 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN 1 HOUR 08/02/96 0830-0840 47 T/C 1802 shutdown on high vibration.. UNPLANNED Replaced case vibration probe & restarted 1803. 08/03/96 0755-0808 210 Gas transfl system overpressure, backing flow station out. UNPLANNED Reduced inlet gas, cut at other facilities. 0812-0820 08/03/96 2250-2316 260 Gas transit system overpressure, backing flow station out. UNPLANNED Reduced inlet gas; shut in well 11-13. 08/05/96 1534-1539 50 Gas transit system overpressure, backing flow station out. UNPLANNED CGF lost T/C 1884. 08/06/96 0530-1903 108 T/C 1803 shutdown for maintenance. PLANNED Restarted T/C 1803. (intermittent 11 min) 08/08/96 1652-1654 50 Excessive inlet gas rates into facility. UNPLANNED Reduced inlet gas rates. EOC making gas cuts at 1707-1710 FS 1 & 3. Also cut 4-24's choke to minimum. 08/09/96 1041-1045 320 Excessive inlet gas rates into facility. BP is bring on line a GC 1 UNPLANNED Reduced inlet gas rates. EOC making cuts at FS1 1046-1 114 train and GC 2. and FS 3. Also cut 4-24's choke to minimu, shut-in 11-34, 11-6 cut to minimum choke. 08/13/96 0017-0058 410 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. Reduced 11-5 to min. GC3 gringing back a gas compressor. 08/13/96 1306-1401 354 Facility maintenance. Depressured C Treater to change a blind PLANNED Facility maintenance completed. Finished flange leak. depressuring all through the Kaldair. 08/14/96 1419-1424 50 Gas transit system overpressure backing flow station out. UNPLANNED Pinched back 11-13 to minimum. 08/16/96 0219-0230 340 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. 0238-0301 FS 3 bringing on wells after common line repair. 08/16/96 0809-0823 250 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; stepped chokes down 0825-0836 11-13, 11-34 also 5 wells shut in EOANVOA. 08/16/96 1230-1239 13 T/C 1801 shutdown for repair. UNPLANNED Started T/C 1802. 08/16/96 1542.1543 20 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; shut in 4-21, 11-6, 1544-1545 choke reduced to 60 degrees, 11-8 choke to 8°. 08/17/96 0905-0918 130 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. 11-13 choke to min. Shut-in WGI 8 for a choke change. 08/17/96 1437-1511 320 Gas transit system overpressure backing flow station out. UNPLANNED Choke on 11-13 to min, 4-21 choke to 35°. (Intermittent 32 min) ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION ff2 AUGUST 1996 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 08/1 8/98 1213-1232 190 Gas transit system overpressure backing flow staton out. UNPLANNED Reduced inlet gas rates; shut in 11-34. 08120198 1218-1221 50 Gas transit system overpressure backing flow staton out. UNPLANNED Reduced inlet gas rates; shut in 11-34. 08/20/98 1815-1852 4,907 T/C 1803 shutdown on high vibration. UNPLANNED Started T/C 1803 08/20/98 1830-1838 46 T/C 1803 shutdown on high vibration. UNPLANNED Purge to the Kaldair & restarted T/C 1803. 08/28/96 1103-1106 130 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. EOC cut high GOR wells 1109-1119 CCP T/C 1813 shutdown causing the FSIM to increase. at other facilities & 1813 at CCP was started. 08/27/98 1627-1829 8 Shutdown T/C 1802 due to oil leak. UNPLANNED Started T!C 1801 08/28/98 1354-1414 58 T/C 1802 shutdown for maintenance. PLANNED Facility maintenance completed. 08/28/96 1354-1400 55 T/C 1801 shutdown for maintenance. PLANNED Started T/C 1802. 08/30/96 1201-1209 80 Gas transit system overpressure backing flow station out. UNPLANNED Shut in 70mmscf until problems at gas plants resolved. TOTAL UNDER 1 HOUR 9,454 FLARING EVENTS GREATER THAN 1 HOUR 08/01/96 0848-1000 65 Depressured commonline 4B for drillsite work. PLANNED Completed depressuring C/L 4B. 08/02/96 0845-0840 14,375 T/C 1803 shutdown on high vibration. UNPLANNED Shut in 4-36,4-7,9-13,11-24,9-51,3-28, Replaced case vibration probe. 08/21/98 0750-0924 16,384 T/C 1803 shutdown on high vibration. UNPLANNED Began cutting wells at 0784 until 0924 and we were off flares. 08121!96 1243-152(1 107 Assist gas volume for three attempted starts on T/C 1803. UNPLANNED Completed 16-1803 start up. (Intermittent 112 min) 08/22/98 1010-1739 783 Working on T/C 1803, starting & stopping turbine. UNPLANNED Started T/C 1803. Turbine controls repaired (Intermittent 271 mfn) and system returned to normal. TOTAL OVER 1 HOUR 31,714 Flared 40,169 PilotlPurge 19, 569 Continuous Assist ]~ TOTAL FLARED 59, 750 ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION Facility Operator Field(s) Month/Year of Disposition FLOW STATION 2 ARCO ALASKA, INC. EASTERN OPERATING AREA-PBU Jul-96 u Disposition 1. Sold 0 2. Reiniected 0 3. Flared or vented less than 1 hour 17,259 4. Flared or vented greater than 1 hour (Supplemental report required--See 20 AAC 25.235) 2,110 5. Pilot and Purge 19,195 6. Used for lease operations Fuel Assist 840,120 3 7.Other 0 TOTAL items 1- 7 878,687 8. NGL gas equivalent produced 0 9. Purchased gas 0 10. Transferred from: CGF 428,648 11. Transferred to: CCP 20,678,250 Remarks: i herehv cert.ifv that. the fnreg~ing is tn~e and correct to the hest ~f my knowled¢e. Signature: ~(~~,,n~~.~, I~~,~1~-O'm~.~Title: SUPERVISOR orm iu-4~l ~xevise *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 i00 OfficialUse On1 --Flaring Authorization > 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. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION #2 JULY 1996 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN 1 HOUR 07/01/96 1248-1259 200 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas; shut in 11-9. 1325-1334 07!02/96 0741-0748 70 Gas transit system overpressure backing flow station out due UNPLANNED Reduced inlet gas; cut choke on 11-9. • to high ambient temps. 07/02/96 2253-2310 170 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas; cut choke on 11-9. 07/03/96 0345-0359 140 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas; cut choke on 11-9. 07/03/96 0429-0448 190 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas; cut choke on 11-16. 07!03!96 0902-0954 520 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas; cut choke on 11-6. 07/07/96 1850-1941 510 T/C 1803 shutdown on high vibration. UNPLANNED Restarted T/C 1603. 07/10/96 1613-1630 91 T/C 1801 shutdown for inspection. PLANNED Restarted T/C 1802. 07/12/96 1344-1422 7,368 T/C 1803 shutdown on high vibration. UNPLANNED Restarted T/C 1803. 07/12/96 1403-1415 48 T/C 1803 shutdown on high vibration. UNPLANNED Restarted T/C 1803. 07/13/96 1113-1117 40 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; shut in 4-3 per EOC. 07/13/96 2251-2340 140 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut back 3-22 and (Intermittent 14 min) 16-24. EOC had CCP ramp up. 07/14/96 0927-0936 90 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; reduced 11-24 to min. 07/14/96 1201-1253 420 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; shut in 11-1 per EOC. (Intermittent 42 min) 07/15/96 0047-0101 140 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; reduced 4-3 to min. 07/15/96 0431-0434 30 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut back 4-3 per EOC. 07/15/96 0747-0755 330 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; shut in 4-3 per EOC. 0908-0933 07/1 6/96 0810-0814 80 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; shut in 4-3 & 4-24. 1033-1037 07/16/96 1425-1440 150 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut at FS 1 & BP. ARCO ALASKA, INC. CONSERVATION ORDER NO. 219 GAS FLARING INCIDENTS FLOW STATION #2 JULY 1996 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 07/16/96 1946-2020 340 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; shut in 4-24 and cut 11-24 to minimum. 07/17/96 1745-1758 69 Process upset in gas section of facility. Flare controller opened UNPLANNED Stabilized facility process and operation. Raised due to low set point crude sure drum. set point to stop flare. 07/18/96 1021-1022 120 Gas transit system overpressure backing flow station out. UNPLANNED Shut in 4-3. • 1023-1034 07/18/96 1226-1227 430 Gas transit system overpressure backing flow station out. UNPLANNED Cut 11-13 back to min. choke. (Intermittent 43 min) 07/18/96 1350-1405 150 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut back 4-24 to min. 07/18/96 2118-2126 80 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut back 4-24 to min. 07/19/96 0412-0423 110 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut back 11-13, 4-24. 07/20/96 1441-1448 160 Gas transit system overpressure backing flow station out. UNPLANNED Cut 4-3 back then shut in. 1452-1501 07/21/96 1126-1147 210 Gas transit system overpressure backing flow station out. UNPLANNED Shut in 4-24, cut 4-21 to 30`. 07/21/96 1648-1708 200 Gas transit system overpressure backing flow station out. CGF UNPLANNED Cut 4-24 choke to 25 degrees then shut in t1-9 Refer compressor 1806 shutdown. choke to 30 degrees. 07/22/96 2204-2209 50 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut back 4-24 per EOC and shut in 11-9. 07/23/96 0330-0345 200 Gas transit system overpressure backing flow station out. UNPLANNED EOC Reduced rates at FS1 and BP. 0359-0404 07/24/96 1208-1212 220 Gas transit system overpressure backing flow station out. UNPLANNED Cut back 11-13 to minimum. 1213-1231 07/26/96 0058-0128 4,173 T/C 1803 shutdown on high vibration. UNPLANNED Restarted T/C 1803. TOTAL UNDER 1 HOUR 17,259 FLARING EVENTS GREATER THAN 1 HOUR 07/02/96 1320-1437 700 Gas transit system overpressure backing flow station out due UNPLANNED Reduced inlet gas; cut choke on 4-24. (Intermittent 7o min) to high ambient temps. ARCO ALASKA, INC. CONSERVATION ORDER NO. 219 GAS FLARING INCIDENTS FLOW STATION #2 JULY 1996 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 07/14/96 1357-1507 700 Gas transit system overpressure backing flow station out. UNPLANNED Testing at CCP and CGF, finally stabilized line pressure. 07/23/96 1546-1702 710 Gas transit system overpressure backing flow station out (Intermittent 71 min) TOTAL OVER 1 HOUR 2,110 • Flared 19, 369 PiloUPurge 19,195 Continuous Assist 3 TOTAL FLARED 38,567 UNPLANNED Shut in 4-24; cut 11-34 ~ 4-21. i ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION Facility Operator Field(s) Month/Year of Disposition ii.OW STATION 2 ARCO AL:ASKA, INC. L,ASTERN OPF.,RATiNG AREA-PBLI Jun-96 Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 6,281 4. Flared or vented greater than 1 hour (Supplemental report required--See 20 AAC 25.235) 19,945 5. Pilot and Purge 18,682 6. Used for lease operations Fuel Assist 835,349 2 867 7.Other 0 TOTAL items 1 - 7 883,1.24 8. NGL gas equivalent produced U 9. Purchased gas 0 10. Transferred from: CGF 439,882 11. Transferred to: CCP 20,357,69.5 Remarks: T herehv certify that. the foregoing is tnte and correct to the hest of my knowledge. Signature: , Title: SUPERVISOR orm evise *Indicate contribution of each pool to total. Pool Name Code Percent PRI?DI30E 640150 100 Official Use Onl --Flarin Authorization > 1 hr. 1. Safety MCF 2. Lease Use MCF 3. Conserv. Purposes MCF Commissioner Date presstue of 14.65 psia and to a temperattu~e of 60 degrees F. Report due by the 20th of the month following the month of disposition. Authority 20 AAC 25.235. ARCO ALASKA, INC. CONSERVATION ORDER NO.219 GAS FLARING INCIDENTS FLOW STATION #2 JUNE 1996 PLANNED DATE 71ME VOLUME MCF DESCRIPTION OF INCIDENTS 8 CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN 1 HOUR 06/01/96 0126-0144 43 16-1802 instrument problems. UNPLANNED Corrected instrumentation problem. (Intermittent 12 min) 06/01 /96 1343-1415 260 Gas transit system overpressure backing flow station out. UNPLANNED Shut in 4-13, EOC is making other facility cuts. • (Intermittent 26 min) 06/02/96 2223-2228 8 1801 IP compressor problem. UNPLANNED Corrected problem. 06/03/96 0942-1044 500 Gas transit system overpressure backing flow station out. UNPLANNED Cut 10 MM from 4-3 & FS1 8 FS3 made cuts. (Intermittent 50 min) Ambient temp increased. 06/03/96 1856-1858 17 1801 speed control problem. UNPLANNED Corrected problem. 1903-1904 06/04/96 1247-1302 160 Gas transit system overpressure backing flow station out. UNPLANNED Reduced gas rates; FS1 &FS3 made cuts. 1344-1345 06/05/96 0812-0902 460 Gas transit system overpressure backing flow station out. UNPLANNED Reduced gas rates; shut in 4-3. (Intermittent 46 min) 06/05/96 1447-1519 270 Gas transit system overpressure backing flow station oul. UNPLANNED Reduced gas rates; cut gas at other facilities. (Intermittent 27 min) 06/06/96 0203-0300 210 Gas transit system overpressure backing How station out. UNPLANNED Cut 4-3 back to minimum choke. (Intermittent 21 min) CGF lost a hot oil heater. • 06/07/ G i i 96 1217-1224 60 as trans t system overpressure backing flow stat on out. UNPLANNED Cut 4-3 bads to minimum choke. 06/08/96 0910-0926 160 Gas transft system overpressure backing flow station out. UNPLANNED Cut 4-3 back to minimum choke. 06/09/96 0635-0644 90 Gas transit system overpressure balking flow station out. UNPLANNED Cut 4-3 bads to minimum choke. 06/09/96 0121-0124 30 Gas transit system overpressure balking flow station out. UNPLANNED Shut in 4-3. 06/10/96 2337-2353 160 Gas transit system overpressure balking flow station out. UNPLANNED Cut 4-3 balk to minimum choke. 06/11/96 0918-0933 150 Gas transit system overpressure balking flow station out. UNPLANNED Reduced inlet gas rates. Shut in 4-3, 4-1, 11-9, 11-13. 06/14/96 1906-1911 210 Gas transit system overpressure baddng flow station out. UNPLANNED Reduced inlet gas rates. 1926-1942 06/15/96 1913-2002 490 Gas transit system overpressure balking flow station out. UNPLANNED Reduced inlet gas rates. Shut in 4-24 and 11-9. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION #2 JUNE 1996 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 06/16/96 1342-1349 40 Process upset in gas section of facility. UNPLANNED Stabilized facility process and operation. 06/17/96 2232-2245 130 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. Cut back 11-9 and 4-24. 06/19/96 0741-0812 310 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. Shut in 4-3, Cut 4-24's choke to min., EOC cut at FS 1 & 3. Cut 11-6. • 06/20/96 1402-1403 83 Process upset in oil section of facility. Flare controller set UNPLANNED Raised flare controller set point to normal and 1404-1409 too low. 'B' HP. stopped flaring. 06/21/96 0410-0442 80 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. Reduced 1t-9 t o (Intermlttent 8 min) minimum as per EOC. 06/21 /96 1619-1623 360 Set point for emergency flare set too low. UNPLANNED Raised set point to 690 psig. 06/21/96 2046-2116 260 Excessive inlet gas rates into facility. Process upset in gas UNPLANNED Reduced inlet gas rates; cut 11-4, 16-20,21, (Intermlttent 26 min) section of facility. & 4-2. 06/23/96 0023-0113 500 Gas transit system overpressure backing flow station out. CCP UNPLANNED CCP rebaded and relieved the line pressure (also unloaded a tandem comp. reduced 11-9 to minimum per EOC). 06/23/96 0411-0426 150 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. Reduced 11-9 to minimum choke as per EOC. 06/24/96 2245-2251 60 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. Reduced 11-9 to minimum per EOC. • 06/25/96 0118-0126 80 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. Reduced 11-6 to minimum as per EOC. 06/25/96 2145-2153 80 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. Reduced 11-9 choke. 06/26/96 0536-0620 120 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut 11-13 to minimum. (Intermlttent 12 min) 06/27/96 0535-0546 110 Gas transit system overpressure backing How station out. UNPLANNED Reduced inlet gas rates; cut 11-13 to minimum. 06/28/96 0222-0234 120 Gas transit system overpressure backing How station out. UNPLANNED Reduced inlet gas rates; cut 11-13 to minimum. 06/28/96 2211-2218 170 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut 11-13 to minimum. 2240-2250 06/29/96 1136-1141 50 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut 4-24 12 mmscfd. 06/30/96 1216-1234 180 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut 4-24 25 mmscfd. ARCO ALASKA, INC. w CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION #2 JUNE 1996 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 06/30/96 2224-2236 120 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut 11-9 to minimum. TOTAL UNDER 1 HOUR 6,281 FLARING EVENTS GREATER THAN 1 HOUR • 06/21/96 1837-2145 279 T/C shut down due to high exhaust temperature. PLANNED Restarted T.C 1803. Kaldair purges and depressuring for 5 starts. 06/21/96 1837-2045 18,176 T/C shut down due to high exhaust temperature. UNPLANNED Reduced inlet gas rates. Shut in Wells. Cut 26 wells at DS 3, 4, 9, 11, 16, & 17. 06/24/96 0853-0955 620 Shut down T/C 1801 for high vibration UNPLANNED Started T/C 1802. 06/29/96 1305-1444 870 Gas transit system overpressure backing flow station out. UNPLANNED Cut 4-1, 11-13 to minimum for 25 mmscfd. (Intermittent 87 min) Refrigeration machine shut down at CGF. TOTAL OVER 1 HOUR 19,945 Flared 26,226 PiloUPurge 18, 682 Continuous Assist 2.867 • TOTAL FLARED 47, 77 S ALASKA OIL AND GAS CONSERVATION COMMISSION • FACILITY REPORT OF PRODUCED GAS DISPOSITION Facility Operator Field(s) Month/Year of Disposition FLOW STATION 2 ARCO ALASKA, INC. r.ASTERN OPIiRATiNG AREA-PBL1 Ma -9b Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 14,357 4. Flared or vented ;treater than 1 hour (Su plemental report aired--See 20 AAC 25.235) 4,514 5. Pilot and Pure 19,344 6. Used for lease operations Fuel Assist 82b,b57 7 7.Other 0 TOTAL items 1 - 7 $64,879 8. NGL gas equivalent produced 0 9. Purchased >;as 0 10. Transferred from: CGF 454,587 11. Transferred to: CCP 21,111,996 Remarks: i hereby certify that. the f~re¢oina is trne and correct to the hest of my knowledge. Signature: Title: SUPERVISOR orm evise *Indicate contribution of each pool to total. Pool Name Code Percent PRI?DIIOF:; fi4015f) l00 Official Use Onl --Flarin Authorization > 1 hr. 1. Safety MCF 2. Lease Use MCF 3. Conserv. Purposes MCF Commissioner Date pressure of 14.65 Asia and to a temperattu~e of 60 degrees F. Report due by the 20th of the month following the month of disposition. Authority 20 AAC 25.235. 0 . ® N . y ~ W ` ,,.° _ _ cif U .,.~ ~..._ a~ ui ~ c ~ ~ ~ T'~- r C.7 %') ` ` J ~a - 'Q G c'e .. C:1 .. ~y ~' "o' ~~ M a ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION #2 MAY 1996 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN 1 HOUR 05/05/96 0520.061.9 101 Depressured 16/17C for repair work. PLANNED Completed 16/17 depressure. 05/05/96 1407-1417 90 Gas transit system overpressure backing FS out. UNPLANNED Cut 11-34 choke; reduced inlet gas rates. 05/06/96 0300-0315 75 Shutdown T/C 1803 for maintenance. PLANNED Compressor depressured. 05/06/96 1920-1935 843 Fuel gas calibration and water wash on 16-1803. PLANNED Completed maintenance. 2023-2046 05/08/96 1732-1757 250 Gas transit system overpressure backing FS out. UNPLANNED EOC cut at FS1. 05/10/96 0420-0457 6,537 T/C 1804 shutdown due to instability in process after 1803 shutdown (Black Smoke). UNPLANNED Shut in t 1-17,4-1,11-24 to reduce black smoke; reduced inlet gas; restarted 1804. 05/10/96 0334-0425 5,758 T/C 1803 shutdown on high vibration. UNPLANNED Restarted 1803 T/C. 05/14/96 1813-1817 270 Gas transit system overpressure backing FS out. UNPLANNED Cut 4-24, 11-17, 11-13. 1833-1856 05/1 5/96 1953-1941 80 Gas transit system overpressure backing Flow Station out. UNPLANNED Shut in 4-24. 2223-2237 140 Gas transit system overpressure backing Flow Station out. UNPLANNED Cut 4-1. EOC had FS3/FS1 cut. Flow 3 shut down AL Compressor. • 05/26/96 0517-0528 110 Gas transit system overpressure backing Fbw Station out. UNPLANNED Reduced inlet gas rates. Cutting gas at FS1&3. 05/28/96 0939-0944 50 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. BP shut in 3 wells. FS3 shut in 2 wells. FS 2 cut back 4-1 choke. 05/28/96 1229-1231 30 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. FS1 shut in 2 wells. 1235-1236 FS2 shut in 4-1. 05/28/96 1326-1327 4 Shut down T/C 1801 for 1802. Process upset in gas section UNPLANNED Started TIC 1802. of faality. 1801 shutdown for 1000 hrs pm work. 05/31/96 2126-2128 19 T/C 1802 shutdown due to speed control problems. UNPLANNED Corrected speed control problem and restarted. TOTAL UNDER 1 HOUR 14,357 ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING MIC{DENTS FLOW STATION #2 MAY 1996 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS 8~ CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS GREATER THAN 1 HOUR 05/02/96 1124-1501 05/04!96 0950-1230 05!04196 1230-1345 {Intermittent 71 min) 05/07/96 1221-1649 (Intermittent 188 min) 626 Depressured C/L 9B & C/L 9E to repair leaking bleed ring. 861 Depressure 16/17C for commonline repairs. 710 Gas transit system overpressure back FS out. 2.317 Shutdown T/C 1804 for water wash. PLANNED Depressuring completed. PLANNED Completed depressuring commonline. UNPLANNED Cut choke on 11-34 . PLANNED Completed water wash & restarted 1804 T/C. TOTAL OVER 1 HOUR 4,514 Flared PilotiPurge Continuous Assist TOTAL FLARED 18,871 19,344 Z 38,222 0 %n :n ~."~ °' ~ ~ `--- Ri - :r y f ° ry y~ ~ t ! -'~ ~_ .]G N a ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION • Facility Operator Field(s) Month/Yeaz of Disposition FLOW STATION 2 ARCO ALASKA, INC. EASTERN OPERATING AREA-PBU Apr-96 Disposition 1. Sold p 2. Reinjected 0 3. Flazed or vented less than 1 hour 5,451 4. Flared or vented greater than 1 hour (Supplemental re rtrequjred--See 20 AAC 25.235) 3,341 5. Pilot and Purge 19,271 6. Used for lease operations Fuel Assist 835,815 1082 7.Other 0 TOTAL items 1 - 7 864,960 8. NGL gas equivalent produced p 9. Purchased gas 0 10. Transferred from: CGF 439,887 11. Transferred to: CCP 20,617,836 Remarkc~ T herehv cxrtifv that the f~reQning is trne anel crtrrect to the: lxct of my kn~wlP,rTQe. Signature: ~~ Title: SUPERVISOR a vaui av--v~.~ \a~cvaxu'n7.lJ *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 RECEIVED MAY 1 196 Alask Oil & Gas Ca s. Commiss on A 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. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING MCIDENTS RECEIVED FLOW STATION ik2 ``jjA 1YIH~ ~ 6 1996 APRIL 1996 PLANNED ~~~~ Q(( $e Gas Cans. Cnmmisslatl DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS 1{ CAUSE UNPLANNED AC ION TAKEN ATE CAUSE FLARING EVENTS LESS THAN 1 HOUR 04/03/96 1600-1635 190 Gas transit system overpressure backing FS out. Excessive UNPLANNED Reduced inlet gas rates. Shut in 4-1. (Intermittent 19 min.) inlet gas rates into facility. 04/05/96 1340-1344 40 Gas transit system overpressure backing FS out. UNPLANNED Reduced inlet gas rates. Cut 4-1 $ 4-3 to min. • 04/06/96 1549-1552 30 Gas transit system overpressure backing FS out. UNPLANNED Reduced inlet gas rates. Cut 4-1 $ 4-3 to min. 04!07/96 1613-1647 340 Gas transit system overpressure backing FS out. UNPLANNED Reduced inlet gas rates. Cut 11-17 $ 4-1 to min. 04/09/96 0547-0551 60 Gas transit system overpressure backing FS out. Excessive UNPLANNED Reduced inlet gas rates. Cut 11-6 to min. 0554-0556 inlet gas rates into facility. CGF shutdown booster 1802 and CCP shutdown 1811. 04/09/96 1723-1751 490 Instrumentation maHundion at CGF. UNPLANNED Reduced inlet gas rates. Corrected E$I failure 1755-1816 at CGF. Shut-in 11-6 $ 11-13. 04/10/96 1227-1248 210 Instrumentation malfunction at CCP's T/C 1809. UNPLANNED Reduced inlet gas rates. Cut 11.6 to min. 04/11/96 1813-1841 400 Gas transit system overpressure backing FS out. UNPLANNED Reduced inlet gas rates. Cut 4-1 to min. 1844-1856 04/11/96 2147-2157 100 Gas transit system overpressure backing FS out. UNPLANNED Reduced inlet gas rates. 04/12/96 0758-0803 80 Instrumentation maMundion at CGF. UNPLANNED Reduced inlet gas rates. 0805-0808 • 04/12/98 1108-1131 230 LTS#3 shutdown at CGF. UNPLANNED Reduced inlet gas rates. Cut 4-3 $ 11-6 to min. 04/12/96 2230-2257 416 T/C 1801 shutdown on high vibration. UNPLANNED Started T/C 1802. 04/13/96 0003-0013 133 T/C 1801 shutdown on high vibration. UNPLANNED Restarted T!C 1802. 04/13/96 1510.1522 400 Instrumentation malfundion at other facility. UNPLANNED Reduced inlet gas rates. Cut 4-1 $ 11-24 1524-1552 to min. 04/16/96 1843-1853 100 CCP's T/C 1812 shutdown due to electrical malfunction. UNPLANNED Reduced inlet gas rates. Cut 4-1, 11-17 $ 11-24 to min. 04/21 /96 2300-2320 244 Bull plug leak on 16/17C commonline, gas only. UNPLANNED Isolated and repaired leak. 04/22/96 2120-2130 15 T/C 1803 shutdown for maintenance. PLANNED Stabilized facility process $ operation. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION 1f2 APRIL 1996 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS 3 CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 04122/96 2133.2142 78 T/C 1803 shutdown for maintenance. PLANNED Train depressured. 04/24/96 0039-0043 60 Excessive inlet gas rates into facility UNPLANNED Shut in 9-35, 9-45, 9-13, 9-1. 0045-0047 04/24/96 1248-1304 152 Started and depressured T/C 1803 2 complete times. PLANNED Stopped the restarts. 2021-2035 • 04/24/96 2021.2032 57 Put T/C 1803 in crank for attempted restart. PLANNED Completed trial. 2034-2035 04/25!96 1103-1112 200 Overpressure plant due to excess gas received during smart UNPLANNED Shut-in 4-46, 9.11, 9-27, and 16-17 to 1113-1124 pigging operations. make room. 04!25198 1404-1436 78 Tried to start T/C 1803. PLANNED Finished attempt and depressured. 04/25/96 1535-1555 200 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Shut-in 3-8 as Gas received during smart pigging operation. per EOC 04/25/96 1600-1630 78 Starting motors on 1803 T/C. PLANNED 1803 T/C started. 04/26/96 1116-1129 380 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Pinched 11-24 and 1130-1155 Backed out by sweep gas from smart pigging job on 3A 18/17 shut-in 11-5 as per EOC. Commonline. 04/28/96 0940-0947 28 Shutdown T/C 1802 for back-up. Swapping T/C 1801 for 1802 PLANNED Started T/C 1801. 1801 on line 1802 shutdown. • 04/28/96 1121-1130 90 Gas transit system overpressure back Flow Station out. UNPLANNED Reduced inlet gas rates. Shut in 4-1 as per EOC. 04/29/98 0947-0958 110 Excessive inlet gas rates into facility UNPLANNED Reduced inlet gas rates. Pinched back 11-27, which was the most recent well. 04/29/96 1441-1449 250 Gas transit system overpressure backing Fbw Station out. UNPLANNED Reduced inlet gas rates. Shut-in 11-27, and (Intermittent 25 min.) cut bads 4-24 and 4-3 as per EOC. High transit pressure CGF Booster shutdown. 04/29/96 1735-1750 150 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 4-24 to minimum as per EOC. Field coming up after Booster start. 04/30/98 1814-1821 70 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut back 4-3 recently brought up. a ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING MIgDENTS FLOW STATION tl~2 APRIL 1996 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS d~ CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE TOTALUNDERIHOUR 5,451 FLARING EVENTS GREATER THAN 1 HOUR 04/03/96 0845-1055 04/23/96 04/24/98 04/27/96 04/27/96 2100-2235 1100-1310 2100-2337 2100-2337 330 380 153 794 1,121 563 Process upset in oil section of facility. Depressure "B" HP UNPLANNED separator, scrubber, and piping to repair gas leak. Attempting to restart T/C 1803 after maintenance. PLANNED (5) starts and depressured on TIC 1803. PLANNED Repair work on 1803 cool down for maintenance work spin PLANNED cool. TC-1801 shutdown on high vibration. 3 unsuccessful restart UNPLANNED attempts - 1801 4 tries to get 1804 on line. ~ T/C 1801 shutdown on high volume. Several attempts to UNPLANNED restart failed (3). 4 starts to get 1802 on line. • TOTAL OVER 1 HOUR 3, 341 Flared 8, 792 PflotlPurga 19,271 Continuous Asalat 1.082 TOTAL FLARED 29,145 Stabilized facility process & operation. -R~epai~red 8~ °r~e'placed plug on HP gas line. Stop( ped the restarts (5) on turbine. ` \~~Finished the (5) attempts. ;' Completed this part of job scope. Started T/C 1802. Started TIC 1802. RECEIVED Alaska Oil & Gas Cons. CommissioD Anchorar~e ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION Facility Operator Field(s) Month/Yeaz of Disposition FLOW STATION 2 ARCO ALASKA, INC. EASTERN OPERATING AREA-PBU Maz-96 • • Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 13,844 4. Flared or vented greater than 1 hour (Su lemental report required--See 20 AAC 25.235) 6.673 5. Pilot and Purge 19.335 6. Used for lease operations Fuel Assist 910.964 55 7.Other 0 TOTAL items 1 - 7 950,871 8. NGL gas equivalent produced 0 9. Purchased gas ;:' ~"' ~ '~ r ~ ~ ~~~s 0 10. Transferred from: CGF e ~°r;~ -j . ~,, ~- 454,576 J v 11. Transferred to: CCP .~... `_~~~~ ~~ ~, ~~ ~:;. _. `; ; `_ -~-: '~ 22,062.144 Remarkc~ T herehv certify that. the f~reQninQ is trne and correct to the hest ~f my knnwlP.~TQe. Signature: _ ~ Title: SUPERVISOR orm evtse *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640]50 100 Official Use>.Onl -~Fla~an :A,utharization > 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. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION t?2 MARCH 1998 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN 1 HOUR 03/01 /96 0120.0134 140 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. EGC cutting at other faaldies. Shut in 11-9. 03/01/96 1617-1636 190 Gas transit system overpressure backing Fbw Station out. UNPLANNED Shut in 15-32, 7-7, 7-18, 7-8. 03!04198 1736-1824 10,416 TIC 1803 shutdown on high vibration. UNPLANNED Restarted 1803 T/C. 03/04/96 1759-1806 48 T/C 1803 emergency shutdown. UNPLANNED Restarted 1803 T!C & alt Kaldaire purge during restart. 03/06/96 0703-0718 150 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 100m from field. 03/07/96 1349-1409 120 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates at FSt. (Intermittent 12 mIn) 03/09/96 1744-1846 410 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. (Intermirient 41 min) 03!17!96 2055-2059 40 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. 03/18/96 0000-2139 110 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates at FS1 and DS4. 03/19/95 0109-0118 90 G,as transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. 03/19195 2058-2112 150 Gas transit system overpressure backing flow Station out. UNPLANNED Reduced inlet gas rates. • 03/20/96 1935-1943 420 Gas transit system overpressure backing Flow Station out. UNPLANNED Cut back 4-21 to minimum choke per Et7C. 1945-2021 03/21/96 0545-0552 170 Gas transit system overpressure backing Flow Station out. UNPLANNED Cut back 4-21,4-1, and f1-6 as per EOC. (Intermittent 17 min) 03/22/96 0503-0516 120 Gas transit system overpressure backing Flow Station oul. UNPLANNED Cut back 4-1 to minimum. 03!22196 1211-1214 90 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 11-6, 4-21 chokes 1215-1221 to minimum 03!23196 0133-0148 150 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut back 11-6 and 4-21 as per Et7C. 03!23196 0644-0657 280 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Shut-in 4-21 and cut 070-0717 4-1 and 11$'s chokes to min. as per EOC. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION i12 MARCH 1996 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 03/25/96 0517-0530 230 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 4-1 and 11-6 per 0818-0628 [~, 03/25/96 1841-1847 80 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 4-1, 4-24, 11-6's chokes to minimum per EOC. 03/27/96 1345-1431 480 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 11-3 to minimum choke FS-1 & 3 cutting wells back per EOC. TOTALUNDERI HOUR 13,844 FLARING EVENTS GREATER THAN 1 HOUR 03/05/96 1021-1125 640 03/08/96 0625-1047 710 (Intermittent 71 min) 03/08!96 1438-1611 720 (Intermittent 72 min) 03/17/96 0904-1134 3,054 • 03/28/96 1455-1606 817 03/29/96 1402-1615 732 TOTAL OVER 1 HOUR 8,673 Flared 20, 517 Ptlot/Purge 19,335 Contlnuoua Asslr:t ,fig TOTAL FLARED 39,907 Gas transit system overpressure backing flow station out. UNPLANNED Swapping tandem compressor at CCP to LTS 1&2 from LTS 3. Gas transit system overpressure backing flow station out. UNPLANNED Gas transit system overpressure backing fbw station out. UNPLANNED 9P coming up as we backed out. Repaired leak on discharge valve on 1802. Grease fitting PLANNED blowing high pressure gas into module. Flaring for shutdown. CL 3A 16/17C depressuring commonline UNPLANNED leak Facility Maintenance. Swept and depressured 16/17C for leak PLANNED repair Completed tandem swap and reduced 11-9 and 4-3 to minimum choke Reduced inlet gas at FS1. , Reduced inlet gas; cut 4-3, 4-21, 11-9 chokes to minimum. Repaired 1802 discharge valve. Finished depressuring the commonline Finished depressuring. ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION Facility Operator Field(s) Month/Yeaz of Disposition FLOW STATION 2 ARCO ALASKA, INC. EASTERN OPERATING AREA-PBU Feb-96 • Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 7.184 4. F1azed or vented greater than 1 hour (Su elemental report requimd--See 20 AAC 25.235) 2,027 5. Pilot and Purge 18,657 6. Used for lease operations Fuel Assist 844,885 104 7.Other 0 TOTAL items 1 - 7 872,857 8. NGL gas equivalent produced 0 9. Purchased gas 0 10. Transferred from: CGF 425,817 11. Transferred to: CCP 20,526,625 Remarks: T herehv rertifv that. the f~reQning is trne an~i correct to the hest ~f my kn~wl~IQe. Signature: Title: SUPERVISOR orm evtse *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 Of~cihl Use Onl --Flaring Authari2,ation > 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 25.235. - ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INgDENTS .. FLOW STATION •2 FEBRUARY 11196 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS 6 CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 02/01/96 1600-1607 320 (Intermittent-32 min.) 02/02/96 1611-1624 130 • 02/02/96 2314-2347 330 02/03/96 1606-1615 210 1626-1638 02/03/96 2150-2220 300 02/03/96 2344-2358 140 02/04!96 1515-1535 310 02/04/96 2236-2329 14 02/05/96 0500-0527 707 • 02/05/96 1329-1335 60 02/05/96 1456-1505 160 1512-1519 02/05/96 2352-0000 80 02/06/96 0000-0007 70 02/06/96 0102-0116 170 0116-0128 02/06196 1001-1010 240 1011-1026 Gas transit system overpressure backing Fbw Station out. UNPLANNED Reduced inlet gas rates. Shut in 3-22, cut back CGF also lost a machine. choke on 4-1 to minimum. Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut the chokes to minimum on Wells 11-6 and 3-22 per EOC. Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Reduced the chokes on 11-6 and 3-32 to 50% as per EOC. Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Reduced 3-22 to minimum as per EOC, also 11-6. Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Reduced 11-6 to minimum as per EOC. Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Reduced 11-6 to minimum as per EOC. Emergency shutdown. Shutdown due to electrical problem UNPLANNED Finished depressuring after the shutdown. and loss of computer control. Emergency shutdown. Valve P-32 went closed during the UNPLANNED Corrected the valve problem and returned it to shutdown and was stuck in position. service. Flaring for drillsite shutdown/startup. UNPLANNED Finished depressuring 171D-CL for a restart. Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. EOC reduced gas on both sides of the field. Excessive inlet gas rates into facility UNPLANNED Reduced inlet gas rates. Shut in 1 t-9, cut 4-24. Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Reduced Well 4-24 to minimum per EOC.' Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Shut in 4-21, as per EOC Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. EOC shut down GC3 at BI Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates GC2 Start up, pinched 4.24, pinched 11-6. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION #t2 FEBRUARY 1996 PLANNED DATE 71ME VOLUME MCF DESCRIPTION OF INCIDENTS lE CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 02/07/96 0227-0232 50 Shutdown 1803 for repairs. PLANNED Stabilized facility process & operations. 02/08/96 1158-1405 150 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates, shut in 4-1,9-2,3-20. 02/08/96 2032-2143 154 Siarled 1805 post maintenance work, 3 starts. PLANNED Started 1803. (Intermittent 54 min.) 02/09/96 0719-0734 150 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates, shut in 4-1, cut 11-34. • 02/13/96 2351-2358 70 Gas transit s stem over ressure b cki Fl St ti t UNPLANNED R d i l t d 6 i i y p a ng ow a on ou . e uce n et gas ra es, cut 11. to m n mum. 02/14/96 1727-1759 320 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates, cut 11-13 to minimum. 02/16!96 0317-0321 40 Gas transit system overpressure backing Flow Station out. UNPLANNED EOC cut WOA. 02/17/96 1358-1410 120 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. 02!18/96 0704-0734 240 Gas transit system overpressure backing Flow 5lation out. UNPLANNED EOC cut gas at other facilities. (Intermittent 24 min.) 02/18/96 1305-1321 160 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates, cut 11-6 choke. 02/19/96 0318-oa0a 420 Gas transit system overpressure backing Flow Station out. UNPLANNED EOC cutting east side, 11-13 shut in. (Intermittent d2 m1n.) 02/23196 2235-2255 200 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut back 11-6 to 45°. 02/24/96 0500-0517 170 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. EOC cut gas ~ FS3, also • Shut in 11-1. 02/25/96 0155-0207 150 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut back 4-t back to 45` 0216-0219 02/25/96 0514-0525 1 10 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. S/I 4-1 as per EOC. 02/26/96 1259-1305 39 1802 Ramped down on OSD Trip. UNPLANNED Reloaded 1802. 02/26/96 2130-2149 580 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut back 11-24 to (Intermittent 5e min.) minimum and S/l 11-6 per EOC. 02/27/96 23a3-2354 1 10 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Reduced 11-6 to minimum as per EOC. 02/28/96 1053-112a 310 Gas transit system overpressure backing Flow Station out. UNPLANNED. FS1 cut gas, we shut in 11-6 and cut 11-13 choke to 45° ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION #2 FEBRUARY 1996 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS ~ CAUSE UNPLANNED ACTfON TAKEN TO ELIMINATE CAUSE 02/29/96 1200-1204 400 Gas transit system overpressure backing Flow Station out. UNPLANNED FSIM came up, FS1 cut gas. We shut in 11-13 1218-1254 and trimmed 2 more. TOTAL UNDER 1 HOUR 7,184 FLARING EVENTS GREATER THAN 1 HOUR • 02/04/96 1515-1820 1620-2300 02/04/96 1702-2233 02/25/96 0732.0900 TOTAL OVER 1 HOUR 2,027 Flared PiloUPurge • Continuous Asslst TOTAL FLARED 116 Shut down T/C #1802. Emergency shutdown. T/C 1802 UNPLANNED Restarted TIC #1802. The flare figure also crashed at the same time as the rest of the plant. reflects the overpressure flaring while the machine came down. 520 Emergency Shutdown. T/C 1803 crashed when the plant UNPLANNED Restarted T/C 1803. Time span includes the shut down. entire time it took for 6 starts. 1,391 Fauhy shutdown on 1802 UNPLANNED Restarted T/C 1802. 9,211 18,857 144 27,972 - " ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION n u Facility Operator Field(s) Month/Yeaz of Disposition FLOW STATION 2 ARCO ALASI{A, INC. EASTERN OPERATING AREA-PBU Jan-96 Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 5,790 4. Flared or vented greater than 1 hour (Supplemental report required--See 20 AAC 25.235) 3,323 5. Pilot and Purge 20,012 6. Used for lease averations Fuel Assist 855,643 133 ?.Other 0 TOTAL items 1 - 7 884,901 8. NGL gas equivalent produced 0 9. Purchased aas 0 10, Transferred from: CGF 429,918 11. Transferred to: CCP 21,586,754 Remarks: T herehv certify that the fnregning is tme and correct rn the hest ~f my knowledge. Signature: Title: SUPERVISOR ~1~~---~ orm - evtse *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 ',1. Safety I2. Lease Use 3. Conserv. Purposes 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. ARCO ALASKA, {NC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION #2 JANUARY 1996 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN 1 HOUR 01/03/96 1758-1803 170 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 4-24 and 3-22. 1910-1822 01/04/96 1541-1553 120 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Reduced choke on 4-21 • from 4ldegrees to 30 degrees. 01 /05/96 0843-0859 160 Gas. transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 4-21 choke. 01/06/96 1837-1923 460 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 4-30 and 11-34. 01/07/96 1550-1610 139 Emergency shutdown. PLANNED Three starts of T/C 1803 after an emergency shutdown. 01/08/96 1750-1605 150 Exa3ssive inlet gas rates into facility. UNPLANNED Reduced inlet gas rates. Trimmed chokes on wells 4-30 and 3-20. 01/08/96 1900-1945 450 Excessive inlet gas rates into facility. UNPLANNED Reduced inlet gas rates. Shut in 3-22 and 4-21. 01/08!96 2139-2251 120 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Shut in 4-21 per EOC. 01/09/96 0028-0150 540 Exaassive inlet gas rates. UNPLANNED Reduced inlet gas rates. EOC cut at FS1 Annex. (Intermittent 54 min) 01/10/96 0003-0016 360 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 14-4, 31 8 15-6. 0019-0042 • 01/ 0/ 6 3 . 1 9 12 0-1251 210 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 11-9 8 FS1 01/12/96 1824-1835 110 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 4-24 to min. 11/16/96 2120-2140 200 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 4-24 ~ t1-34 01/17/96 1713-1803 350 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut at FS3 8 FSt. (Intermittent 35 min) 01/18!96 0026-0105 260 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut at FS3 & FS1. (Intermittent 26 min) 0111 Bf96 2037-2042 50 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 11-24 & 4-1. 01 /21 /96 0221-0245 220 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 11-i3 TO 40°. (Intermittent 22 min) ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION #2 JANUARY 1998 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 01/22/96 1847-1900 130 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut gas at FS1 8 FS3. 01/23/96 1752-1843 400 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut choke on 11-6 8 (IntermRtent 40 min) shut in 5-6 and 5-9 ~ F51. 01f24/96 t43t-t5o9 42 Facility maintenance. Depressured Common Line 11-D for PSV PLANNED Finished depressuring. work. • 01/26/96 ot52-Ot56 25 Shut down T/C 1803 for maintenance. UNPLANNED Compressordepressured. 01 /27/96 0903-0908 1 ,124 Facility maintenance. Restarting TIC 1803 after maintenance PLANNED Stared TIC 1803. (Intermittent 32 min) Work 6 starts. TOTAL UNDER 1 HOUR 5, 790 FLARING EVENTS GREATER THAN 1 HOUR 01/06/96 0950-1011 680 Gas transit system overpressure backing flow station out. UNPLANNED (Intermittent-68 min.) 01/07/95 0800-1800 1,177 Emergency shutdown. ElectricaVinstrumentation malfunction. UNPLANNED `u'+4L,q~N a 01/07/95 0300-0800 1,466 Emergency shutdown. ElectricaUinstrumentation malfunction. UNPLANNEO • ~~ P~rti~ TOTAL OVER 1 HOUR 3,323 Flared 9,113 PiloUPurge 20,012 Continuous Asslst ]~ TOTAL FLARED 29,258 Reduced inlet gas rates. Cut back 4-30, 4-21, and 11-34 Stabilized facility process and operation. These are the flares on the Kaldir except for the starts on 1803. Stabilized facility process and operation. This flaring was intermittent, due to depressuring, overpressure, etc. Plaff'shut down.