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ARCO - FLOW STATION #2
AGOCC GaS Disposi~lon Files 1997 ~// ~~, "'`' 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-PB Dec-97 Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 3,321 4. Flared or vented greater than 1 hour (Supplemental report required--See 20 AAC 25.235) 820 5. Pilot and Purge 19,105 6. Used for lease operations Fuel Assist 819,907 527 7.Other 0 TOTAL items 1 - 7 843,680 8. NGL gas equivalent produced 0 9. Purchased gas 0 10. Transferred from: CGF 373,779 11. Transferred to: CCP 23,116,159 Remarks: I hereby certify that the foregoing is true and correct to the best of my knowledge. Signature: ~{ j ~~ f ~~v~T" Title: SUPERVISOR Fnrm i(1_d~~. (RPVicPd d/951 *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 Official Use On1 --Flarin Authoclzation > 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. ~~„~~- ri . ~ ~~ . _. w < ~ 1.-, - "~~' ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION ~i2 DECEMBER 1997 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN OR EAUAL TO 1 HOUR 12/01/97 0615-0648 330 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates; cut FS3 4-18. . 12/05/97 1841-1910 510 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates; cut 4-18 & 9-35. 1916-1938 12/06/97 0221-0224 30 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates; cut 4-18 to min. 12/07/97 2252-2343 510 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates; cut 16-30 & 4-26. 12/10/97 2011-2028 170 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates; cut 11-38. 12/15/97 0650-0750 138 Depressured I/P for nipple replacement. PLANNED Facility maintenance completed. (intermittent 29 min) 12/20/97 2128-2142 140 Gas transit system overpressure backing Flow Station out, UNPLANNED Reduced inlet gas rates; cut 11-38. 12/21/97 1750-1820 513 Flare assist gas for Kaldair flare tip; S/D 1801 T/C. UNPLANNED Restarted T/C 1801. 12/26/97 2059-2112 130 Gas transit system overpressure backing Flow Station out. UNPLANNED EOC cut well at FS1. • 12/30/97 0142-0151 0217-0247 390 Gas transit system overpressure backing Flow Station out, UNPLANNED EOC cut across field. 11-25 shut in, 4-26 to min . 12/31/97 1718-1756 460 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced 11-25 and 11-37 to minimum 1800-1808 chokes, TOTAL • 1 HOUR 3,321 ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION tit DECEMBER 1997 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS GREATER THAN 1 HOUR • 12/18/97 1956-2118 820 TOTAL > 1 HOUR 820 CCP lost 1810 high stage. UNPLANNED Reduced inlet gas rates; shut in wells. Flared 4,141 Pilot/Purge 19,105 Continuous Assist 52Z TOTAL FLARED 23,773 u 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-PB Nov-97 i • Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 9,533 4. Flared or vented greater than 1 hour 4,440 (Supplemental report requved--See 20 AAC 25.235) 5. Pilot and Purge 18,906 6. Used for lease operations Fuel 805,562 Assist 1 7.Other 0 TOTAL items 1 - 7 ~ 838,442 0 8. NGL gas equivalent produced jjo ~ rn 0 n ~, ~~ '~'~' •' " 9. Purchased gas ~ o [ i ~ ~ 0 m~ .~.~ 10. Transferred from: CGF ~- ~ c.o .~ n" ! 369,552 u: 11. Transferred to: CCP ° 22,572,859 Remarks: I hereby certify that the fo oing is true and correct to the be s t of my knowledge. Signature: ~~~ G ~ ~ ~~('~~ Title: SUPERVISOR Form 10-422 (Revised 4/95) *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 Official C1se Onl --klarln Authoifiatlvn > I ht. 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 AusKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION M2 NOVEMlER 1997 PUNNED DATE TIME VOWME MCF DESCRIPTION OF INgDENTS rR CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN 1 HOUR 11 /Ol /97 0108-0223 400 Gas transit system overpressure backing Row STaflon out. UNPLANNED Reduced Inlet gas rates; cut 9-27 8c shut In 9-7. (intermMtenT ~ min) 11/01/97 2126-2218 420 Gas Transit system overpressure backing Row STaflon out. UNPLANNED Reduced Inlet gas rates; cut 114 8c 4-18. • pntermittent 42 min) 11 /02/97 0342-0359 250 Gas transit system overpressure backing Row StaTbn out. UNPUNNED Reduced Inlet gas rates; cut 9-24. 0401-0409 11 /02/97 0527-0552 250 Gas transit system overpressure backing Row Stafon out. UNPUNNED Reduced Inlet gas rates; cut 9-27 & 9-5 to min. 11/02/97 1539-1541 10 T/C 1801 S/D during turbine swaps. PUNNED Restarted T/C 1802. 11/02/97 1539-1541 30 T/C 1801 S/D during turbine swaps. PUNNED Restarted T/C 1802. 11/02/97 2206-2213 70 Gas Transit system overpressure backing Row STaflon out. UNPUNNED Reduced Inlet gas rates. Shut In 11-28. 11/03/97 1916-1936 200 Gas Tran~t system overpressure backing Row STaflon out. UNPUNNED Reduced Inlet gas rates. Shut In 11-24. 11 /04/97 13141315 13 Shut down T/C 1801 for maintenance, UNPUNNED Started T/C 1802. 11/05/97 1358-1410 120 Gas transit system overpressure backing Row Station out. UNPUNNED Reduced Inlet gas rates; cut 9-7 to min. 11/06/97 1035-1059 490 Gas iranslt system overpressure backing Row STaflon out, UNPUNNED Reduced Inlet gas rates; cut 11-38 to min. • 1103-1118 i 1 /07/97 0647-0703 160 Gas tran~t system overpressure backing How Station out. UNPUNNED Reduced Inlet gas rates 9-7 To min 8c 11/3 shut In. 11 /07/97 1953-1957 40 Gas transit system overpressure backing Row Station out. UNPUNNED Cut back overall gas especially at FS i . 11/07/97 2222-2226 40 Excessive Inlet gas rates into facility. UNPUNNED Reduced Inlet gas rates; cut 9-7 to minimum. 11/08/97 0009-0014 50 Gas TrandT system overpressure backing Row Station out. UNPUNNED Reduced Inlet gas rates; shut In 11-24. 11/08/97 0728-0750 220 Gas iranslt system overpressure backing flow STaflon out. UNPUNNED Reduced Inlet gas rates; cut 9-7 to minimum. 11/08/97 1647-1710 230 Gas transit system overpressure backing Row Station out. UNPUNNED Reduced Inlet gas rates; cut 114 To minimum. 11/08/97 2245-2334 390 Gas transit system overpressure backing Row Station out. UNPUNNED Reduced Inlet gas rates; cut 11-24 to minimum. 11/09/97 0210.0224 140 Gas transit system overpressure backing Row STafon out, UNPUNNED Reduced Inlet gas rates; cut 11-24 to minimum. !~ ~ ~ ~ V E ~ CONSER~ O ORDER N0.219 n `~ ~ n ~~~~ 6AS FURING INCIDENTS lr J FLOW STATION 12 NOVEMBER 1997 Alaska Ott & Gas COt)3. Commission PUNNED DATE TIMEA~~~Ira ~LUME MCF DESCRIPTION OF INdDENTS tc CAUSE UNPIANNED ACTION TAKEN TO ELIMINATE CAUSE 11/09/97 0512-0521 90 Gas Tronslt system overpressure backing Row Station out. UNPUNNED Reduced Inlet gas rates; cut 11-24 to mhimum. 11/09/97 1415-1507 390 Gas transit system overpressure backing Row Staton out. UNPUNNED Reduced Inlet gas rates; cut 11-13 to mhimum. (kNermitfent 39 min) 11 / 10/97 0350-0403 130 Gas ironslt system overpressure backing Row Station out. UNPUNNED Reduced Inlet gas rates; EOC cut gas fleki wide. • 11/10/97 0608-0614 60 Gas Tronslt s ressure backin Row Staflon out stem over UNPUNNED Reduced Inlet gas rates; cut 11-15 to mhimum g . y p . 11/ 11 /97 1729-1755 250 Gas fronslt system overpressure backing Row Station out, UNPUNNED Reduced Inlet gas rates; cut 418 to minlmum. 11/ 11 /97 1149-1213 240 Gas transit system overpressure backing Row STaflon out. UNPUNNED Reduced Inlet gas rates; cut 418 to minlmum. 11/ 13/97 1536-1553 170 Gas transit system overpressure backing Row Station out. UNPLANNED Reduced Inlet gos rates; cut 11-24 to mhimum. 11 / 13/97 0027-0130 470 Gas Transit system overpressure backing Row STaflon out. UNPUNNED Reduced Inlet gas rates; shut In 11 ~37. (intermittent 47 min) 1 l / 15/97 1203-1237 280 Gas transit system overpressure backing Row STaflon out. UNPUNNED Reduced Inlet gas rates; cut 11-24 To minlmum. Mtermittent 28 min) 11/ 16/97 2358-2400 20 BHP gas cooler F5V leaked by. UNPUNNED Blocked PSV, reset, 8c vaNhg normal. 11 / 17/97 0000-0027 340 BHP gas cooler PSV leaked by. UNPUNNED Blocked PSV, reset, & vaNhg normal. 0142-0149 11/ 17/97 2046-2048 170 Gas tron~t system overpressure backing Row Station out. UNPUNNED Trim 4-18 choke. • 2056-2111 1 l /20/97 0558-0619 350 Gas transit system overpressure backing Row Station out. UNPUNNED 9-7 to minlmum choke. 0621-0635 11/20/97 0953-1012 180 Gas transit system overpressure backing Row Staflon out. UNPUNNED CGF 1878 restarted. CGF working on 1878. 11 /21 /97 0339-0342 430 Gas transit system overpressure backing Row Staflon out. UNPUNNED Shut h 429 8c 448. (intermittent 43 min) 11/22/97 0903-1003 530 Gas tron~T system overpressure backing Row STatkm out. UNPLANNED EOC is cutting rates. (Intermittent 53 min) Ambient temps rising $ BP raising prod from war cut 11/22/97 1005-1015 100 Gas tran~t system overpressure backing How Sfatbn out. UNPLANNED EOC is cutting rates. Ambient temps rising & BP raising prod from water cut 11/22/97 0352-0439 290 Gas Transit system overpressure backing Row STaflon out. UNPLANNED Shut in 448. 11/23/97 0235-0240 50 Gas transit system overpressure backing How Station out. UNPLANNED Shut in 16-30 &4-48. ARCO ALASKA, INC. CONSERVAflON ORDER N0.219 GAS FLARING INdDENTS FLOW STAflON #2 NOVEM6ER 1997 PUNNED DATE TIME VOLUME MCF DESCRIPTION OF INdDENT4 lk CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 11/23/97 1609-1637 250 Gas transit system overpressure backing Row Station out. UNPLANNED Shut in 16-30 &4-48. (Intermittent 25 min) 11/24/97 0024-0237 500 Gas TranslT system overpressure backing Row STailon out. UNPLANNED Shur M 429. (Intermittent 50 min) • 11/24/97 0620-0831 110 Gas iran~t system overpressure backing Row Staflon out. UNPLANNED EOC is cutting rates. 11/25/97 0447.0451 40 Gas blew by from "C' slug catcher to C' IP separator which UNPLANNED Blocked 'C" slugcatcher outlet valve & reduced relieved to flare pressure. 11/26/97 1203-1234 250 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 11-24 to minimum. EOC cut rates elsewhere. 11/28/97 0545-0605 290 Gas transit system overpressure backing Flow Station out. UNPLANNED EOC cut rates at FS1 and FS3. 0611-0620 11/30/97 0409-0412 30 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Reduced 3-29 and 16-30 to minimum. TOTAL UNDER 1 HOUR 9,533 FLARING EVENTS GREATER THAN 1 HOUR 11/20/97 2100-2305 1,110 Gas TranslT system overpressure backing Row Station out, UNPLANNED Reduced Inlet gas rates; cut 9-7 & 11-13 to minlmum. (Intermittent 101 min) • 11/22/97 2310-0057 990 Gas transit system overpressure backing How Station out. UNPLANNED 9-7, 11-13, 11-34 to minimum choke. (Intermittent 99 min) 11/23/97 0100-0216 640 Gas iranslT system overpressure backing Row Station out. UNPLANNED Shut in 16.22, 4-29, & cut FSi &FS3. (Intermittent 64 min) 11/24/97 1928-2106 940 Gas tran~T system overpressure backing Row Staflon out. UNPLANNED Shut kt 429, 4-48, reduced 11-27 to minlmum. (Intermittent 94 min) 11/25/97 0926-1049 760 Gas transit system overpressure backing Row Staflon out. UNPLANNED 95, 5-29, 11-38 to minlmum choke. (Intermittent 76 min) TOTAL OVER 1 HOUR 4,440 Flwod 13,973 PRoT/Puryo 18,906 Conflnuous Assist 1 TOTAL FLARED 32,880 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-PB Oct-97 • • Disposition 1. Sold ~ 0 _" :~= 2. Reinjected CJ m 0 ~. ~. o 3. Flared or vented less than 1 hour ~ • ~=- ..-•~ 11,426 ~: _.-• 4. Flared or vented greater than 1 hour c'~ ~ ~ "'~ ~ 29,620 (Supplemental report required-See 20 AAC 25.235) 5. Pilot and Purge -- 19,112 6. Used for lease operations Fuel 851,421 Assist 2,597 7.Other 0 TOTAL items 1 - 7 914,176 8. NGL gas equivalent produced 0 9. Purchased gas 0 10. Ttansferrecl from: CGF 395,427 11. Transferred to: CCP 23,016,552 Remarks: I hereby cerflfy that the for oing is true and correct to the best of my knowledge. ~ ~ Signature: ~~" l,/ / (/~/G~~ itle: SUPERVISOR Form 10-422 (Revised 4/95) *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 Official Use On1 --Flaritl authorization > I'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. v (. CONSERVATION ORDER N0.219 ~~ .~ ~ ~~~~ GAS FLARING INCIDENTS FLOW STATION fl2 OCTOBER 1997 Alaska tli! & Gas Cans. Commisslott Anchorage V OLUME PLANNED/ DATE TIME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN 1 HOUR 10/01/97 1837-1851 500 Gas transft system overpressure backing flow station out. UNPLANNED Shut in 11-37; EOC shutting in well at FS1. • 1852-1128 10/03/97 1605-1608 16 Started T/C 1882; speed control problems. UNPLANNED Reloaded T/C 1801. 10/03/97 1941-2000 190 Tas transit system overpressure backing fknu station out. EOC UNPLANNED Shut 1 t-24, 11-28. putting DS 1d back into system 10/04/97 0700-0730 132 Flaring for drilisite shutdown. Depressured 11 08A cornmonlines PLANNED Commonlines depressured. for maintenance work. 10/04/97 1000-1017 134 T/C shut down due to high exhaust temperature. Two starts on UNPLANNED Restarted T/C 1804. 1130-1140 T/C 1804 10/04/97 1647-1649 40 Excessive inlet gas rates into facift'ry. UNPLANNED Reduced inlet gas rates; shut in 4-24, EOC is 1734-1736 making cuts at FS-1. 10/06/97 0429-0522 240 Excessive inlet gas rates into facilitry. UNPLANNED Reduced inlet gas rates. Shut in 11-13. (Intermittent 24 min) 10/06/97 1055-1056 6 Swapped turbines. PLANNED Started T/C 1801. / i i f ilit E i l UNPLANNED R d d i l t t Sh i 11 13 10/t>6 97 1645-1703 180 xcess ve et gas rates nto ac y. n e uce n e gas ra es. ut n - . 10/08/97 1455-1550 550 Gas transR system overpressure backing Flow Staten out. UNPLANNED Reduced inlet gas rates; shut in 9-5; cut 9-35 4-35, & wells at FS1 & 3. 10/09/97 1258-1353 450 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates; shut in 9-1, 9-51, (Intermittent 45 min) 3-29; art bade 11-34 ~ wells at FS1. 10/09/97 1519-1530 110 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates; returned 9-1,3-29 min. 10/09/97 1900-1951 510 Gas transit system overpressure backing Flow Staten out. UNPLANNED Reducred inlet gas rates. Shut in 11-23 per EOC. 10/10/97 0709-0726 430 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Shut in 11-13 and cut 0733-0759 bade 11-24. 10/10/97 1351-1406 150 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Lowered choke on 9-35. 10/10/97 1836-1937 540 Gas transit system overpressure backing Flow Staton out. UNPLANNED Reduced inlet gas rates. EOC made cuts across (Intermittent 54 min) field. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION 1!2 OCTOBER 1997 VOLUME PLANNED/ DATE TIME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 10/11/97 0751-0843 320 Gas transit systemoverpressure backing Flow Staton out. UNPLANNED Reduced inlet gas rates; cut 11-24. (Intermittent 32 min) 90 degrees to 20 degrees. • 10/11/97 2329-2343 140 Gas irans~ system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates; Shut in 11-13. 10/13/97 0225-0245 200 Gas transA system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates; EOC cut across field. 10/13/97 0954-1010 160 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduce inlet gas rates. 11-37 Choke to rrrin. 10/15/97 0541-0559 190 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduce inlet gas rates; S/I 11-38, cwt 11-37. 2212-2213 10/18/97 2103-2132 290 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduce inlet gas rates; shut in 11-37 ~ 9-35. 10/19/97 1902-1912 100 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduce inlet gas rates; shut in 9-35. 10/20/97 1329-1336 70 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduce inlet gas rates; shut in 11-13. 10/20/97 1819-1828 90 Gas transit system overpressure backing Flow Staton out. UNPLANNED Reduce inlet gas rates; EOC an other faal. 10/22/97 2053-2122 390 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduce inlet gas rates; shut in 11-35. 2126-2136 • 10/23/97 0803-0845 380 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduce inlet gas rates; cut 9-7 choke. (Intermittent 38 min) 10/23/97 1611-1636 200 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduce inlet gas rates; shut in 11-37. (Intermittent 20 min) 10/24/97 0743-0806 260 Gas transd system overpressure backing Flow Staton out. UNPLANNED Reduce inlet gas rates; EOC cut other fact!. 10!24!97 1651-1722 310 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduce inlet gas rates; EOC art other feat. 10/25/97 0213-0233 200 Gas transit system overpressure backing Flow Staton out. UNPLANNED Reduce inlet gas rates; cut 11-37 choke. 10/25/97 0701-1102 510. Gas transit system overpressure backing Flow Station out. UNPLANNED Reduce inlet gas rates; shut in 11-37 and EOC (Intermittent 51 min) shut in various other wells. 10/25/97 1103-1141 380 Gas transit system overpressure backing Flow Staton out. UNPLANNED Reduce inlet gas rates; shut in 9-36 and EOC shut in various other weAs. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION *2 OCTOBER 1997 VOLUME PLANNED/ DATE TIME MCF DESCRIPTION OF INCIDENTS ~ CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 10!27/97 0400-0424 510 Excessive inlet gas rates into facility. UNPLANNED Reduced inlet gas rates. (Intermittent 5l min) • 10/28/97 0047-0532 420 Excessive inlet gas rates into facility. UNPLANNED Reduced inlet gas rates. 17-13 choice to 32 (intermittent 42 min) degrees gas Cut. 10/28/97 0859-0959 540 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. EOC wt gas elsewhere. (intermittent 54 min) 10/28/97 2149-2155 220 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 9-7 to minimum. (intermittent 22 min) 10/28/97 1635-1640 50 Gas transd system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. EOC cut gas elsewhere. 10/29/97 0016-0122 500 Gas transit system overpressure backing Flow Staton out. UNPLANNED Reduced inlet gas rates. Reduced 11-13, 4-1 B (intermittent 50 min) and 9-7 to minimum. 10/29/97 1345-1403 180 Gas transit system overpressure backing Flow Station out. UNPLANNED Cut bads 4-18 and freld-wide. 10/29/97 0609-061 B 90 Gas transd system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 4-18 to minimum. 10/30/97 0925-1008 388 Attempted to bad 1802 for planned maintenance on 1801 UNPLANNED Reloaded 1801 while 1802 was repaired (IP recycle valve sequence problem). 10/30/97 0242-0443 160 Gas transit system backing Flow Station out. UNPLANNED Reduced inlet gas rates. Shut AL Gas on 11-23. (intermittent 16 min) Pknched S-11, 2-&, 5-14. EOC cut elsewhere. TOTAL UNDER 1 HOUR 11,426 FLARING EVENTS GREATER THAN 1 HOUR 10/02/97 1157-1251 1255-1303 10/03/97 0844-1035 (Intermittent 103 mfn) 620 Excessive inlet gas rates into facility. UNPLANNED 1,030 Excessive inlet gas rates into facility. CCP shut down low stage UNPLANNED T/C 1807. Reduced inlet gas rates. Shut in 11-13, took 11-37 to min. Bloke, EOC made cuts at FS 183. Reduced inlet gas rates. Shut in 11-13, 11-37, 11-24, EOC made wts at FSt , BP made cuts. r • . ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION 112 OCTOBER 1997 VOLUME PLANNED/ DATE TIME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 10/04/97 0940-1017 18,700 T/C shut down due to high exhaust temperature. Anti-ice UNPLANNED Started/Restarled T/C 1804. 1.047-1140 carttrol valve problem. 10/07/97 1652-1658 650 Excessive inlet gas rates into tacility. UNPLANNED Reduced inlet gas rates. 422, 11-13 shut in, • 1701-1800 9-35 choke to min., EOC cuing at FS-1. 10/09/97 0049-0150 820 Gas transd system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Hust in 9-5, 9-35, 0151-0212 cut back 9-27 and 11-6 per EOC. 10/09/97 1036-1256 1,270 Gas transit system overpressure backing Flow Station out. UNPLANNED Shut in 9-51 and 9-1, cut bads 11-34 and (Intermittent 127 min) reduced FSl throughput per EOC. 10/11/97 1612-1715 600 Gas transit system overpressure backing Flow Staten out. UNPLANNED Reduced inlet gas rates. 11-37 dtoke to min. (Intermittent 63 min) 10/11/97 2200-2327 820 Gas transR system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Shut in 11-37, 9-5, (Intermittent 62 min) 9-27 EOC cut gas across field. 10/13/97 1514-1519 640 Gas transit system overpressure backing Flow Staton out. UNPLANNED Reduced inlet gas rates. Shut in 4-29, shut in (Intermittent 64 min) 11-37 and 11-34 Choke to min. 10/14/97 1030-1303 680 Gas transit system overpressure backing Flow Staten out. UNPLANNED Reduced inlet gas rates. (Intermittent 6B min) 10/25/97 2023-2241 950 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates; EOC cut FS183. (Intermittent 68 min) 10/26/97 0956-1322 1,850 Gas transit system overpressure backing FS out. UNPLANNED Cut rates and flared to reduce pressure. (Intermittent i5B min) Flared due to CGF ESD & transit tine overpressure. (black smoke emitted). 10/27/97 1541-1729 990 Gas iransd system overpressure backing FS out. UNPLANNED Reduced inlet gas rates; shut n 9.27 (Intermittent 99 min) TOTAL OVER 1 HOUR 29,620 Flared 41,046 PiloUPurge 19,112 Continuous Assist 2,;i9Z TOTAL FLARED 62,755 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 Se 97 • • Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 11,311 4. Flared or vented greater than 1 hour (Su ptemental report required--See 20 AAC 25.235) 10,161 5. Pilot and Purge 18,229 6. Used for lease operations Fuel Assist 805,639 69 7.Other TOTAL items 1 - 7 ~ 845,409 8. NGL gas equivalent produced ~ , s ~~ ~ ~ 0 3i~~~~ N# ~c. 9. Purchased gas '1 ~ ~~ .,. e ~~~i~a "~~Ia~k1l~~tr~; 0 ~f~ ' 10. Transferred from: CGF 383,302 11. Transferred to: CCP 20,109,107 Remarkc_ T herehv cxrtifv that. the ,g~inn is rrne anti ccmect to the heel ~f my kn~wle~ige. Signature: t~/~ 'tle: 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. - ATE IME OLUME MCF ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION #2 SEPTEMBER 1997 DESCRIPTION OF INCIDENTS ~ CAUSE LANNED UNPLANNED CTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN 1 HOUR 09/03/97 0029-0043 140 Gas transit system overpressure backing flow station out. UNPLANNED Stabilized fadlity process and operation. Flare popped open and then dosed. • 09/04/97 0848-0852 40 Gas transit system overpressure backing flow station out. UNPLANNED CGF corrected their booster problem and pulled down the line pressure. 09/05/97 1525-1553 524 Depressured an HP to get grease gun off leaking Zirt fitting. UNPLANNED Completed depressure of HP separator. 09/07/97 0414-0418 40 Process Upset in Oil Section of facility. UNPLANNED Stabilized fadtity process and operation. 09/09/97 0837-0922 260 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Shut in 16-8 and 18-6 (Intermittent-26) for Common Line 160 relief. 09/10!97 1220-1230 100 Process upset in gas section of facilfty. UNPLANNED Stabilized faclity process and operation. Flare valve weM open -expected leaking PSV. Did not find leaking PSV. 09/11/97 1030-1055 250 Inlet Pressures too high, causing a swing throughout Train. UNPLANNED Steadied Inlet flow rates, adjusted A/L rates. 09/12/97 2102-2103 30 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Shut in 4-29 per EOC. 2120-2122 09/i3/97 1909-2003 173 Shut down T/C 1801 for maintenance. UNPLANNED Started T/C 1802. • 09/13/97 1915-2020 328 Shut down T/C 1801 for maintenance. UNPLANNED Started T/C 1802. (intermittent-32) 09/14/97 1554-t73o 430 Excessive Inlet gas rates into faclity. UNPLANNED Pinched 9-51; pinched back on 1B-6, 16-8, (intermittent-43) 18-9. Kicked when came on line - EOA Shut in ra at FS #1, #3. 09/14/97 1944-2004 200 Excessive Inlet gas rates into facility. UNPLANNED Shut in 16-8, 16-8, 9-51. 09/15/97 1054-1055 146 Process upset in gas section of fadlity PLANNED Speed control problems 1801 T/C, swapped bads. 1559-1813 Stabilized fadliry process and operation. Restarted T/C 1802. 09/18/97 1212-1317 530 Gas transit system overpressure badkng Fbw Station oul. UNPLANNED Reduced inlet gas rates. Shut in 11-35 ~ , (intermittent-53) ie Amb M temperature is increasing. (20MMSCF/D gas cut) 09/18/97 1318-1411 380 Gas transit system overpressure badkng Fbw Station out. UNPLANNED Reduced inlet gas rates. Shut in 11-29 (intermittent-38) Ambient temperature is increasing. (9MMSCF/D gas kxri) and 9-27 (26MMSCF/D gas cut.) ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION ff2 SEPTEMBER 1997 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 09/19/97 0040-0041 40 Gas transit system overpressure backing Flow Station out. UNPLANNED Cut 9-29 & 9-51's chokes to min. - LPS Gas 0046-0049 09/21 /97 1033-1100 t 80 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. EOC made cuts elsewherf (intermittent-16) Moved 3-29 choke to minimum until FSIM went • down. 09/22/97 1439-1551 580 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. EOC made cuts elsewherE (intermittent - 58) (MGOR is 19K). 09/22/97 1552-1656 560 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. EOC made cuts elsewhen (intermittent-56) (MGOR is 19K). 09/23/97 1724-1736 310 Gas transit system overpressure backing Flow Station out. UNPLANNED EOC is cutting elsewhere. 1737-1806 09/24/97 0947-1012 230 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Moved the chokes on (intermittent-23) 11-13 & 11-24 to minimum. 09/25/97 2336-2343 70 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Shut in well 11-13. 09/26/97 0412-0450 380 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut 4-22 choke to minimum 35 degrees. Shut in 9-51 per EOC. Must produced overridden by EOC. 09/26/97 1000-1025 190 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Shut in 4-35 per EOC. • (intermittent-19) 09/26/97 1030-1124 380 Gas transit system overpressure backing Flow Station out. UNPLANNED EOC is cutting gas elsewhere. (intermittent-36) 09/26/97 1131-1140 90 Gas transit system overpressure backing Flow Station oul. UNPLANNED Reduced inlet gas rates. Shut in 9-36 and 4-22 per EOC. 09/27/97 1736-1802 240 Excessive Inlet gas rates into faality. UNPLANNED Reduced inlet gas rates. Shut in 9-51 for gas cut per EOC. Moved 4-18 from 90 to 70 degrees. Moved 4-22 from 90 to 40 degrees. 09/27/97 2302-2338 460 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. 4-22 choke to minimum, 2345-2355 also 4-18 ar-d 11-24 to minimum choke. ' 09/28/97 1443.1525 350 Gas transit system overpressure backing Fbw Station out. UNPLANNED Reduced in~t gas rates. Shut-in 4-22 per EOC. (intermittent-35) GCI ~ ramping bads up. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION ~2 SEPTEMBER 1997 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPWNNED ACTION TAKEN TO ELIMINATE CAUSE 09/28/97 1526-1548 280 Gas transit system overpressure backing Fbw Station out. UNPLANNED Reduced inlet gas rates. Shut-in 4-35 and 11-13 1549-1555 GCI is ramping back up. for gas cut per EC+C. 09/28/97 0448.0555 430 Gas transit system overpressure backing Flow Station out. UNPLANNED Shut-in 4-22 and 9-27 per EOC. • (intermittent-43) 09/28/97 0032-0056 240 Gas transit system overpressure backing Fbw Station out. UNPLANNED Cuts in production have already been made. 4-18, 41-24 chokes to minimum. 09/29/97 0246-0343 540 Gas transit system overpressure backing Fbw Station out. UNPLANNED Reduosd inlet gas rates. Cut 11-34 choke to (intermittent-54) minimum 35 degrees per EC+C, 4-18 choke 90 degrees to 40 degrees. 09/29/97 0652-0701 200 Gas transit system overpressure backing Fbw Station out. UNPLANNED Reduced inlet gas rates. Moved 4-18 choke to 0702-0713 minimum per EOC. 09/29/97 1732-1748 200 Gas transit system overpressure backing Fbw Station out. UNPLANNED Reduced inlet gas rates. EOC is cutting at other 1749-1753 facilities. Moving 11-24 to 13 degrees per EC+C. 09/30/97 0434-0500 350 Gas transit system overpressure backing Fk>w Station out. UNPLANNED 4-18 choke to 40 degrees per EOC. 0501-0510 09/30/97 0613-0657 390 Gas transit system overpressure backing Flow Station out. UNPLANNED Moved 11-13 choke to minimum, moved 11-24 (intermittent-39) choke 13 degrees per EOC. EOC cutting elsewherE • 09/30/97 1417-1418 80 Gas transit system overpressure backing Fbw Station out. UNPLANNED EOC informs to hold tight. 1427.1434 09/30/97 1631-1716 370 Gas transit system overpressure backing Fbw Station out. UNPLANNED EC+C requesting cuts at BP (intermittent-37) 09/30/97 1725-1738 130 Gas transit system overpressure backing Fbw Station out. UNPLANNED EOC cwtting back on field. 09/30/97 2121-2159 380 Gas transit aystem overpressure backing Fk~nr Station out. UNPLANNED 11.18 shut-in per EOC. FSIM ~ 583 - BP bring up J Pad 09/30/97 2302-2303 130 Gas transit system overpressure backing Flow Statoor- out. UNPLANNED EC+C cutting back ~ other facilities. 2347-2359 FSIM bads up to 583 TOTAL UNDER 1 HOUR 11, S 11 C _ ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING WCIDENTS FLOW STATION ff2 SEPTEMBER 1997 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS $ CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVEHfiS GREATER THAN 1 HOUR 09/03/97 1642-2028 2,450 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. Shut in 11-4, 11-13, 09/09/97 09/15/97 09/18/97 09/19/97 09/22/97 09/25/97 • 09/30/97 09/30/97 TOTAL OVER 1 HOUR 0100-1250 1055-1130 1600-1633 1018-1210 (intermittent-71) 1224-1450 (intermittent-62) 1659-1840 0357-0428 0428-0504 0659-0853 (intermittent-64) 0858-1021 (intermittent-74) 10,161 CGF lost all tandem compressors (SESD). 3,700 Flaring for drillsite shutdown. 31 Process upset in gas section of facility. 710 Gas transit system overpressure balking Flow Station out. Ambient temperature is increasing. 620 Gas transit system overpressure backing Flow Station out. Ambient temperature. 820 Gas transit system overpressure backing Flow Station out. 3-24, 3-25. PLANNED Finished depressuring 16-17C and 3A Common Lines. Uti PLANNED ? Speed control problems with 1801 T/C. Swapped loads. Restarted T/C #1802. UNPLANNED Reduced inlet gas rates. UNPLANNED UNPLANNED 650 Gas transit system overpressure backing Flow Station out. UNPLANNED CCP's low stage pinch valve malfunctioned. Gas cut of FS 1,2,3 640 Gas transit system overpressure backing Flow Station out. UNPLANNED 740 Gas transit system overpressure backing Flow Station out. UNPLANNED Flared 21,472 Pllot/Purge 18,229 Continuous Assist $~ TOTAL FLARED 39,770 Reduced inlet gas rates. EOC made cut elsewhere. Reduced inlet gas rates. At 1657 shut-in 4-22 (GOR 18.9) 14 MMSCF/D gas cut. 1727 -moved 11-13 to minimum. 1740 moved 11-24 to 40 degrees. Shut-in 11-34. Reduced inlet gas rates. Cut 11-24 choke back to minimum 35 degrees. 11-13 also 135 degrees minimum. EOC makes cuts at FS1 4-18 to minimum 35 degrees. Shut in 4-35 & 9-51, moved 4-22 choke to minimum. Reduced inlet gas rates. Reduced inlet gas rates. EOC is arcing gas at oth facilities. Moved 11-37 choke to 40 degrees for gas cut per EOC. 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 -97 • • Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 13,934 4. Flared or vented greater than 1 hour (Supplemental report required--See 20 AAC 25.235) 27,125 5. Pilot and Purge 18,743 6. Used for lease operations Fuel 779,302 7.Other TOTAL items 1 - 7 840,495 8. NGL gas equivalent produced ~ 0 9. Purchased gas ~~,~~ ~~~ Y 0 10. Transferred from: CGF 4~~~ (~-~ ~9~` d' 365,030 dB 11. Transferred to: CCP ~~/.-~~ 19,162,590 Remarks: I hereby certify that the foregoing is true and correct 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 _. _.. . Official Use Onl --Flarin 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. ' ,. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION 412 AUGUST 1997 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN t HOUR 08/03/97 1110-1142 320 Gas transit system overpressure backing flow station out. UNPLANNED Reduced 3-24 & 9.7 choke to minimum. 08/03/97 1317-1350 6,646 T/C 16-1804 shutdown on high temps. UNPLANNED Reduced inlet gas rates and restarted 1804. • 08/04/97 0945-1000 150 Gas transit system overpressure backing flow station out. UNPLANNED Reduced 9-5 & 11-4 choke to minimum. 08/04/97 1031-1104 26 Attempted start of 1802; seal oil system difficuelies. UNPLANNED Completed shutdown sequence of 1802. 08/04/97 1703-1729 260 Excessive inlet gas rates; LPS too packed up. UNPLANNED Reduced 9-51 choke to minimum. 08/04/97 2230-2325 1,122 1801 compressor problems due to gas process too hot. UNPLANNED Stabilized facility process & operation. 08/07/97 1232-1237 100 Gas transit system overpressure backing Fbw Station out. UNPLANNED Reduced inlet gas rates. Cut back on 11-35. 1242.1247 08/07/97 2135-2137 50 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduosd inlet gas rates. Shut in 9/51 for gas cut. 2157-2160 08/08/97 0930-1000 144 Facility maintenance. Depressured "C" Train vessels for PLANNED Facilely maintenance completed. sandjetting. 08/09/97 0630-0709 28 Facility maintenance. Overpressured the Ir during start-up. UNPLANNED Facility maintenance completed. 08/10/97 1703.1710 150 Gas trensel system overpressure backing Fbw Statiai out. UNPLANNED Shut in 4-22. • (Intermittent-15 min.) 08/10/97 2030-2043 130 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut bade 11-30 to minimum as per EOC. 08/12/97 0021.0030 90 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut bade 9-42. 08/12/97 0141-0202 210 Gas transit system overpressure backing Fbw Station out. UNPLANNED Reduced inlet gas rates. Shut in 3-25 and 9-5. 08/14/97 1016-1019 560 Gas transit system overpressure backing Fbw Station out. UNPLANNED Reduced inl~ gas rates. Cul chokes 11-13, (Intermittent-56 min.) 11.30, 11-24, 4-22, and 9-27. 08/14/97 1415-1430 150 Gas transel system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Shut in 11-13 & 11-30. 08/15/97 1006-1010 40 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut back on 2 wells. 08/t 6/97 0546-0549 320 EledricaUnsirumentat'wn malfunction. UNPLANNED Reduced inlet gas rates. Cut drakes at DS 11 and 0611-0640 9 working on 1801 instn-mentation electronics to speed control of IGVs. 11-4 choke problems. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCDENTS FLOW STATION t'f2 AUGUST 1997 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 08/17/97 0928-0930 500 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut chokes and shut in (Intermittent-50 min.) wells field wide - as ambient temperature increased. 08/17/97 1510-1512 60 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Shut in 11-30 for gas • 1525-1529 cut, 11-24 and several other wells pinched. Sent LP gas to IP. 08/21 /97 0018-0039 .160 Backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut elsewhere. 08/21 /97 0902-0904 60 Backing Flow Station out. Ambient temperature increase. UNPLANNED Reduced inlet gas rates. Reduced 3-24 choke 0906-0910 to minimum. 08/22/97 0923-1021 240 Backing Flow Station out. UNPLANNED Reduced inlet gas rates. Moved the chokes on 9-5 (Intermittent-24 min.) and 11-4 to the minimum settings for LPS gas cut - As per EOC. 08/22/97 1259-1321 220 Backing Flow Station out. UNPLANNED EOC reduced rate at FS. Cut cks 11-13, 4-24. 08/23/97 0952-1038 360 Backing Flow Station out UNPLANNED EOC made cuts elsewhere. (intermittent-36 min.) 08/23/97 1456-1511 150 Backed Flow Station out. UNPLANNED Shul in 11-4. 08!28/97 1051-1107 410 Excessive inlet gas rates into facility UNPLANNED Reduced inlet gas rates. Shut in 16-8,16-8, • (Intermittent 41 min) 16-22, 4-35, 4-29 08/29/97 1152-1209 390 Excessive inlet gas rates into faality UNPLAMIED Shut in 4-48. Cacked 11-24 choke to 15 degrees (Intermittent39 min) backed 11-4 choke to 30 degrees. Oe/30/97 1729-1751 8821 1610-p 102 sv failed (1311 H. P. cooler) and lifted. UNPLANNED Blocked in and repaired relief valve back in S@NICe. TOTAL UNDER 1 HOUR 13,994 FLARING EVENTS GREATER THAN 1 HOUR 08/01/97 0520-0925 1,187 Depressured DS16 lines for valve changeout. PLANNED Facility maintenance completed. 08/03/97 1420-1545 850 Gas transit system overpressure backing flow station out. UNPLAMIED Reduced 9-51 choke to minimum. 08/05/97 0126-1719 6,099 T/C 1802 is out of service due to seal oil problems. 1801 UNPLANNED Instrument techs and the Overhaul crew is (Intermittent 55e min) (the online machine) is experienang power lfurb~EGT working to correct these problems. ' instrumentation problems. ~~~ ~...__. ~ _ 6'~S ' r ~~a ~, ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING HVCIDENTS FLOW STATION #2 AUGUST 1997 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS 8 CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 08/08/97 0512-0628 1,480 Flaring for drillsite shutdown. DS18/17 C 3A DS #17-D and PLANNED Facility maintenance completed. 0630-0710 DS #11 A8D common lines. 08/10/97 0802-0829 1,320 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. (Intermittent-132 min.) • 08/10/97 1344-1622 1,580 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Big AI went down and lost 300MM gas to CGF inlet. 08/11/97 0036-0048 740 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut back 11-24 per EOC. (Intermittent-74 min) 08/11/97 0803-0808 910 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut back 3-25 & 11-4. (Intermittent-91 min.) 08/15/97 1745-1746 1,560 Gas transit system overpressure backing Flow Station out due UNPLANNED Reduced inlet gas rates. Shut in 9-5 to reduce (Intermittent-156 min.) to electricaUinstrumentation mafunction. plant throughput and back pressue speed controller problem. No backup T/C. 08/15/97 1920-2118 1,358 Excessive inlet gas rates into facliry due to electricaV UNPLANNED Reduce inlet gas rates. Shut in 9-5, 11-24, (Intermittent-230 min.) instrumentation malfunction. and 11-3 to reduce the throughput on 1801. Speed controller problem no back up T/C. 08/15/97 2148-2218 750 Insufficient inlet gas rates into faalky due to electrical/ UNPLANNED Increased inlet gas rates. Brought bads 11-3 (Intermittent-75 min.) instrumentation malfunction. to give the IR Compressor more load. Speed controller problem. No back up turbin®. • 08/16/97 0001-0100 1,650 Excessive inlet gas rates into facility due to electrical/ UNPLANNED Reduce inlet gas rates. Shut in 11-3 and 11-24. (Intermittent-ts5 min.) instrumentation malfunction. to reduce the throughput on 1801. Speed controller malfunction - 1802 unavailable. 08/16/97 0001-0211 1,336 ElectricaVinstrumentation malfunction. Speed ~rontro! PLANNED Restarted T/C 1801. (Intermittent-241 min.) problem on 1801 caused it to back itself down. 08/16/97 1542-1559 970 Gas transit system overpressure backing Flow Station out due UNPLANNED Reduced inlet gas rates. Cut bads tt-24 as per (Intermittent-97 min.) to electricaUinstrumentation malfunction. EOC. Speed controller problem on 1801 - STWIP T/C. 1802 unavailable. 08/t 9/97 1020-1854 800 Backing fbw station out. UNPLANNED Reduced inlet gas rates. Cut 11-24 to 8 degrees. (Intermittent-80 min.) Shut in 16.8 and 9-2. 08/20/97 1922-2034 720 Backing fbw station art. 1883 tandem problems at CGF. UNPLANNED Reduced inlet gas rates. Got 1883 pumping again (Intermittent-72 min.) ' 08/21 /97 1230-1232 800 Backing Flow Station out. WOA backed out a compressor. UNPLANNED Reduced inlet gas rates. Cut the choke on 11-24 (Intermittent-60 min.) from 90 to 20 degrees. '. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION #2 AUGUST 1997 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 08/21 /97 1504-1653 770 Backed Flow Station out. WOA backed out a compressor. UNPLANNED EOC cutting elsewhere. (intermittent-77 min.) 08/21 /97 1703-1855 810 Backed Flow Station out. WOA backed out a compressor. UNPLANNED WOA baed the ~mpressor. (intermittent-81 min.) • 08/23/97 1259-1440 680 Backed Flow Station out. UNPLANNED EOC made cuts elsewhere. Cut 11-14 choke to mii (intermittent-68 min.) 08/23/97 2020-2120 600 Excessive role! gas rates into facility. Too much LPS gas. UNPLANNED Cut LPS gas. 08/23/97 2055-2155 375 1802 shutdown (flared assist gas). UNPLANNED Restarted T/C #1802. TOTAL OVER 1 HOUR 27,125 Fiend 41, 059 PIIoUPurgra 18, 743 Contltwoua Assist 1.391 TOTAL FLARED 61,193 u PLANNING PRUDHOE To; ID~659-5917 Wend • an Y tLOGC:C' T'rom: Alan Wilso~a AIZC;U Alaska, Inc, (}59-5923 Vages: ] + 1 DEC 22'97 15 39 No .011 P.01 Wendy - attaci~ed are the notes regarding the FS2 1$Ol problems on 8/15& 1 G. The backup 1802 S']'V/IP compressor was ah-cady down from 8/13 through x/21 having seals replaced on the lP compressor, Alma .e,, rctV~iV'~L~ Utz: 2 2 1998 ~A6aska 0~ & Gas Coca. CommiS~on e PLANNING PRUDHOE • ARCO `~ ID~659-5917 DEC 22'97 15 40 No .011 P.02 • • Calculations Cha Filo ~f (~~ ~~~ • UpsTr-b~,5 ~~/~~Ts ~~ se .._ .......--- ~-~+- s ~ ~ < ~~~.~~ ~ ~-~-~r ~, ~,~ Qom,, ~,~?. p .... .= ,S~~ P ~ Cam, ~-~~~o ~ /~1.--,. ,,,,~. ,~ .. ............. . T ter' ~ -mac T..~~ ~_ ~ ~~ ~ '~ ~r~~at~P cam, ~~-~ ~.,~.r-%'~ ^ .~,~,~ r / ~C.. ~ ..5 !.r-=ta/'s- ~. ~'lLc..-'~. C7 c -~' .~~* q2'~/ ?~j ~/rc~v~~r' ,•x~i.~J. ~....... ... ~ . ~" ~ _ ~ /Sol ~.o.~ ~~ o ~r~ v~ .~"~~r c c~ DAL 2 ~ 1998 8t ~S 6ii0[113'a, cr1oRAGE, aK (eo715esA7ss ~I ~N~~ Data ... ..._ . . .s ,, -- ~~'~~. l~ yo~ ~~~L fa~~ ~~~=-- ALASKA OIL AND GAS CONSERVATION COMMISSION • FACILITY REPORT OF PRODUCED GAS DISPOSITION Facility Operator Field(s) Month/Year of Disposition I7.OW STATION 2 ARCO ALASKA, INC. IiASTERN OPI3RATING AREA-PBil 1u1-97 Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 3,451 4. Flared or vented greater than 1 hour (Su lemental report aired--See 20 AAC 25.235) 10,002 5. Pilot and Purge 18,994 6. Used for lease operations Fuel Assist 818,821 625 7.Other TOTAL items 1- 7 851,893 8. NGL has equivalent produced 0 9. Purchased has 0 10. Transferred from: CGF 388,233 11. Transferred to: CCP 19,309,739 Remarks: T herehv certify that. the f reeoin¢ is tn~e and correct to the heel. of my knowledge. Signature: ~~~~ ~----~-~ Title: SUPERVISOR orm iu~c~ (xevise *Indicate contribution of each pool to total. Pool Name Code Percent PRiJDIIOF 640150 100 Oft"icial Use Onl --Flarin Authorization > l 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 INCIDENTS FLOW STATION #2 JULY 1997 PLANNED ''' DATE 11ME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE'CAUSE FLARING EVENTS LESS THAN OR EQUAL TO 1 HOUR 07/03/97 1211-1239 390 Gas transit system overpressure backing flow station out. UNPLANNED Shut in 11-35/36 & cut 9-35 to minimum.. 1244-1256 `_ 7/03/97 1647 1659 120 Gas transit s stem over ressure backin flow station out UNPLANNED Cut 11-18 choke to minimum • 0 Y P 9 07/20/97 0608-0618 157 Flaring for drillsile shutdown. PLANNED Bled down CL 16/17C to 60#. -- 07/21/97 0450-0548 1,200 Bleeding the pressure off of CL16/17C. UNPLANNED Finished depressuring. 07/24/97 2155-2214 180 Gas transit system overpressure backing flow station out. UNPLANNED Cut 3-24, 9-51, $ 4-29 to minimum. 07/25/97 1016-1107 510 Gas Transit system overpressure backing flow slalion ou[. UNPLANNED Cut 11-13 choke to minimum. 07/26/97 1126-1131 50 Gas transit system overpressure backing flow slalion out. UNPLANNED Shut in 9-51 well. 07/26/97 1415.1421 50 Gas Transit system overpressure backing flow station out. UNPLANNED Reduced 11-13, 3-24 chokes to minimum. 07/26/97 1825.1830 70 Gas transit system overpressure backing flow station out. UNPLANNED Shut in 3-24 & 9-27 wells. 1850-1857 07/27/97 1940-2006 364 T/C 1802 shludown due to upset. UNPLANNED Started T/C 1801. 07/29/97 1122-1133 180 Gas transit system overpressure backing flow station out. UNPLANNED Reduced choke 9-51 to minimum. • 1138-1145 07/30/97 1415-1433 180 Gas transit system overpressure backing flow station out. UNPLANNED Reduced choke 3-24 to minimum. TOTALS 1 HOUR 3,451 FLARING EVENTS GREATER THAN 1 HOUR 07/04/97 1001-1048 800 Gas transit system overpressure backing flow station out. UNPLANNED Shut in 11-30; cut back 9-5 & 9-42. (Intermittent 80 min) 07/19/97 1540-1720 3,021 90% wall loss on CL 16/17C; depressuring to work on it. UNPLANNED Swapped production into 16 f;< 17D and finished depressuring. 07/20/97 1400-1530 190 Depressured 16/17C for maintenance repairs UNPLANNED Blocked depressuring to flare. 07/21/97 1310-1440 1,250 Opened 16/17C to flare to keep pressure down for maintenance. UNPLANNED Blocked in to flare. s~. c~ r ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION #2 JULY 1997 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS $ CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 07/23/97 0909-1045 1,105 Depressured C/L 16/17C for corrosion repair. PLANNED Completed depressuring. 07/23/97 1107-1217 926 Depressured C/L 16/17C for corrosion repair. PLANNED Completed depressuring. 07/23/97 1235.1405 1,070 Depressured C/L 16/17C for corrosion repair. PLANNED Completed depressuring. • 07/31/97 1155-1450 790 Gas transit system overpressure backing flow station out. UNPLANNED Reduced chokes 11-13 $ 3-24 to minimum. (Intermittent 79 min) High ambient temps. 07/31/97 1453-1631 850 Gas transit system overpressure backing flow station out. UNPLANNED Reduced chokes 11-27 $ 11-24 to minimum. (intermittent 85 min) High ambient temps. TOTAL > 1 HOUR 10,002 Flared 1 3,453 PiloUPurge 1 8,994 Continuous Assist 62 5 TOTAL FLARED 33,072 • 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 Jun-97 • ~J Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 1,197 4. Flared or vented greater than 1 hour (Supplemental report required--See 20 AAC 25.235) 2,530 5. Pilot and Purge 18,571 6. Used for lease operations Fuel Assist 808,420 19 7.Other TOTAL items 1- 7 830,737 8. NGL Qas equivalent produced 0 9. Purchased Qas 0 10. Transferred from: CGF 379,672 11. Transferred to: CCP 20,431.,445 Remarkc_ T herehv certify that th f~mnninQ is trnP a ~e-cirrect to the heel. of my kn~wlerlge. Signature: ~/~ 5 Title: SUPERVISOR orm vas *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 2S.23S. ~-- ~r- ~, ~1 .~,. .~, _, R~ ~., ~, ~ ~ -`~ a, .~ ~! t~ as ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION ff2 JUNE 1997 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN OR EQUAL TO 1 HOUR 06/02/97 2341-2343 210 Instrumentation malfunction; 1610-P176 operational flare UNPLANNED Cleared pressure transmitter. vaMe liked due to accumulated liquid in pressure transmitter. • 06/05/97 1354-f 402 480 Gas transit system overpressure backing fbw station out. UNPLANNED EOC is cutting gas at other facilities. 1405-1445 06/06/97 1143-1149 60 Gas transit system overpressure backing flow station out. UNPLANNED EOC is cutting gas at other facilities. 06/09/97 1525-1532 120 Gas transit system overpressure backing flow station out. UNPLANNED EOC is cutting gas at other facilities. 1536-1541 06/13/97 0127-0157 300 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. Cut back 11-34, 11-38, per EOC. 06/15/97 1321-1325 15 Instrumentation malfunction. Unloaded 16-1802 T/C for PLANNED Re-loaded T/C 1802. 1327-1328 maintenance repair 06/22/97 0550-0553 12 Ambient temperature came up, causing gas to get light. UNPLANNED Speed up T/C 1802. TOTAL 51 HOUR 1,197 FLARING EVENTS GREATER THAN 1 HOUR 06/13/97 0305-0421 760 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Cut back 11-34 and 11-38 as per EOC. 06/13/97 0505-0553 770 Gas transit system overpressure backing Flow Station out. UNPLANNED Reduced inlet gas rates. Shut in 9-8, 9-13, (intermittent - 77 min.) 3-31 and 3-35 as part of a facility shutdown and for overpressure. 06/24/97 1529-1649 870 Gas transit system overpressure backing Flow Static out. UNPLANNED Reduced inlet gas rates. Shut in 11-35. (intermittent - 67 min.) Choke to min. on 11-13. 06/29/97 1511-1513 330 Ambient temperature increases reduced gas kwmpression capacity UNPLANNED Gas rates cut at FS2 and at other facilities to f 517-1548 reduce rate and system backpressure. TOTAL> 1 HOUR 2,530 - Flarsd 3,727 PflofiPurga 18, S71 Continuous Assist LQ TOTAL FLARED 22,317 ALASKA OIL AND GAS CONSERVATION COMMISSION FACILITY REPORT OF PRODUCED GAS DISPOSITION • Facility (Operator FLOW STATION 2 ARCO ALASKA, INC. Field(s) OPERATING AREA-PBU ear of Disposition Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 10,144 4. Flared or vented greater than 1 hour (Su pletnental report required--See 20 AAC 25.235) 8,658 5. Pilot and Purge 19,994 6. Used for lease operations Fuel Assist 834,719 1366 7.Other TOTAL items 1 - 7 874,881 8. NGL gas equivalent produced 0 9. Purchased gas 0 10. Transferred from: CGF 396,130 11. Transferred to: CCP 21,348,554 Remarks' I herehv certify that. the ~reQning is mfe a~tt correct. to the hest ~f my knc-wle.~lge. Signature: f°~~C ' Title: SUPERVISOR orm evise *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 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 INCIDENTS FLOW STATION #2 MAY 1997 DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE PLANNED UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN OR EQUAL TO 1 HOUR 05!10/97 0001-0015 14 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; shut in well 11-13. • 05/10/97 1545-1630 45 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; shut in well 4-29. 05/11/97 0641-0718 55 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; shut in well 11-38. 05/18/97 1452-1458 173 T/C 1801 shutdown for 1000 hr. inspection. UNPLANNED Started T/C 1802. (intermittent 43 min.) 05/ 19/97 0733-0734 2 Compressor not running fast enough for gas throughput. UNPLANNED Increased compressor speed to handle gas. 05/20/97 1820-1856 8,437 T/C 1803 shutdown due to high exhaust temperature UNPLANNED Restarted T/C 1803. 05/22/97 0952-1003 1,310 Start on T/C 1803. PLANNED Loaded T/C 1803. 05/23/97 0339-0346 85 Too much gas to the IP suction of T/C 1801. UNPLANNED Diverted some gas to the suction of the LPS T/Cs. 05/26/97 1735-1745 23 Gas transit system overpressure backing Fiow Station out. UNPLANNED EOC cut wells and 3-24 cut to minimum. TOTAL <_ 1 HOUR 10,144 FLARING EVENTS GREATER THAN 1 HOUR 05/21/97 0700-0945 05/21/97 1320-1610 05/22/97 1005-1300 1430-1730 TOTAL> 1 HOUR 8,858 Flared PiloUPurge Continuous Assist TOTAL FLARED 4,573 Flaring for shutdown. - ~S9 S~D ? W N ~ ~. 2,136 T/C 1804 shutdown for water wash 1,949 Spinning T/C 1803 for water wash. 18,802 19,994 1.368 u~ 40,162 ^" ~. -~.t ~a ~~ PLANNED Finished depressuring DS-9. PLANNED Finished water wash and spin. PLANNED Completed water wash and started 1803 T/C. ALASKA OIL AND GAS CONSERVATION COMMISSION • FACILITY REPORT OF PRODUCED GAS DIS Facility I FLOW STATION 2 Operator I ARCO ALASKA, INC. Field(s) EASTERN O Disposition 1. Sold 0 2. Reinjected 0 3. Flazed or vented less than 1 hour 221 4. Flared or vented greater than 1 hour (Supplemental report required--See 20 AAC 25.235) 43,662 5. Pilot and Purge 19,051 6. Used for lease operations Fuel Assist 834,273 825 7.Other 0 TOTAL items 1 - 7 898,032 8. NGL gas equivalent produced 0 9. Ptuchased Qas 0 10. Transferred from: CGF 393,437 11. Transferred to: CCP 20,588,469 Remarks: 1 herehv certify that. th , foregc-ing is tnre and cxrrrect to the hest ~f my knnwleriQe. Signature: ~ ~/~~`Title: SUPERVISOR orna iu-4~~ ~xevr POSITION Month/Yeaz of Disposition PERATING AREA-PBU Apr-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. ARCO ALASKA, ING. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION tf2 APRIL 1997 DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE PLANNED UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN OR EQUAL TO 1 HOUR 04/05/97 1025-1040 24 T/C 1802 shutdown for maintenance. PLANNED Started 1801 T/C. 04/27/97 1227-1231 18 Shut down T/C 1801 for swap. UNPLANNED Started 1802. UNPLAN ED S d 04/27/97 1518-1601 95 Restarted T/C 1803 after maintenance. N tarte 1803. 04/28/97 0230-0309 80 T/C shutdown due to high exhaust temperature. UNPLANNED Restarted T/C 1803. 04/28/97 1405-1406 4 Shut down T/C 1802 for maintenance work. UNPLANNED Started T/C 1801. TOTAL 5 1 HOUR 221 FLARING EVENTS GREATER THAN 1 HOUR 04/03/97 1515-1620 227 Insufficient speed on STV/IP compressor with return of DS9 UNPLANNED Increased STV/IP compressor speed for and DS11 to production. ~,)~~~~ ~ tiG additional gas volume. ' 04/08/97 1424-1710 630 Gas transit system overpressure backing FS out; plants are WW. UNPLANNED Reduced inlet gas rates; shut in 11-13, cut (intermittent 63 min) ~' ~ chokes to minimum setting. 04/27!97 0120-0327 26,458 T/C shut down due to high exhaust temperature. UNPLANNED Restarted 1803. • 04/28/97 0110-0228 16 347 h exhaust tem erature T/C shut down due to hi UNPLANNED Restarted T/C 1803 , g . p . TOTAL> 1 HOUR 43,662 Flared 43,883 Pllot/Purgs 19,OS1 Continuous Assist ~2.;F TOTAL FLARED 63,759 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 Mar-97 • • Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 2,776 4. Flared or vented greater than 1 hour (Supplemental report required--See 20 AAC 25.235) 890 5. Pilot and Purge 19,717 6. Used for lease operations Fuel Assist 890,256 354 7.Other 0 TOTAL items 1 - 7 913,993 8. NGL gas equivalent produced 0 9. Purchased ~as 0 10. Transferred from: CGF 403,529 11. Transferred to: CCP 23,771,009 Remarks T herehv certify that the oregoinQ ~c me anti correct m the hest of my knowlP.dge. Signature: 7~g/~ ~ Title: SUPERVISOR orm evt *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 640150 100 Offi~iai Use Onl `=Flarin~,'Au(horization > 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. ` ATE IME OLUME MCF ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION #2 MARCH 1997 DESCRIPTION OF INCIDENTS & CAUSE NPLANNED CTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN 1 HOUR 03/02/97 0718-0720 40 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut 3-24 & 9-29. 0721-0723 03/02/97 1551-1620 350 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut 11-18 to minimum. • 1622-1628 Lost tandem #2 at CGF. 03/03/97 0117-0126 220 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut 3-24 8 11-13. (intermittent 22 min) 03/05/97 0930-0939 90 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; moved 11-13. 03/10/97 1526-1543 170 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut 3-11 & other fac. 03/12/97 0639-0708 290 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; shut in 3-24 and Increased ambient, BP raising rates, & booster control trouble EOC cut gas rates across the field. at the CGF. 03/12/97 1647-1651 40 Gas transit system overpressure backing flow station out. UNPLANNED EOC cut gas rates across the field. 03/13/97 0132-0142 220 Gas transit system overpressure backing flow station out. UNPLANNED EOC cut gas rates across the field. 0153-0205 03/13/97 0237-0243 60 Gas transit system overpressure backing flow station out. UNPLANNED EOC cut gas rates across the field. • 03/13/97 1925-1929 30 Shutdown 1801 to stabilize leaking seal. PLANNED Increased speed of 1801. 03/13/97 2210-2214 85 Slowed down 1801 attempting to stabilize leaking seal. PLANNED Increased speed of 1801. 03/14/97 0215-0218 23 Slowed down 1801 attempting to stabilize leaking seal. PLANNED Increased speed of 1801. 03/14!97 0437-0441 30 Slowed down 1801 attempting to stabilize leaking seal. PLANNED Increased speed of 1801. 03/14/97 1240-1315 378 Shutdown 1801 for seal alignment. PLANNED Restarted 1801. 03/15/97 1206-1224 290 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut 11-13. 1226-1237 03!16/97 0722-0727 50 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. 03/23/97 1545-1617 410 Gas transit system overpressure backing flow station out. UNPLANNED Gas cuts made at FS 1 and FS3. Well 4-1 was 1622-1631 trimmed to minimum choke. TOTAL UNDER 1 HOUR 2,776 ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION #2 MARCH 1997 DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS 8 CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS GREATER THAN 1 HOUR 03!07/97 1726-1855 890 Gas transit system overpressure backing flow station out CGF 1801 booster compressor shut down. UNPLANNED Reduced inlet gas rates; moved chokes on 11-18 & 3-24 to minimum. • TOTAL OVER 1 HOUR 890 Flared PiloUPurge Continuous Assist TOTAL FLARED 3,666 19,717 23,737 • 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 Feb-97 • • Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 3,020 4. Flared or vented greater than 1 hour (Supplemental report required--See 20 AAC 25.235) 0 5. Pilot and Purge 17,666 6. Used for lease operations Fuel Assist 813,906 183 7.Other 0 TOTAL items 1- 7 834,775 8. NGL ~as equivalent produced 0 9. Purchased gas 0 10. Transferred from: CGF 377,985 11. Transferred to: CCP 20,251,883 Remarks: T herehv certify that. t e fnreg~inQ is m~e nd cxirrect. to the hest ~f my kn~w1P.~TQe. Signature: ~`O~"~ Title: 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. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION !f2 FEBRUARY 1997 PLANNED DATE TIME YOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN 1 HOUR 02/06/97 0909-0930 210 Gas transit system overpressure backing flow station out. UNPLANNED Shut in 3-24 until CCP 1810 was restarted. CCP 1810 & 1812 shutdown. • 02/08/97 1031-1101 300 Gas transit system overpressure backing flow station out. UNPLANNED CGF restarted 1801. CGF 1801 booster shut down. 02/14/97 1819-1851 170 Gas transk system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; cut back well 4-21. 02/17/97 1551-1645 570 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; shut in 11-24 1650-1653 02/23/97 1557-1644 587 Instrumentation malfunction. UNPLANNED Restarted T/C 1802. 02/24/97 2209-2226 270 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. Shut in and reduced. 3-24 to minimum. 02/25!97 0756-0759 23 Instrumentation adjusted Kaldair Assist Gas CoMrotler. PLANNED Completed controller adjustment. (Intermlttent-5 min.) 02/26/97 1415-1417 330 Gas transit system overpressure backing fbw station out. UNPLANNED Reduced inlet gas rates. Cut 3-24 and 11-13. (Intermittent-33 min.) 02/26/97 1827-1841 140 Gas transit system overpressure backing fbw station out. UNPLANNED Reduced inlet gas rates. Cut 3-24 and 11-13. 02/27/97 0831-0834 50 Gas transit system overpressure backing flow station out. UNPLANNED Cut 3-24 and EOC made adjustments. 0837-0839 02/28/97 0838-0839 370 Gas transit system overpressure backing flow station out. UNPLANNED Cut 3-24 to minimum then 11-13 to minimum. (Intermlttent-37 min.) TOTAL UNDER 1 HOUR 3,020 FLARING EVENTS GREATER THAN 1 HOUR TOTAL OVER 1 HOUR 0 Flared 3,020 PIIoUPurgs 17,666 Continuous Assist 1$~ TOTAL FLARED 20,869 ' 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 Jan-97 u • Disposition 1. Sold 0 2. Reinjected 0 3. Flared or vented less than 1 hour 1,594 4. Flared or vented greater than 1 hour (Supplemental report required--See 20 AAC 25 ~3S} 2,028 5. Pilot and Purge 19,788 6. Used for lease operations Fuel Assist 869,241 2 7.Other 0 TOTAL items 1 - 7 892,653 8. NGL gas equivalent produced ~~~ ~'~ ~ V 0 9. Purchased gas DEB 2 1997 0 10. Transferred from: CGF Alaska Oil & Gas AtICl1 11s. ~plllrrUSSi4~It age 415,879 11. Transferred to: CCP 20,671,590 Remark. 1 herehv certify that th , f~reQ~inQ is trne snit correct. to the heel of my kn~wletl~e. Signature:~~`I ~,77~itle: SUPERVISOR orm iu-4c~ txevtse *Indicate contribution of each pool to total. Pool Name Code Percent PRUDHOE 6401 SO 100 Official'Use (~n1 --Flarin~Authorization > I hr. '' 1. Safetv 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 mouth following the month of disposition. Authority 20 AAC 25.235. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION #2 JANUARY 1997 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS 8 CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE FLARING EVENTS LESS THAN 1 HOUR 01/03/97 1501-1502 8 Started and loaded 1801 T/C after maintenance. UNPLANNED Pressure stabilized after swapping T/Cs. 01/04/97 0205-0209 40 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. Reduced 11-18 to min. • / / 7 1 T/C h d d il l k PLANNED d T/C S 01 04 97 -2 212 32 5 1801 s ut own ue to o ea . tarte 1802. 01/12/97 1755-1804 90 Gas transit system overpressure backing flow station out. UNPLANNED CGF restarted T/C 1883. CGF T!C 1883 shutdown. 01/13/97 1251-1315 240 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates. 01/13/97 1503-1520 170 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; moved 11-13 choke. 01/14/97 1713-1747 340 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; shut in 11-13 choke. 01/19/97 1355-1425 250 ESD'd T/C 1801 & 1802 due to high vibration. UNPLANNED Changed vibration probes on both T/Cs 01/19/97 1355-1425 150 STV flare assist gas. UNPLANNED Facility returned to normal; flaring stopped. 01/19/97 0430-0530 301 STV flare assist gas on Kaldair system. UNPLANNED Loaded IR compressor; flaring stopped. TOTAL UNDER 1 HOUR 1, 594 FLARING EVENTS GREATER THAN 1 HOUR 01/01/97 1231-1249 (intermittent 6o min) 01/06/97 0706-0815 FEB211997 Alaska~l & Gas Cons. Commission Anchorage 237 Facility maintenance. Trying to restart 1804. PLANNED Restarted 1804. 280 Raring for drill site shutdown. UNPLANNED Finished depressuring 11-1 and 11-Q. ARCO ALASKA, INC. CONSERVATION ORDER N0.219 GAS FLARING INCIDENTS FLOW STATION #2 JANUARY 1997 PLANNED DATE TIME VOLUME MCF DESCRIPTION OF INCIDENTS & CAUSE UNPLANNED ACTION TAKEN TO ELIMINATE CAUSE 01/13/97 1708-1819 640 Gas transit system overpressure backing flow station out. UNPLANNED Reduced inlet gas rates; shut in ti-13 8 11-24. (intermittent 64 min} 01/19/97 0430-0530 871 T/C 1801 shutdown on high vibration. UNPLANNED Started T/C 1802. • TOTAL OVER 1 HOUR 2,028 Flared 3, 622 Pilot/Purge 19,788 Continuous Assist 2 TOTAL FLARED 23,412 C.'1/ ~ i V FE3 21 1997 A~as9ca ~3i! ~ Gas Cons. CommisSian Anchorage SENT SY~ 1-20-97 6~29AM FLOW STATION 2~ 907 276 7542;# 1/ 3 FLARE ~VCIDENT AND UNPLANNED AIR E11~510N REPOFiTT ARCD ALASKA, INC. - PgUDM©I: BAY/GPMA FACIF.IT11:~ _ ~' G/~S DiSPOS1710N Dato of Occurrence: (m m/dd/YY) 7oW Volumo Flared: _L r NI~F~~_tiBlS .'~~; . o~ ~;:.::~^r:;'sr~'• ~ . ..~~~ Planes Urtplannsd~ (Clrcfe See ""~ 0000 2400 iisintlt:. From: . To: _ From: n Y 30 To: O ~l> From: /3.t=S' To: t;; .yam _ From: To• From: ~i Yo: ~~~~ From: _,,,,,~ To: ~„_ _ Told Wnutaa Flared: ~ (Lisbuma only • Gas hared was hom uparr~svm/dou»sbsarrr(CircN9 One) (Jnclualss Volume Flared innrlon Generated etacilc Smolre.) of TSG Conaciw meter at tPC.) (If ,4pplicab/e.) A. Dsecrrptlon of Irxldent eltd Ceuae: (Clink and Circte as Msny es Needed to Fully Oes¢rltre the Incidont) SID T!C/t~,„for ~ Process upset in TIC SD due to high exhaust temperature. section of facility. Seale oil system difficulties. ~ _ Flaring for drilisite Shutdown/startup. EMERGENCYSHUTDOWN_ Flare system testMg. Electrical/Instrurnentatinn malfunction. Faulty shutdown on EleotNcal/Instrumentation malfunction Facility maintenance. at outer IscUlty (Ttf,D). __._.-___,~ S!D on high vibration. Ges transit system overpressure X _ Other_ _ backing Fbw Station out. ~ 7'-di,~" S t'b ~ ~ Exceesivellnsuffleient Inlet gas .~ r S rates into facility. B. Action Taken to t:llminste Cause: (Check, CIrNe b Deacrlbs ea AppUcable) Stared/restarted 7IC 9 ,,,,~ Stabilized facility process and operation. ~Compreseor J train depressured ~ laepalred equipment dlfflculties Reduoed/ittcreased inlet gas rates. with _„ Completed flare testing. ~~ Facility maintenance completed. Corrected ELI flucuatioNfailure. ~ Otttar: Corrected E81 flucuatloNfallure _ ~ L , ~ ~ at other facility (T&Q). A..-a~ ./~uPE-~~ Black Smoke Section Dld Inciderrt Cause Biotic Smoke? Yes: No: ,/ (If Yes, continuo with this section) Notified AOEC (Date) (Time) (AL.ASItA DEPT. OF ENVlRdNMENTAI CONSEPIVATION Rep.) Report rh. roltaw/nB 1nlom:ot~n to Anlet: wtthln .?~ hours 8Y FAX (907-AB5.5iZ9). Oats and Time of biadc smoke event From: Td: Volume Flared tlVhich Generated Black Smoke (If Different From Above): M9CF,~, B>~S Type of AAaterlals Bumed: (Check one) GAS: _~-_.__._ NGLs:.~ Other: information from Sections A and 8 above (Cause and Corrective Action). General Weather Alr Temperature: Wind Speed/Direction: Name and phone number of person making the report. • Name ~ E JAN 21 1997 Facility Supmrvivor ~: A{sake Oil & Gas Cans uouunl5s{on EOC Supetvi~r ,PRB 6 (Prudhoe Rpts-Blade & non-Black Smoke Repolmghorage Field Environmental Compliance Directors, PRB 7 (Blade Smoke incidents Only) PBU/GPMA Field Managers, PAS ~ 4 (8tadc Smoke Inddents Only) liabumB Compliance and Revenue Aooountartt, ATO 748 (LJsburne Reports Only-Fax) Prudhoe esy Compliance and Revenue Aaxatltttarlt, ATO 758 (Prudhoe Reports only-Fax) 1 lehi ~~ne f Vmrefinne G nninominn Terhninel ditto s1ri d77 /! rch: was Rannrrx t7n1Y- Malf~ SENT BY~ 1-20-97 6~30AM ; • FLOW STATION 2-~ • 907 276 7542;# 2/ 3 FLARE INCIDENT AND UNPLANNED AIR EMISSION REPORT ARCO ALASKA, INC. • PRUDHOE BAY/GPMA FAAUTY; !~1owSr~~or~ 1"wo Date of Occurrence: e1- 19 - 4~-~ (mm/dd/yy) Totsl Volume Flared; 2sC7 M9Cf'~ BBLS Plettined nplann (Uncle Selection) Ttme of Occutranoe• 00.04 2aan ~Q14YIit/ From: t3~_ To: 1425 - 30 From' ~,r,,,, To: ~ _ „~„_ From: To: _ From: ~ To' a From: To: ~_ _ From: To: ~~ Toed MlnUtea Flared: ~~ (tlsburrre Only - [ies flared was from upFpeaMdaumlream (Circle Ona) (i/x~dcs Volume Flared Which Generated Blealr Smolre.) of 17EG conractpr meter at cpC-1 (I/ A~plicabla.) A. Deecripson of Mc ant end Cauca: (Chock and Cir to ea iulAhy as Needed to Fully Describe Rho Incident) / S/D T!C#~for~,c~ Proceaa upset in T1C Sp due to high exhaust temperature. ~~ sectiwl of facliity_ Seal ail system difficulties. ~ Flaring br drillsite shutdownlstartup. FJI~ROENCYSHtlT'DDWN. __ _ Flare system testlng. Electrical/Instrumentation malfunction. Faulty shutdown on Eiectriealllnstrumentation malfunctien Faclliry maintenance. at other facility (T&D). S)D on high vibration. Gea transit system overpressure ~_ Other: ~w«.t>O- ~sn„~~ backing Flow Station out. 1 p 0`cs `-) Exoesslvellnsulfident Inlet gas fssD' ~++~ k rates into facility. 8. Aetlon Taken tv ~Ilnrinate Cause: (Cheek, Clrcls 8 Describe as Appliceblo) .f- Started/tee T/C # ,/8d( ~~ Stabilized facility prowss and operation. Compressor /train de~essured Repaired equipment dlfficuftfes Reducadlincreased Inlet gas rates. with Completed flare tasting. Facility maintenance completed. Corrected E&I flucuation/failure. ~ Other: Corrected E&I flucuatioNfaiiure at other facility (T&D). 'n Did Incadent Cause Blade Smoke? Yes: No: ~/ (If Yas, continue with this section) Notified ADEC _ (Date) (Time) (ALASKA DEPT_ t7F ENVIRONMENTAL CONSERVATION Rep.) R.port the /oNow/np lnfonnaNon to ADEC wlth/n 24 hours 8Y FAX {807-tes-si2s)_ t7ate and Time of blade tanoiut- event: From: Tai Volume Flared Which Generated Blacft Smoke (If Different From Above}: MSCF BBLS Type of Materials Bumad: (Check Ona) GAS: NGIs: Other: Information from Sections A and 8 above (Cause and Corrective Action). General Weather Air Temperature: Wind Speed/Direotlon: Name and phone number of person making the report. Name Phono No. Facility Supervisor cc: EOC Supervisor ,PRB 6 (Prudhoe Rpts-E~lack 8 non-Black Smeke Reports) Field Environmental Comptlanw Directors, PRB 7 (Hladt Smoke Incidents Only) PBU/QPMA Field Managers, PR810 (t3ladc Smoke Incdents Only) Lisburne Comp6anw end Revenue AooouMant. ATO 748 (tlsburne Reports Only-Fax} Prucsttve Bay Complianw and Revenue Aorountant, ATO 756 (Prudhoe Reports Oniy-Fax) Cleburne Operations Enairtearino Technk~l Aide. ATO 477 ft.lsbtmte Reoortet OMv- Maio SENT BY~ 907 276 7542;# 3/ 3 1-20-97 ; 6~31AM ; • FLOW STATION 2~ • FLARE INCIDENT AND UNPLANNED AIR EMIS310N REPORT ARCO ALASKA, INC. • PRUDHOE BAY/GPMA FApLtTI": ,~ SAS D~~POSmoN Dace of oocurrence: o / ~- ] 9 ~ 9 7 Tuns of Occurrence: Qooo ~ (mmidd/yy} Fram: 043o To•_Q.~"30 bt.7 From: Tq: e Total Votuma Flared: .-~,.~~ ~ BBIS From' ~ To• F-om: <.:H~ ~`• ~~~~~~~~ <~ . Planned unplanned From: To' _ To: {Clyde Select From: _~,__~___ To: ~ -,_,_~„_,_,,,_ Togl Minutes Fhrsd: ~~ (Lisburne Only - l3as Bared ws^ !rom upstream/dounstream(ClrcNe Ono) (Includes VokrmA Flared Whkh Generated 81ack SmoJra.J of TEQ carnactor meter at CPC.) (li ApK:Ncatare_) A. [?^^crlptlon of Incident ante Crus^: (crteck anal Clyde as Many ^s Nosdsd to Fully Describe the Ineldont) _ .... ,__ SID T/C# far~_,_,_ Procwss upset In . _ _ _ T/C SD due to high exhaust temperature- section of fadllty. ~_Seal oil system difficulties. Flaring for drlllsite shutdown/startup. EMEIfGENCYSHUTDONVN• ._,__.___~ Flare system testing. Electricalfinstrumentatian malfunction. Faulty shutdown on _ Electrical/Instrumentation malfunction Facility malntenance_ at other facility (T&D). ~ ~ $p/ SN on high vibration. Gas transit system overpressure Other: badting Flow Station out. Excessiveflnsuftldent Infer gas __ rates into facility. 9. Aetlon T^kan to Ellrninsts sta: (CA^ck, Circle A Dtaseri6s es Applicable) tarred estarted T/C # S 0.1„ Stabilized facility process and operation. Compressor /train depreasured Repaired equipment difficulties Reduced/increased inlet gas rates. with ,,,~~Ctxnpleted flare testin9• Facility maintenance cnmplttted. Corrected E&I flucuation/fallura. Other: Corrected E&I fiucuatloNfailure ~'~ at other facility (T$D). 'n Did Incident Cause Blade Smoke? Yes: No: ~ (If Yas, aontinue with this seotian) Notified At)EG (Date) (Time) (ALASKA OEPT. OF ENVIRONMENTAL CONSERVATION Rep,) Report lire MilowMe 1nlornMf(on to ADEC wifhfn ?4 hours pr l°lU[ (907dBi~f1Z9). Date and Time of blade smoke event: From: Ta: Votuma Flared Which Generated Blade Smoke (If fJiff~ent From Above): N19GF Type of Materials Burned: (Cheek tine) GAS: NGLs: Other: _ _ Information from Sections A and Q above (Cause and Corrective Actfan). daneral Weather Air Temperature: Wind SpeedfDtrection: Name and phone number of person making the report- _ Name ~... ~~.~ Phone No. Facility Supervisor JAN 21 19'97 cc: EOC SupeMsor , PR8 6 (Prudhoe Rpts•Bladt 3 non-Black Smoke Reports) Field Environmental Compliance Oireotors. PRB 7 (1A8i~~ t~A~OlSelOfl PBU/QPMA Field Managers, fsR810 (eladt Smoke Ittddents Onl~~(~98 IJsbume Compliance and Revenue Aocourrtant, ATO 748 (Llsburrte Reports Onfy-Fax) Prudhoe Bay Campliance and Revenue AaxwrKant. ATO 76ti (Prudhoe Reports OnlyFaX) Lisburne Operatkx~ Engtne~ing Technical Aide, ATO 477 (Lisfatxne Reports Only- Mail) T ~~
