GIBSON UNIT

Oil · District 8A · Lease #62541

Operator: SHELL WESTERN E&P INC.

Fields: WASSON 72

Cum Oil

13.2M BBL

Cum Gas

3.6M MCF

casinghead

Wells

209

Production

1993-01 — 2026-04

Peak Month

1994-10

Production History

Cum Oil: 13,211,360 BBL Cum Gas: 3,603,920 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

75,375 BBL/mo

Di (annual)

6.7%

b-factor

0.0

EUR

12,949,020 BBL

R-squared

0.972

type

exponential

Operator History (from monthly production reports)

2000-05 — 2026-07 OCCIDENTAL PERMIAN LTD. 315 mo
1997-03 — 2000-04 ALTURA ENERGY LTD. 38 mo
1993-01 — 1997-02 SHELL WESTERN E&P INC. 50 mo

Wells (209)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2802OCCIDENTAL PERMIAN LTD.17,8152021-08-27
2704WOCCIDENTAL PERMIAN LTD.28,7002020-04-16
3006OCCIDENTAL PERMIAN LTD.28,6002019-10-22
3002OCCIDENTAL PERMIAN LTD.28,3002019-06-27
3003OCCIDENTAL PERMIAN LTD.28,3002019-06-21
3004OCCIDENTAL PERMIAN LTD.28,3002019-06-21
3005OCCIDENTAL PERMIAN LTD.28,3002019-06-21
1304OCCIDENTAL PERMIAN LTD.28,4002019-01-10
1305WOCCIDENTAL PERMIAN LTD.38,9032019-01-10
614OCCIDENTAL PERMIAN LTD.18,9002018-04-30
207WOCCIDENTAL PERMIAN LTD.38,5002016-12-12
2703OCCIDENTAL PERMIAN LTD.18,7002014-03-13
3101OCCIDENTAL PERMIAN LTD.18,7002014-03-04
1802OCCIDENTAL PERMIAN LTD.18,7002014-02-21
1901WOCCIDENTAL PERMIAN LTD.18,7002014-02-21
2908WOCCIDENTAL PERMIAN LTD.18,7002014-02-21
107WOCCIDENTAL PERMIAN LTD.18,7002014-01-18
108OCCIDENTAL PERMIAN LTD.18,7002014-01-18
204ROCCIDENTAL PERMIAN LTD.28,7002014-01-18
2202OCCIDENTAL PERMIAN LTD.18,7002014-01-18
2907OCCIDENTAL PERMIAN LTD.28,7002014-01-18
308OCCIDENTAL PERMIAN LTD.18,7002014-01-18
613OCCIDENTAL PERMIAN LTD.18,7002014-01-18
2003OCCIDENTAL PERMIAN LTD.28,4002013-04-09
1018OCCIDENTAL PERMIAN LTD.28,4002013-01-31
1019OCCIDENTAL PERMIAN LTD.18,4002013-01-28
1107OCCIDENTAL PERMIAN LTD.18,7002013-01-28
510OCCIDENTAL PERMIAN LTD.18,7002013-01-28
1017OCCIDENTAL PERMIAN LTD.38,4002013-01-17
1020OCCIDENTAL PERMIAN LTD.18,4002013-01-17
1704OCCIDENTAL PERMIAN LTD.18,4002013-01-16
307OCCIDENTAL PERMIAN LTD.17,9002013-01-09
1620OCCIDENTAL PERMIAN LTD.28,4002007-08-14
2609OCCIDENTAL PERMIAN LTD.18,9002006-03-03
2905OCCIDENTAL PERMIAN LTD.18,9002006-03-03
2608OCCIDENTAL PERMIAN LTD.18,9002006-02-09
2906OCCIDENTAL PERMIAN LTD.18,9002006-02-09
612OCCIDENTAL PERMIAN LTD.18,4002005-06-08
1106OCCIDENTAL PERMIAN LTD.18,4002005-04-26
1303OCCIDENTAL PERMIAN LTD.18,4002005-04-21
1105OCCIDENTAL PERMIAN LTD.18,4002005-04-19
304ROCCIDENTAL PERMIAN LTD.18,4002004-12-16
200OCCIDENTAL PERMIAN LTD.18,4002003-11-07
100OCCIDENTAL PERMIAN LTD.28,4002003-10-08
1000OCCIDENTAL PERMIAN LTD.28,4002003-10-08
2606OCCIDENTAL PERMIAN LTD.18,4002001-10-24
2607OCCIDENTAL PERMIAN LTD.18,4002001-10-24
611OCCIDENTAL PERMIAN LTD.18,4002001-10-24
1016OCCIDENTAL PERMIAN LTD.18,4002001-06-15
1619OCCIDENTAL PERMIAN LTD.18,4002001-06-07
1616OCCIDENTAL PERMIAN LTD.18,4002001-06-06
1617OCCIDENTAL PERMIAN LTD.18,4002001-06-06
1618OCCIDENTAL PERMIAN LTD.18,4002001-06-06
106WOCCIDENTAL PERMIAN LTD.18,4002000-08-08
509WOCCIDENTAL PERMIAN LTD.18,4002000-08-08
610OCCIDENTAL PERMIAN LTD.28,6002000-01-31
201OCCIDENTAL PERMIAN LTD.18,4001997-11-10
306OCCIDENTAL PERMIAN LTD.17,0001995-08-01
609WOCCIDENTAL PERMIAN LTD.18,4001992-11-06
206WOCCIDENTAL PERMIAN LTD.18,4001992-10-23
508OCCIDENTAL PERMIAN LTD.28,4001992-10-23
1503OCCIDENTAL PERMIAN LTD.28,2001990-01-22
406OCCIDENTAL PERMIAN LTD.28,2001990-01-22
1015OCCIDENTAL PERMIAN LTD.18,2001988-02-05
1014OCCIDENTAL PERMIAN LTD.28,2001988-01-15
2412OCCIDENTAL PERMIAN LTD.28,2001988-01-06
1614OCCIDENTAL PERMIAN LTD.18,2001988-01-05
1615OCCIDENTAL PERMIAN LTD.18,2001988-01-05
2411OCCIDENTAL PERMIAN LTD.18,2001987-11-03
1202OCCIDENTAL PERMIAN LTD.18,2001987-07-02
1612OCCIDENTAL PERMIAN LTD.18,2001987-07-02
1613OCCIDENTAL PERMIAN LTD.18,2001987-07-02
1613WOCCIDENTAL PERMIAN LTD.18,2001987-07-02
1703OCCIDENTAL PERMIAN LTD.18,2001987-07-02
2410OCCIDENTAL PERMIAN LTD.18,2001987-07-02
2605OCCIDENTAL PERMIAN LTD.28,2001987-07-02
2409OCCIDENTAL PERMIAN LTD.18,2001985-07-12
1610OCCIDENTAL PERMIAN LTD.18,2001985-05-07
1611OCCIDENTAL PERMIAN LTD.18,2001985-05-07
2407OCCIDENTAL PERMIAN LTD.18,2001985-05-07
2408OCCIDENTAL PERMIAN LTD.18,2001985-05-07
405OCCIDENTAL PERMIAN LTD.18,2001985-05-07
1013OCCIDENTAL PERMIAN LTD.18,2001984-03-15
205WOCCIDENTAL PERMIAN LTD.18,2001984-03-15
305OCCIDENTAL PERMIAN LTD.18,2001984-03-15
606OCCIDENTAL PERMIAN LTD.18,2001984-03-15
606WOCCIDENTAL PERMIAN LTD.18,2001984-03-15
607OCCIDENTAL PERMIAN LTD.18,2001984-03-15
608OCCIDENTAL PERMIAN LTD.18,2001984-03-15
1010OCCIDENTAL PERMIAN LTD.18,2001983-07-01
1011OCCIDENTAL PERMIAN LTD.18,2001983-07-01
1012OCCIDENTAL PERMIAN LTD.18,2001983-07-01
506OCCIDENTAL PERMIAN LTD.18,2001983-07-01
507OCCIDENTAL PERMIAN LTD.18,2001983-07-01
605OCCIDENTAL PERMIAN LTD.18,2001983-07-01
605WOCCIDENTAL PERMIAN LTD.18,2001983-07-01
1609OCCIDENTAL PERMIAN LTD.18,0001981-09-29
1609WOCCIDENTAL PERMIAN LTD.18,0001981-09-29
1009OCCIDENTAL PERMIAN LTD.18,0001981-08-10
505OCCIDENTAL PERMIAN LTD.18,0001981-08-10
100142-501-10339OCCIDENTAL PERMIAN LTD.------
100242-501-10338OCCIDENTAL PERMIAN LTD.------
100342-501-10335OCCIDENTAL PERMIAN LTD.------
1003W42-501-10335OCCIDENTAL PERMIAN LTD.------
100442-501-10009OCCIDENTAL PERMIAN LTD.------
100542-501-10337OCCIDENTAL PERMIAN LTD.------
100642-501-10336OCCIDENTAL PERMIAN LTD.------
1006W42-501-10336OCCIDENTAL PERMIAN LTD.------
100742-501-10010OCCIDENTAL PERMIAN LTD.------
100842-501-10008OCCIDENTAL PERMIAN LTD.------
10142-501-30732OCCIDENTAL PERMIAN LTD.------
10242-501-30559OCCIDENTAL PERMIAN LTD.------
10342-501-10552OCCIDENTAL PERMIAN LTD.------
103W42-501-10552OCCIDENTAL PERMIAN LTD.------
104W42-501-10544OCCIDENTAL PERMIAN LTD.------
10542-501-10543OCCIDENTAL PERMIAN LTD.------
110142-501-10288OCCIDENTAL PERMIAN LTD.------
1101W42-501-10288OCCIDENTAL PERMIAN LTD.------
110242-501-10287OCCIDENTAL PERMIAN LTD.------
110342-501-10286OCCIDENTAL PERMIAN LTD.------
110442-501-10285OCCIDENTAL PERMIAN LTD.------
120142-501-10118OCCIDENTAL PERMIAN LTD.------
130142-501-10290OCCIDENTAL PERMIAN LTD.------
1301W42-501-10290OCCIDENTAL PERMIAN LTD.------
130242-501-10291OCCIDENTAL PERMIAN LTD.------
1302W42-501-10291OCCIDENTAL PERMIAN LTD.------
150142-501-20120OCCIDENTAL PERMIAN LTD.------
150242-501-10340OCCIDENTAL PERMIAN LTD.------
1502W42-501-10340OCCIDENTAL PERMIAN LTD.------
160142-501-10300OCCIDENTAL PERMIAN LTD.------
160242-501-10299OCCIDENTAL PERMIAN LTD.------
1602W42-501-10299OCCIDENTAL PERMIAN LTD.------
160342-501-10298OCCIDENTAL PERMIAN LTD.------
160442-501-10297OCCIDENTAL PERMIAN LTD.------
160542-501-10296OCCIDENTAL PERMIAN LTD.------
1605W42-501-10296OCCIDENTAL PERMIAN LTD.------
160642-501-10295OCCIDENTAL PERMIAN LTD.------
160742-501-10293OCCIDENTAL PERMIAN LTD.------
160842-501-10294OCCIDENTAL PERMIAN LTD.------
1608W42-501-10294OCCIDENTAL PERMIAN LTD.------
170142-501-10352OCCIDENTAL PERMIAN LTD.------
170242-501-10517OCCIDENTAL PERMIAN LTD.------
180142-501-10309OCCIDENTAL PERMIAN LTD.------
200142-501-10512OCCIDENTAL PERMIAN LTD.------
2001W42-501-10512OCCIDENTAL PERMIAN LTD.------
2002W42-501-10514OCCIDENTAL PERMIAN LTD.------
20242-501-10113OCCIDENTAL PERMIAN LTD.------
20342-501-10114OCCIDENTAL PERMIAN LTD.------
20442-501-10115OCCIDENTAL PERMIAN LTD.------
210142-501-10292OCCIDENTAL PERMIAN LTD.------
220142-501-20135OCCIDENTAL PERMIAN LTD.------
230142-501-10533OCCIDENTAL PERMIAN LTD.------
230242-501-10157OCCIDENTAL PERMIAN LTD.------
2303W42-501-10145OCCIDENTAL PERMIAN LTD.------
230442-501-01249OCCIDENTAL PERMIAN LTD.------
240142-501-10522OCCIDENTAL PERMIAN LTD.------
2401W42-501-10522OCCIDENTAL PERMIAN LTD.------
240242-501-10152OCCIDENTAL PERMIAN LTD.------
2402W42-501-10152OCCIDENTAL PERMIAN LTD.------
240342-501-10150OCCIDENTAL PERMIAN LTD.------
240442-501-10151OCCIDENTAL PERMIAN LTD.------
240542-501-10148OCCIDENTAL PERMIAN LTD.------
2405W42-501-10148OCCIDENTAL PERMIAN LTD.------
240642-501-10149OCCIDENTAL PERMIAN LTD.------
250142-501-10284OCCIDENTAL PERMIAN LTD.------
250242-501-10283OCCIDENTAL PERMIAN LTD.------
260142-501-10224OCCIDENTAL PERMIAN LTD.------
260242-501-10226OCCIDENTAL PERMIAN LTD.------
2602W42-501-10226OCCIDENTAL PERMIAN LTD.------
260342-501-10223OCCIDENTAL PERMIAN LTD.------
2603W42-501-10223OCCIDENTAL PERMIAN LTD.------
260442-501-10225OCCIDENTAL PERMIAN LTD.------
270142-501-10154OCCIDENTAL PERMIAN LTD.------
270242-501-10155OCCIDENTAL PERMIAN LTD.------
280142-501-10523OCCIDENTAL PERMIAN LTD.------
280342-501-10344OCCIDENTAL PERMIAN LTD.------
2804W42-501-10505OCCIDENTAL PERMIAN LTD.------
290142-501-10211OCCIDENTAL PERMIAN LTD.------
2901W42-501-10211OCCIDENTAL PERMIAN LTD.------
290242-501-10214OCCIDENTAL PERMIAN LTD.------
2902W42-501-10214OCCIDENTAL PERMIAN LTD.------
290342-501-10212OCCIDENTAL PERMIAN LTD.------
2903W42-501-10212OCCIDENTAL PERMIAN LTD.------
2904W42-501-10213OCCIDENTAL PERMIAN LTD.------
30142-501-10538OCCIDENTAL PERMIAN LTD.------
30242-501-10536OCCIDENTAL PERMIAN LTD.------
302W42-501-10536OCCIDENTAL PERMIAN LTD.------
30342-501-10534OCCIDENTAL PERMIAN LTD.------
303W42-501-10534OCCIDENTAL PERMIAN LTD.------
30442-501-10525OCCIDENTAL PERMIAN LTD.------
40142-501-10334OCCIDENTAL PERMIAN LTD.------
401W42-501-10334OCCIDENTAL PERMIAN LTD.------
40242-501-10333OCCIDENTAL PERMIAN LTD.------
40342-501-10332OCCIDENTAL PERMIAN LTD.------
40442-501-10331OCCIDENTAL PERMIAN LTD.------
404W42-501-10331OCCIDENTAL PERMIAN LTD.------
50142-501-20032OCCIDENTAL PERMIAN LTD.------
50242-501-10501OCCIDENTAL PERMIAN LTD.------
50342-501-10306OCCIDENTAL PERMIAN LTD.------
50442-501-10305OCCIDENTAL PERMIAN LTD.------
60142-501-10504OCCIDENTAL PERMIAN LTD.------
60242-501-10097OCCIDENTAL PERMIAN LTD.------
60342-501-10099OCCIDENTAL PERMIAN LTD.------
604W42-501-10098OCCIDENTAL PERMIAN LTD.------
70142-501-10134OCCIDENTAL PERMIAN LTD.------
80142-501-10129OCCIDENTAL PERMIAN LTD.------
801W42-501-10129OCCIDENTAL PERMIAN LTD.------
90142-501-10307OCCIDENTAL PERMIAN LTD.------
901W42-501-10307OCCIDENTAL PERMIAN LTD.------