STOKER, K. ET UX "C"

Oil · District 8A · Lease #12275

Operator: UNION OIL COMPANY OF CALIFORNIA

Cum Oil

406k BBL

Cum Gas

148k MCF

casinghead

Wells

12

Production

1993-01 — 2026-04

Peak Month

1994-05

Production History

Cum Oil: 405,631 BBL Cum Gas: 148,072 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,897 BBL/mo

Di (annual)

10.4%

b-factor

0.3

EUR

424,298 BBL

R-squared

0.874

type

hyperbolic

Operator History (from monthly production reports)

2021-02 — 2026-07 EXTEX OPERATING COMPANY 66 mo
2008-01 — 2021-01 LEGACY RESERVES OPERATING LP 157 mo
2006-04 — 2007-12 CHEVRON MIDCONTINENT, L.P. 21 mo
2000-06 — 2006-03 PURE RESOURCES, L.P. 70 mo
1993-01 — 2000-05 UNION OIL COMPANY OF CALIFORNIA 89 mo

Wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11EXTEX OPERATING COMPANY14,0002006-04-18
19 LEXTEX OPERATING COMPANY23,3901995-05-18
20EXTEX OPERATING COMPANY35,4001989-08-08
18 LEXTEX OPERATING COMPANY13,1501988-08-18
16EXTEX OPERATING COMPANY13,3001985-12-20
15 LEXTEX OPERATING COMPANY13,3001985-10-17
1LEXTEX OPERATING COMPANY12,5001983-04-29
2 LEXTEX OPERATING COMPANY12,4941982-08-27
1042-169-10104EXTEX OPERATING COMPANY------
1242-169-10106EXTEX OPERATING COMPANY------
6 L42-169-02017EXTEX OPERATING COMPANY------
942-169-10103EXTEX OPERATING COMPANY------