STOKER, K. ET UX "C"

Oil · District 8A · Lease #5155

Operator: UNION OIL COMPANY OF CALIFORNIA

Fields: ROCKER -A-

Cum Oil

459k BBL

Cum Gas

158k MCF

casinghead

Wells

18

Production

1993-01 — 2026-04

Peak Month

1993-02

Production History

Cum Oil: 459,143 BBL Cum Gas: 158,231 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,710 BBL/mo

Di (annual)

25.7%

b-factor

0.7

EUR

459,467 BBL

R-squared

0.901

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 (18)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
22EXTEX OPERATING COMPANY24,1301996-01-12
22DEXTEX OPERATING COMPANY24,1301996-01-12
19 UEXTEX OPERATING COMPANY23,3901995-05-18
18 UEXTEX OPERATING COMPANY13,1501988-08-18
17EXTEX OPERATING COMPANY15,4001987-08-28
17DEXTEX OPERATING COMPANY15,4001987-08-28
16EXTEX OPERATING COMPANY13,3001985-12-20
15 UEXTEX OPERATING COMPANY13,3001985-10-17
1EXTEX OPERATING COMPANY12,5001983-04-29
1 UEXTEX OPERATING COMPANY12,5001983-04-29
2EXTEX OPERATING COMPANY12,4941982-08-27
2 UEXTEX OPERATING COMPANY12,4941982-08-27
1342-169-10314EXTEX OPERATING COMPANY------
342-169-02014EXTEX OPERATING COMPANY------
442-169-02015EXTEX OPERATING COMPANY------
542-169-02016EXTEX OPERATING COMPANY------
642-169-02017EXTEX OPERATING COMPANY------
842-169-02019EXTEX OPERATING COMPANY------