COWDEN, J. M. R/A -B-

Oil · District 08 · Lease #835

Operator: OCCIDENTAL PERMIAN LTD.

Cum Oil

3.0M BBL

Cum Gas

316k MCF

casinghead

Wells

23

Production

1993-01 — 2026-04

Peak Month

1993-01

Production History

Cum Oil: 3,014,433 BBL Cum Gas: 315,845 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

16,930 BBL/mo

Di (annual)

9.3%

b-factor

0.8

EUR

3,503,136 BBL

R-squared

0.902

type

hyperbolic

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 AMOCO PRODUCTION COMPANY 50 mo

Wells (23)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
127ROCCIDENTAL PERMIAN LTD.15,5002019-08-08
1984OCCIDENTAL PERMIAN LTD.15,5002019-07-09
127OCCIDENTAL PERMIAN LTD.35,9002011-02-28
132OCCIDENTAL PERMIAN LTD.15,3001993-11-08
139OCCIDENTAL PERMIAN LTD.15,3001993-11-08
133OCCIDENTAL PERMIAN LTD.15,3101988-06-16
134OCCIDENTAL PERMIAN LTD.15,3101988-06-16
120OCCIDENTAL PERMIAN LTD.15,8001985-06-20
118OCCIDENTAL PERMIAN LTD.15,8001985-05-14
119OCCIDENTAL PERMIAN LTD.15,8001985-05-14
117WOCCIDENTAL PERMIAN LTD.15,9001984-09-25
114WOCCIDENTAL PERMIAN LTD.15,5001979-09-14
112OCCIDENTAL PERMIAN LTD.15,6001978-06-21
10642-135-02832OCCIDENTAL PERMIAN LTD.------
10742-135-02833OCCIDENTAL PERMIAN LTD.------
8042-135-02806OCCIDENTAL PERMIAN LTD.------
81W42-135-02807OCCIDENTAL PERMIAN LTD.------
83W42-135-02809OCCIDENTAL PERMIAN LTD.------
8542-135-02814OCCIDENTAL PERMIAN LTD.------
86W42-135-02813OCCIDENTAL PERMIAN LTD.------
8742-135-02812OCCIDENTAL PERMIAN LTD.------
9342-135-02819OCCIDENTAL PERMIAN LTD.------
99W42-135-02825OCCIDENTAL PERMIAN LTD.------