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

Oil · District 08 · Lease #834

Operator: OCCIDENTAL PERMIAN LTD.

Cum Oil

1.6M BBL

Cum Gas

212k MCF

casinghead

Wells

31

Production

1993-01 — 2026-04

Peak Month

2001-05

Production History

Cum Oil: 1,609,986 BBL Cum Gas: 211,617 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,929 BBL/mo

Di (annual)

6.2%

b-factor

0.1

EUR

1,159,337 BBL

R-squared

0.841

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 (31)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
140OCCIDENTAL PERMIAN LTD.25,8002015-03-27
135OCCIDENTAL PERMIAN LTD.15,3001993-11-08
136OCCIDENTAL PERMIAN LTD.15,3001993-11-08
138OCCIDENTAL PERMIAN LTD.15,3001993-10-11
104OCCIDENTAL PERMIAN LTD.15,3101986-06-18
94OCCIDENTAL PERMIAN LTD.15,3011986-06-16
96OCCIDENTAL PERMIAN LTD.15,2831986-06-16
131WOCCIDENTAL PERMIAN LTD.15,9001985-07-05
126WOCCIDENTAL PERMIAN LTD.15,9001985-06-20
128OCCIDENTAL PERMIAN LTD.15,9001985-06-20
129WOCCIDENTAL PERMIAN LTD.15,9001985-06-07
130OCCIDENTAL PERMIAN LTD.15,9001985-06-07
123OCCIDENTAL PERMIAN LTD.15,9001985-06-06
125OCCIDENTAL PERMIAN LTD.15,9001985-06-06
121WOCCIDENTAL PERMIAN LTD.15,8001985-05-14
122OCCIDENTAL PERMIAN LTD.15,8001985-05-14
124WOCCIDENTAL PERMIAN LTD.15,9001985-05-14
113WOCCIDENTAL PERMIAN LTD.15,4001979-09-20
110OCCIDENTAL PERMIAN LTD.15,6001978-06-21
111OCCIDENTAL PERMIAN LTD.15,6001978-06-21
100W42-135-02826OCCIDENTAL PERMIAN LTD.------
10242-135-02828OCCIDENTAL PERMIAN LTD.------
103W42-135-02829OCCIDENTAL PERMIAN LTD.------
10842-135-20199OCCIDENTAL PERMIAN LTD.------
84W42-135-02810OCCIDENTAL PERMIAN LTD.------
88W42-135-02811OCCIDENTAL PERMIAN LTD.------
8942-135-02815OCCIDENTAL PERMIAN LTD.------
91W42-135-02817OCCIDENTAL PERMIAN LTD.------
92W42-135-02818OCCIDENTAL PERMIAN LTD.------
9542-135-02821OCCIDENTAL PERMIAN LTD.------
98W42-135-02824OCCIDENTAL PERMIAN LTD.------