ADDIS, FRANK V. -D-

Oil · District 08 · Lease #912

Operator: OCCIDENTAL PERMIAN LTD.

Fields: COWDEN, SOUTH

Cum Oil

417k BBL

Cum Gas

166k MCF

casinghead

Wells

9

Production

1993-01 — 2026-04

Peak Month

2004-04

Production History

Cum Oil: 417,120 BBL Cum Gas: 166,440 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,817 BBL/mo

Di (annual)

14.1%

b-factor

0.2

EUR

290,310 BBL

R-squared

0.822

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 (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11OCCIDENTAL PERMIAN LTD.24,9002004-01-15
10OCCIDENTAL PERMIAN LTD.14,9002003-04-04
8OCCIDENTAL PERMIAN LTD.14,9002002-07-10
7OCCIDENTAL PERMIAN LTD.14,9002001-11-27
6OCCIDENTAL PERMIAN LTD.14,8501988-02-29
5OCCIDENTAL PERMIAN LTD.14,5501978-05-15
1W42-135-07624OCCIDENTAL PERMIAN LTD.------
2W42-135-07625OCCIDENTAL PERMIAN LTD.------
442-135-32137OCCIDENTAL PERMIAN LTD.------