SHAEFFER RANCH -L-

Oil · District 04 · Lease #9111

Operator: TEXACO E & P INC.

Cum Oil

1k BBL

Cum Gas

43k MCF

casinghead

Wells

1

Production

1993-01 — 1998-11

Peak Month

1993-01

Production History

Cum Oil: 1,389 BBL Cum Gas: 43,329 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

204 BBL/mo

Di (annual)

76.6%

b-factor

0.8

EUR

9,233 BBL

R-squared

0.859

type

hyperbolic

Operator History (from monthly production reports)

1997-04 — 1999-05 SLAWSON EXPLORATION COMPANY, INC 26 mo
1993-01 — 1997-03 TEXACO E & P INC. 51 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4SLAWSON EXPLORATION COMPANY, INC25,7411997-05-20