SHAEFFER RANCH -A-

Oil · District 04 · Lease #4407

Operator: TEXACO E & P INC.

Cum Oil

42k BBL

Cum Gas

1.7M MCF

casinghead

Wells

8

Production

1993-01 — 1995-09

Peak Month

1995-01

Production History

Cum Oil: 41,524 BBL Cum Gas: 1,718,121 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,945 BBL/mo

Di (annual)

210.1%

b-factor

0.0

EUR

11,131 BBL

R-squared

0.868

type

exponential

Operator History (from monthly production reports)

1997-04 — 2001-08 SLAWSON EXPLORATION COMPANY, INC 53 mo
1993-01 — 1997-03 TEXACO E & P INC. 51 mo

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
16TEXACO E & P INC.14,9101997-05-20
27SLAWSON EXPLORATION COMPANY INC16,6001995-01-20
1442-249-01172SLAWSON EXPLORATION COMPANY INC------
1742-249-01162SLAWSON EXPLORATION COMPANY INC------
2842-249-03818SLAWSON EXPLORATION COMPANY INC------
2942-249-03832SLAWSON EXPLORATION COMPANY INC------
442-249-01170TEXACO E & P INC.------
942-249-01161SLAWSON EXPLORATION COMPANY INC------