ALLEN, WILLIAM L.

Oil · District 7B · Lease #11875

Operator: TIDWELL PRODUCTION COMPANY

Cum Oil

13k BBL

Cum Gas

21 MCF

casinghead

Wells

4

Production

1993-01 — 2003-06

Peak Month

1994-03

Production History

Cum Oil: 13,124 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

204 BBL/mo

Di (annual)

20.8%

b-factor

0.0

EUR

11,718 BBL

R-squared

0.619

type

exponential

Operator History (from monthly production reports)

2009-02 — 2026-07 ANDALUCIA OIL COMPANY 210 mo
2006-10 — 2009-01 GBTFTA OPERATING, LLC 28 mo
2003-05 — 2006-09 TIDWELL PRODUCTION COMPANY 41 mo
1998-04 — 2003-04 SHIFFLETT OPERATING COMPANY 61 mo
1996-06 — 1998-03 3-D OIL & GAS 22 mo
1993-01 — 1996-05 BARBEE, INC. 41 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5WANDALUCIA OIL COMPANY12,6651980-08-22
8ANDALUCIA OIL COMPANY12,7431980-01-16
142-441-30379ANDALUCIA OIL COMPANY------
342-441-30453ANDALUCIA OIL COMPANY------