UPSHAW, T.A.

Oil · District 7B · Lease #22442

Operator: WILLIAMS, A. OIL

Fields: UPSHAW (CONGLOMERATE)

Cum Oil

102k BBL

Cum Gas

82k MCF

casinghead

Wells

3

Production

1993-01 — 2026-03

Peak Month

1995-04

Production History

Cum Oil: 102,474 BBL Cum Gas: 81,564 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,196 BBL/mo

Di (annual)

17.5%

b-factor

0.1

EUR

90,585 BBL

R-squared

0.939

type

hyperbolic

Operator History (from monthly production reports)

2018-11 — 2026-07 WILLIAMS, A. OIL 93 mo

2011-06 — 2018-10 J V A OPERATING COMPANY, INC. 89 mo

2005-01 — 2011-05 MINERAL TECHNOLOGIES, INC. 77 mo

2002-07 — 2004-12 TCF ENERGY, INC. 30 mo

2002-01 — 2002-06 MINERAL TECHNOLOGIES, INC. 6 mo

1999-09 — 2001-12 ECLIPSE OIL & GAS, INC. 28 mo

1997-01 — 1999-08 BRISTOL RESOURCES CORPORATION 32 mo

1995-03 — 1996-12 APACHE CORPORATION 22 mo

1993-01 — 1995-02 TEXACO E & P INC. 26 mo

Wells (3)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
8	42-433-32348	WILLIAMS, A. OIL	1	6,200	1988-02-16
6	42-433-32106	WILLIAMS, A. OIL	1	6,150	1985-11-01
5	42-433-31978	WILLIAMS, A. OIL	1	6,200	1985-02-26