POTTS -B-

Oil · District 08 · Lease #30134

Operator: WEST TEXAS-T, INC.

Fields: PECOS VALLEY (HIGH GRAVITY)

Cum Oil

11k BBL

Cum Gas

21 MCF

casinghead

Wells

2

Production

1993-01 — 2021-04

Peak Month

2004-03

Production History

Cum Oil: 11,340 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

232 BBL/mo

Di (annual)

191.5%

b-factor

0.8

EUR

4,825 BBL

R-squared

0.557

type

hyperbolic

Operator History (from monthly production reports)

2022-10 — 2026-07 HARD ROCK O&G 46 mo

2019-08 — 2022-09 APV MCCAMEY LLC 38 mo

2017-11 — 2019-07 ARCH OIL & GAS, LLC 21 mo

2016-10 — 2017-10 7S OIL & GAS, LLC 13 mo

2012-06 — 2016-09 MADERA OPERATING LLC 52 mo

2012-01 — 2012-05 NMR ENERGY LLC 5 mo

2007-11 — 2011-12 A & G OIL COMPANY, LLC 50 mo

2002-06 — 2007-10 WEST TEXAS-T, INC. 65 mo

1997-06 — 2002-05 NIZEN, STANLEY 60 mo

1996-09 — 1997-05 EXCO RESOURCES, INC. 9 mo

1993-01 — 1996-08 MINERAL DEVELOPMENT, INC. 44 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
603	42-371-35526	HARD ROCK O&G	1	2,200	1985-05-13
605	42-371-35527	HARD ROCK O&G	1	2,200	1985-05-13