MAG -F-

Oil · District 08 · Lease #30289

Operator: WEST TEXAS-T, INC.

Fields: PECOS VALLEY (HIGH GRAVITY)

Cum Oil

10k BBL

Cum Gas

21 MCF

casinghead

Wells

3

Production

1993-01 — 2010-02

Peak Month

1999-01

Production History

Cum Oil: 10,040 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

88 BBL/mo

Di (annual)

42.1%

b-factor

0.3

EUR

3,429 BBL

R-squared

0.403

type

hyperbolic

Operator History (from monthly production reports)

2017-11 — 2026-07 ARCH OIL & GAS, LLC 105 mo

2016-06 — 2017-10 7S OIL & GAS, LLC 17 mo

2015-02 — 2016-05 RIPTIDE ENERGY LLC 16 mo

2013-08 — 2015-01 PETROLIA GROUP, L.L.C. 18 mo

2012-01 — 2013-07 NMR ENERGY LLC 19 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 (3)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
43	42-371-35621	ARCH OIL & GAS LLC	1	2,200	1985-10-03
44	42-371-35620	ARCH OIL & GAS LLC	1	2,200	1985-10-03
45	42-371-35622	ARCH OIL & GAS LLC	1	2,200	1985-10-03