NOELKE -67-

Oil · District 7C · Lease #11424

Operator: TXP, INCORPORATED

Fields: MERTZON (CANYON)

Cum Oil

10k BBL

Cum Gas

152k MCF

casinghead

Wells

1

Production

1993-01 — 2003-12

Peak Month

1995-01

Production History

Cum Oil: 9,818 BBL Cum Gas: 152,282 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

141 BBL/mo

Di (annual)

14.2%

b-factor

0.0

EUR

11,865 BBL

R-squared

0.361

type

exponential

Operator History (from monthly production reports)

2002-08 — 2004-06 TXP, INCORPORATED 23 mo

1999-08 — 2002-07 BRECK OPERATING CORP. 36 mo

1998-01 — 1999-07 CONCHO RESOURCES INC. 19 mo

1997-02 — 1997-12 COSTILLA ENERGY, INC. 11 mo

1996-06 — 1997-01 COSTILLA PETROLEUM CORPORATION 8 mo

1995-03 — 1996-05 PARKER & PARSLEY DEVELOPMENT L.P 15 mo

1993-01 — 1995-02 PARKER & PARSLEY DEVELOPMENT CO. 26 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-235-32568	TXP INCORPORATED	1	7,000	1985-04-23