WILLIAMS

Oil · District 7C · Lease #11877

Operator: TXP, INCORPORATED

Fields: TANKERSLEY (5200)

Cum Oil

78k BBL

Cum Gas

292k MCF

casinghead

Wells

1

Production

1993-01 — 2026-04

Peak Month

2001-07

Production History

Cum Oil: 78,299 BBL Cum Gas: 291,768 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

411 BBL/mo

Di (annual)

5.6%

b-factor

0.0

EUR

82,681 BBL

R-squared

0.483

type

exponential

Operator History (from monthly production reports)

2018-05 — 2026-07 TXP, INCORPORATED 99 mo

2016-12 — 2018-04 GANADOR OPERATING, LLC 17 mo

2012-08 — 2016-11 COG OPERATING LLC 52 mo

2010-04 — 2012-07 THREE RIVERS OPERATING CO LLC 28 mo

2004-05 — 2010-03 CHESAPEAKE OPERATING, INC. 71 mo

1993-01 — 2004-04 PERMIAN RESOURCES, INC. 136 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-235-32728	TXP, INCORPORATED	1	7,350	1986-01-06