THOMAS "B"

Oil · District 10 · Lease #6600

Operator: STARTEX OPERATING COMPANY

Fields: FRYE RANCH (GRANITE WASH -A-)

Cum Oil

19k BBL

Cum Gas

378k MCF

casinghead

Wells

1

Production

1993-01 — 2006-10

Peak Month

1993-06

Production History

Cum Oil: 19,156 BBL Cum Gas: 378,164 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

343 BBL/mo

Di (annual)

21.3%

b-factor

0.0

EUR

19,291 BBL

R-squared

0.775

type

exponential

Operator History (from monthly production reports)

2004-06 — 2007-04 DOMINION OKLAHOMA TEXAS E&P, INC 35 mo

1994-01 — 2004-05 STARTEX OPERATING COMPANY 125 mo

1993-01 — 1993-12 SAXET OPERATING COMPANY, INC. 12 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
B 1	42-483-31385	4P ENERGY TEXAS LLC	2	12,500	1988-09-26