MCCAMPBELL, W. B.

Oil · District 04 · Lease #3225

Operator: XOG OPERATING LLC

Fields: TURKEY CREEK (4000 SAND)

Cum Oil

133k BBL

Cum Gas

125k MCF

casinghead

Wells

4

Production

1993-01 — 2011-03

Peak Month

1993-12

Production History

Cum Oil: 133,350 BBL Cum Gas: 124,914 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,583 BBL/mo

Di (annual)

14.7%

b-factor

0.0

EUR

129,047 BBL

R-squared

0.554

type

exponential

Operator History (from monthly production reports)

2005-07 — 2026-07 XOG OPERATING LLC 253 mo

2002-05 — 2005-06 XERIC OIL & GAS CORPORATION 38 mo

2001-09 — 2002-04 PENN VIRGINIA OIL & GAS CORP. 8 mo

1996-02 — 2001-08 SYNERGY OIL & GAS, INC. (A) 67 mo

1994-06 — 1996-01 SYNERGY PRODUCTION COMPANY 20 mo

1993-01 — 1994-05 FINA OIL & CHEMICAL COMPANY 17 mo

Wells (4)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
9	42-355-33210	XOG OPERATING LLC	1	4,400	2000-01-26
8	42-355-32423	XOG OPERATING LLC	1	5,500	1985-03-18
3A	42-355-01279	XOG OPERATING LLC	--	--	--
6	42-355-30283	XOG OPERATING LLC	--	--	--