CAMPBELL -D-

Oil · District 08 · Lease #30873

Operator: REATA RESOURCES

Fields: KEYSTONE (COLBY)

Cum Oil

111k BBL

Cum Gas

51k MCF

casinghead

Wells

2

Production

1993-01 — 2023-02

Peak Month

2010-12

Production History

Cum Oil: 110,532 BBL Cum Gas: 51,263 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,201 BBL/mo

Di (annual)

22.8%

b-factor

0.0

EUR

63,281 BBL

R-squared

0.958

type

exponential

Operator History (from monthly production reports)

2018-02 — 2024-12 BELL ENERGY 83 mo

2010-12 — 2018-01 CUSTER & WRIGHT OPERATING, INC. 86 mo

2007-10 — 2010-11 BELL ENERGY 38 mo

1993-01 — 2007-09 REATA RESOURCES 177 mo

Wells (2)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
3	42-495-31488	BELL ENERGY	1	3,500	1982-04-09
2	42-495-31444	BELL ENERGY	1	3,500	1981-11-09