CAMPBELL

Oil · District 10 · Lease #7055

Operator: VINTAGE PETROLEUM, INC.

Fields: CANADIAN, SE (DOUGLAS)

Cum Oil

7k BBL

Cum Gas

11k MCF

casinghead

Wells

1

Production

1995-07 — 1999-11

Peak Month

1995-12

Production History

Cum Oil: 7,455 BBL Cum Gas: 11,320 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

742 BBL/mo

Di (annual)

472.0%

b-factor

1.2

EUR

14,783 BBL

R-squared

0.894

type

hyperbolic

Operator History (from monthly production reports)

2007-09 — 2012-03 NOBLE ENERGY INC 55 mo

2005-06 — 2007-08 NOBLE ENERGY PRODUCTION, INC. 27 mo

2003-03 — 2005-05 PATINA OIL & GAS CORPORATION 27 mo

2002-01 — 2003-02 BRAVO NATURAL RESOURCES, INC. 14 mo

1995-07 — 2001-12 VINTAGE PETROLEUM, INC. 78 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
3042	42-211-32107	NOBLE ENERGY INC	1	7,700	1995-05-03