CORDOVA UNION E

Oil · District 08 · Lease #27185

Operator: RAIDER OIL & GAS COMPANY

Fields: LEHN-APCO (YATES)

Cum Oil

3k BBL

Cum Gas

5k MCF

casinghead

Wells

1

Production

1993-01 — 2008-10

Peak Month

2006-01

Production History

Cum Oil: 2,948 BBL Cum Gas: 5,381 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

44 BBL/mo

Di (annual)

327.8%

b-factor

1.7

EUR

2,098 BBL

R-squared

0.491

type

hyperbolic

Operator History (from monthly production reports)

2003-01 — 2009-01 AVRA OIL COMPANY 73 mo

2000-01 — 2002-12 RAIDER OIL & GAS COMPANY 36 mo

1994-08 — 1999-12 EARNEST PRODUCING CORPORATION 65 mo

1993-01 — 1994-07 LAWRENCE, C. F. & ASSOC. INC. 19 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-371-00840	AVRA OIL COMPANY	2	1,200	1981-08-25