CORDOVA UNION -F-

Oil · District 08 · Lease #1628

Operator: RAIDER OIL & GAS COMPANY

Fields: FROMME

Cum Oil

3k BBL

Cum Gas

8k MCF

casinghead

Wells

5

Production

1993-01 — 2025-02

Peak Month

2006-05

Production History

Cum Oil: 3,454 BBL Cum Gas: 8,140 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

96 BBL/mo

Di (annual)

38.4%

b-factor

0.0

EUR

2,971 BBL

R-squared

0.709

type

exponential

Operator History (from monthly production reports)

2003-01 — 2026-07 AVRA OIL COMPANY 283 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 (5)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
2	42-371-34013	AVRA OIL COMPANY	1	1,700	1982-09-10
2W	42-371-34013	AVRA OIL COMPANY	1	1,700	1982-09-10
3	42-371-34014	AVRA OIL COMPANY	1	1,700	1982-09-10
4	42-371-30722	AVRA OIL COMPANY	1	1,300	1981-05-05
1	42-371-00839	AVRA OIL COMPANY	--	--	--