BREWER UNIT NO. 1V

Oil · District 03 · Lease #21273

Operator: RILEY EXPLORATION, LLC

Fields: SRALLA ROAD (VICKSBURG)

Cum Oil

870k BBL

Cum Gas

644k MCF

casinghead

Wells

1

Production

1993-01 — 2009-06

Peak Month

1993-08

Production History

Cum Oil: 870,038 BBL Cum Gas: 643,630 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

11,310 BBL/mo

Di (annual)

15.7%

b-factor

0.0

EUR

865,571 BBL

R-squared

0.591

type

exponential

Operator History (from monthly production reports)

2010-01 — 2010-03 CH4 ENERGY II, LLC 3 mo

2008-06 — 2009-12 RILEY EXPLORATION, LLC 19 mo

2007-07 — 2008-05 COLUMBUS ENERGY, LLC 11 mo

1993-01 — 2007-06 COLUMBUS ENERGY CORP. 174 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-201-32252	CH4 ENERGY II LLC	1	8,600	1991-10-18