ETHEREDGE "B"

Oil · District 10 · Lease #6548

Operator: CRESCENDO RESOURCES, L.P.

Fields: HEMPHILL (DOUGLAS-OIL)

Cum Oil

15k BBL

Cum Gas

662k MCF

casinghead

Wells

1

Production

1993-01 — 2010-06

Peak Month

1995-08

Production History

Cum Oil: 15,021 BBL Cum Gas: 661,528 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

269 BBL/mo

Di (annual)

22.8%

b-factor

0.1

EUR

15,612 BBL

R-squared

0.902

type

hyperbolic

Operator History (from monthly production reports)

2002-01 — 2012-03 BP AMERICA PRODUCTION COMPANY 123 mo

2000-04 — 2001-12 AMOCO PRODUCTION COMPANY 21 mo

1997-09 — 2000-03 CRESCENDO RESOURCES, L.P. 31 mo

1993-01 — 1997-08 AMOCO PRODUCTION COMPANY 56 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
6 U	42-211-31581	MMGL TXPH, LLC	2	11,250	1987-06-02