STATE -FY-

Oil · District 08 · Lease #29152

Operator: PENNZOIL PETROLEUM COMPANY

Fields: EMMA (WOLFCAMP 8390)

Cum Oil

18k BBL

Cum Gas

28k MCF

casinghead

Wells

1

Production

1993-01 — 2003-02

Peak Month

2000-07

Production History

Cum Oil: 18,234 BBL Cum Gas: 27,923 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

258 BBL/mo

Di (annual)

512.8%

b-factor

0.7

EUR

1,642 BBL

R-squared

0.501

type

hyperbolic

Operator History (from monthly production reports)

2009-03 — 2014-03 AMERICO ENERGY RESOURCES, LLC 61 mo

2005-06 — 2009-02 NAUMANN OIL & GAS, INC. 45 mo

2004-03 — 2005-05 AMERICO ENERGY RESOURCES, LLC 15 mo

2002-07 — 2004-02 MERIT ENERGY COMPANY 20 mo

2000-04 — 2002-06 DEVON ENERGY PRODUCTION CO, L.P. 27 mo

1999-03 — 2000-03 PENNZENERGY EXP. & PROD., L.L.C. 13 mo

1995-02 — 1999-02 PENNZOIL EXPLORATION & PROD. CO. 49 mo

1993-01 — 1995-01 PENNZOIL PETROLEUM COMPANY 25 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
1	42-003-01628	RING ENERGY, INC.	4	12,700	2011-03-29