O.B. PRICE

Oil · District 08 · Lease #38176

Operator: ENERVEST OPERATING, L.L.C.

Cum Oil

8k BBL

Cum Gas

242 MCF

casinghead

Wells

1

Production

2005-03 — 2008-01

Peak Month

2005-03

Production History

Cum Oil: 7,900 BBL Cum Gas: 242 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

529 BBL/mo

Di (annual)

229.5%

b-factor

2.0

EUR

39,250 BBL

R-squared

0.927

type

hyperbolic

Operator History (from monthly production reports)

2006-01 — 2008-04 ENERGEN RESOURCES CORPORATION 28 mo
2005-03 — 2005-12 ENERVEST OPERATING, L.L.C. 10 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10BCE-MACH III LLC12,8502004-09-09