ELDER, P. 1

Oil · District 08 · Lease #38174

Operator: ENERVEST OPERATING, L.L.C.

Cum Oil

7k BBL

Cum Gas

261 MCF

casinghead

Wells

1

Production

2005-06 — 2008-01

Peak Month

2005-06

Production History

Cum Oil: 7,212 BBL Cum Gas: 261 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

370 BBL/mo

Di (annual)

109.7%

b-factor

2.0

EUR

38,498 BBL

R-squared

0.593

type

hyperbolic

Operator History (from monthly production reports)

2006-01 — 2008-04 ENERGEN RESOURCES CORPORATION 28 mo
2005-06 — 2005-12 ENERVEST OPERATING, L.L.C. 7 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
14BCE-MACH III LLC22,8952005-05-02