GENERAL WALKER -39-

Oil · District 08 · Lease #44316

Operator: ENERGEN RESOURCES CORPORATION

Cum Oil

31k BBL

Cum Gas

298k MCF

casinghead

Wells

1

Production

2013-10 — 2026-02

Peak Month

2014-05

Production History

Cum Oil: 30,563 BBL Cum Gas: 297,921 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

989 BBL/mo

Di (annual)

183.6%

b-factor

1.3

EUR

43,547 BBL

R-squared

0.906

type

hyperbolic

Operator History (from monthly production reports)

2019-02 — 2026-07 DIAMONDBACK E&P LLC 90 mo
2013-10 — 2019-01 ENERGEN RESOURCES CORPORATION 64 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DIAMONDBACK E&P LLC211,5002012-06-13