DANIEL -21A-

Oil · District 08 · Lease #43857

Operator: ENERGEN RESOURCES CORPORATION

Cum Oil

117k BBL

Cum Gas

1.1M MCF

casinghead

Wells

4

Production

2013-03 — 2026-04

Peak Month

2013-06

Production History

Cum Oil: 117,086 BBL Cum Gas: 1,113,635 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,026 BBL/mo

Di (annual)

134.7%

b-factor

1.3

EUR

163,049 BBL

R-squared

0.891

type

hyperbolic

Operator History (from monthly production reports)

2019-02 — 2026-07 DIAMONDBACK E&P LLC 90 mo
2013-03 — 2019-01 ENERGEN RESOURCES CORPORATION 71 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WDDIAMONDBACK E&P LLC16,0002012-11-20
2DIAMONDBACK E&P LLC111,5002012-08-08
3DIAMONDBACK E&P LLC211,5002012-08-08
1DIAMONDBACK E&P LLC111,5002012-07-23