DANIEL -2-

Oil · District 08 · Lease #43158

Operator: ENERGEN RESOURCES CORPORATION

Cum Oil

142k BBL

Cum Gas

1.6M MCF

casinghead

Wells

4

Production

2012-09 — 2026-04

Peak Month

2014-03

Production History

Cum Oil: 142,418 BBL Cum Gas: 1,625,368 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,513 BBL/mo

Di (annual)

16.0%

b-factor

0.0

EUR

113,759 BBL

R-squared

0.476

type

exponential

Operator History (from monthly production reports)

2019-02 — 2026-07 DIAMONDBACK E&P LLC 90 mo
2012-09 — 2019-01 ENERGEN RESOURCES CORPORATION 77 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4DIAMONDBACK E&P LLC111,5002014-02-04
3DIAMONDBACK E&P LLC112,0002013-05-01
1DIAMONDBACK E&P LLC111,0002012-06-09
2DIAMONDBACK E&P LLC111,0002012-06-09