THOMASON "D"

Oil · District 08 · Lease #40221

Operator: ENERGEN RESOURCES CORPORATION

Cum Oil

199k BBL

Cum Gas

986k MCF

casinghead

Wells

8

Production

2010-06 — 2026-04

Peak Month

2011-11

Production History

Cum Oil: 198,647 BBL Cum Gas: 986,191 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,904 BBL/mo

Di (annual)

588.3%

b-factor

1.7

EUR

240,339 BBL

R-squared

0.797

type

hyperbolic

Operator History (from monthly production reports)

2019-02 — 2026-07 DIAMONDBACK E&P LLC 90 mo
2010-06 — 2019-01 ENERGEN RESOURCES CORPORATION 104 mo

Wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1DIAMONDBACK E&P LLC611,7002013-02-19
8DIAMONDBACK E&P LLC111,0002011-05-18
6DIAMONDBACK E&P LLC111,0002011-05-10
7DIAMONDBACK E&P LLC111,0002011-05-10
3DIAMONDBACK E&P LLC111,0002011-04-13
4DIAMONDBACK E&P LLC211,0002011-04-11
5DIAMONDBACK E&P LLC111,0002011-04-08
2DIAMONDBACK E&P LLC211,0002010-02-10