LLANO -8-

Oil · District 08 · Lease #42055

Operator: HANNATHON PETROLEUM II, LLC

Cum Oil

218k BBL

Cum Gas

568k MCF

casinghead

Wells

5

Production

2011-11 — 2026-04

Peak Month

2013-03

Production History

Cum Oil: 218,445 BBL Cum Gas: 567,859 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,379 BBL/mo

Di (annual)

244.0%

b-factor

1.4

EUR

180,501 BBL

R-squared

0.559

type

hyperbolic

Operator History (from monthly production reports)

2023-04 — 2026-07 HANNATHON PETROLEUM II, LLC 40 mo
2019-02 — 2023-03 DIAMONDBACK E&P LLC 50 mo
2011-11 — 2019-01 ENERGEN RESOURCES CORPORATION 87 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HANNATHON PETROLEUM II, LLC112,0002013-05-14
4HANNATHON PETROLEUM II, LLC111,0002012-06-05
3HANNATHON PETROLEUM II, LLC111,0002012-02-18
2HANNATHON PETROLEUM II, LLC111,0002011-04-26
1HANNATHON PETROLEUM II, LLC111,0002011-04-22