WALKER STATE 28

Oil · District 08 · Lease #40800

Operator: THOMPSON, J. CLEO

Cum Oil

239k BBL

Cum Gas

346k MCF

casinghead

Wells

4

Production

2010-12 — 2026-04

Peak Month

2012-12

Production History

Cum Oil: 239,491 BBL Cum Gas: 346,449 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,890 BBL/mo

Di (annual)

107.8%

b-factor

1.0

EUR

262,695 BBL

R-squared

0.686

type

hyperbolic

Operator History (from monthly production reports)

2024-11 — 2026-07 PERMIAN RESOURCES OPERATING, LLC 21 mo
2013-04 — 2024-10 OXY USA WTP LP 139 mo
2010-12 — 2013-03 THOMPSON, J. CLEO 28 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4PERMIAN RESOURCES OPERATING, LLC113,5002012-05-17
2PERMIAN RESOURCES OPERATING, LLC113,5002012-04-23
3PERMIAN RESOURCES OPERATING, LLC113,5002012-02-17
1PERMIAN RESOURCES OPERATING, LLC113,5002010-06-02