BARNSLEY -3-

Oil · District 08 · Lease #30263

Operator: PERMIAN RESOURCES, INC.

Cum Oil

12k BBL

Cum Gas

1k MCF

casinghead

Wells

1

Production

1993-01 — 2023-08

Peak Month

1994-06

Production History

Cum Oil: 12,469 BBL Cum Gas: 1,466 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

98 BBL/mo

Di (annual)

8.3%

b-factor

0.1

EUR

15,082 BBL

R-squared

0.521

type

hyperbolic

Operator History (from monthly production reports)

2021-09 — 2026-07 EXTEX OPERATING COMPANY 59 mo
2003-04 — 2021-08 ENDEAVOR ENERGY RESOURCES L.P. 221 mo
1998-10 — 2003-03 PERMIAN RESOURCES, INC. 54 mo
1995-05 — 1998-09 LION PRODUCTION, INC. 41 mo
1993-01 — 1995-04 OIL MANAGEMENT CORPORATION 28 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
302EXTEX OPERATING COMPANY25,6001985-11-08