BARNSLEY NO. 4

Oil · District 08 · Lease #30103

Operator: PERMIAN RESOURCES, INC.

Cum Oil

24k BBL

Cum Gas

4k MCF

casinghead

Wells

2

Production

1993-01 — 2019-06

Peak Month

1997-10

Production History

Cum Oil: 23,537 BBL Cum Gas: 3,889 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

147 BBL/mo

Di (annual)

10.5%

b-factor

0.2

EUR

19,829 BBL

R-squared

0.429

type

hyperbolic

Operator History (from monthly production reports)

2021-09 — 2021-10 EXTEX OPERATING COMPANY 2 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 (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
313EXTEX OPERATING COMPANY14,8501984-12-28
308EXTEX OPERATING COMPANY14,8501984-08-23