COOPER 27-26 NORTH UNIT

Oil · District 08 · Lease #51907

Operator: PERMIAN RESOURCES OPERATING, LLC

Cum Oil

1.9M BBL

Cum Gas

3.8M MCF

casinghead

Wells

4

Production

2019-02 — 2026-04

Peak Month

2019-03

Production History

Cum Oil: 1,902,937 BBL Cum Gas: 3,776,016 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

160,374 BBL/mo

Di (annual)

307.2%

b-factor

0.8

EUR

2,196,765 BBL

R-squared

0.951

type

hyperbolic

Operator History (from monthly production reports)

2024-11 — 2026-07 PERMIAN RESOURCES OPERATING, LLC 21 mo
2019-02 — 2024-10 OXY USA WTP LP 69 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
81WHPERMIAN RESOURCES OPERATING, LLC114,0002018-08-29
82WHPERMIAN RESOURCES OPERATING, LLC214,0002018-08-29
11WHPERMIAN RESOURCES OPERATING, LLC214,0002018-04-23
12WHPERMIAN RESOURCES OPERATING, LLC214,0002018-04-20