UL PAHASKA 21-6

Oil · District 08 · Lease #58001

Operator: PERCUSSION PETROLEUM OPER II,LLC

Cum Oil

660k BBL

Cum Gas

831k MCF

casinghead

Wells

6

Production

2022-05 — 2026-04

Peak Month

2022-06

Production History

Cum Oil: 660,192 BBL Cum Gas: 831,068 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

18,890 BBL/mo

Di (annual)

21.2%

b-factor

0.0

EUR

1,067,339 BBL

R-squared

0.407

type

exponential

Operator History (from monthly production reports)

2024-08 — 2026-07 APACHE CORPORATION 24 mo
2023-08 — 2024-07 CALLON PERMIAN II, LLC 12 mo
2022-05 — 2023-07 PERCUSSION PETROLEUM OPER II,LLC 15 mo

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
S008HAPACHE CORPORATION320,0002022-11-15
A005HAPACHE CORPORATION113,5002021-12-22
A003HAPACHE CORPORATION313,5002021-10-14
A006HAPACHE CORPORATION213,5002021-10-14
S004HAPACHE CORPORATION313,5002021-10-14
S007HAPACHE CORPORATION313,5002021-10-14