UL ROY A 17-35-13

Oil · District 08 · Lease #55557

Operator: PERCUSSION PETROLEUM OPER II,LLC

Cum Oil

496k BBL

Cum Gas

625k MCF

casinghead

Wells

1

Production

2020-04 — 2026-04

Peak Month

2021-12

Production History

Cum Oil: 496,181 BBL Cum Gas: 624,610 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

21,481 BBL/mo

Di (annual)

90.2%

b-factor

0.2

EUR

357,410 BBL

R-squared

0.720

type

hyperbolic

Operator History (from monthly production reports)

2024-08 — 2026-07 APACHE CORPORATION 24 mo
2023-08 — 2024-07 CALLON PERMIAN II, LLC 12 mo
2021-03 — 2023-07 PERCUSSION PETROLEUM OPER II,LLC 29 mo
2020-04 — 2021-02 OASIS PETROLEUM PERMIAN LLC 11 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5201HAPACHE CORPORATION112,6002019-11-22