UL YELLOWTAIL C 21-29-17 TB

Oil · District 08 · Lease #56750

Operator: PERCUSSION PETROLEUM OPER II,LLC

Cum Oil

168k BBL

Cum Gas

188k MCF

casinghead

Wells

1

Production

2022-02 — 2026-04

Peak Month

2025-05

Production History

Cum Oil: 168,217 BBL Cum Gas: 187,599 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5,065 BBL/mo

Di (annual)

137.3%

b-factor

0.0

EUR

44,315 BBL

R-squared

0.572

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
2022-02 — 2023-07 PERCUSSION PETROLEUM OPER II,LLC 18 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HAPACHE CORPORATION212,5002018-01-25