JOSEY WALES A 640-669

Oil · District 8A · Lease #71211

Operator: RILEY PERMIAN OPERATING CO, LLC

Cum Oil

193k BBL

Cum Gas

432k MCF

casinghead

Wells

2

Production

2021-11 — 2026-04

Peak Month

2022-03

Production History

Cum Oil: 193,343 BBL Cum Gas: 431,734 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,357 BBL/mo

Di (annual)

50.8%

b-factor

0.7

EUR

357,954 BBL

R-squared

0.784

type

hyperbolic

Operator History (from monthly production reports)

2021-11 — 2026-07 RILEY PERMIAN OPERATING CO, LLC 57 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8XHRILEY PERMIAN OPERATING CO, LLC29,0002025-02-13
5XHRILEY PERMIAN OPERATING CO, LLC29,0002021-03-04