FESTUS 648-661 A

Oil · District 8A · Lease #71015

Operator: RILEY PERMIAN OPERATING CO, LLC

Cum Oil

242k BBL

Cum Gas

465k MCF

casinghead

Wells

1

Production

2019-11 — 2026-04

Peak Month

2022-11

Production History

Cum Oil: 242,384 BBL Cum Gas: 465,284 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

9,939 BBL/mo

Di (annual)

133.0%

b-factor

1.2

EUR

483,930 BBL

R-squared

0.938

type

hyperbolic

Operator History (from monthly production reports)

2019-11 — 2026-07 RILEY PERMIAN OPERATING CO, LLC 81 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
33XHRILEY PERMIAN OPERATING CO, LLC29,0002019-06-17