COWDEN 'F'

Oil · District 08 · Lease #55237

Operator: OCTANE ENERGY OPERATING, LLC

Cum Oil

94k BBL

Cum Gas

351k MCF

casinghead

Wells

4

Production

2020-11 — 2026-04

Peak Month

2022-07

Production History

Cum Oil: 93,617 BBL Cum Gas: 350,775 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,986 BBL/mo

Di (annual)

134.5%

b-factor

1.4

EUR

178,157 BBL

R-squared

0.862

type

hyperbolic

Operator History (from monthly production reports)

2025-11 — 2026-07 OCTANE ENERGY OPERATING, LLC 9 mo
2020-11 — 2025-10 FIVESTONES ENERGY LLC 60 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5OCTANE ENERGY OPERATING, LLC48,2502022-04-26
6OCTANE ENERGY OPERATING, LLC48,1692022-04-26
1OCTANE ENERGY OPERATING, LLC48,6002021-04-30
2OCTANE ENERGY OPERATING, LLC38,1612020-10-26