COWDEN, R.B. "AA"

Oil · District 08 · Lease #34006

Operator: STEPHENS, AUTRY C.

Cum Oil

46k BBL

Cum Gas

229k MCF

casinghead

Wells

2

Production

1993-10 — 2026-04

Peak Month

1995-12

Production History

Cum Oil: 45,924 BBL Cum Gas: 229,325 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

233 BBL/mo

Di (annual)

8.1%

b-factor

0.0

EUR

33,669 BBL

R-squared

0.369

type

exponential

Operator History (from monthly production reports)

2025-11 — 2026-07 OCTANE ENERGY OPERATING, LLC 9 mo
2023-11 — 2025-10 FIVESTONES ENERGY LLC 24 mo
2000-09 — 2023-10 ENDEAVOR ENERGY RESOURCES L.P. 278 mo
1996-02 — 2000-08 STEPHENS, AUTRY C. 55 mo
1993-10 — 1996-01 AMOCO PRODUCTION COMPANY 28 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2OCTANE ENERGY OPERATING, LLC18,1371992-11-12
2COCTANE ENERGY OPERATING, LLC18,1371992-11-12