COWDEN, E.F. "F"

Oil · District 08 · Lease #24848

Operator: STEPHENS, AUTRY C.

Fields: FOSTER

Cum Oil

6k BBL

Cum Gas

7k MCF

casinghead

Wells

2

Production

1993-01 — 1998-10

Peak Month

1997-10

Production History

Cum Oil: 5,581 BBL Cum Gas: 6,622 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

462 BBL/mo

Di (annual)

784.4%

b-factor

0.1

EUR

807 BBL

R-squared

0.733

type

hyperbolic

Operator History (from monthly production reports)

2000-09 — 2008-03 ENDEAVOR ENERGY RESOURCES L.P. 91 mo
1998-08 — 2000-08 STEPHENS, AUTRY C. 25 mo
1997-01 — 1998-07 ALEGRE ENERGY, INC. 19 mo
1993-01 — 1996-12 HYDROCARBON MANAGEMENT, INC. 48 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2ENDEAVOR ENERGY RESOURCES L.P.14,4001978-04-20
1ENDEAVOR ENERGY RESOURCES L.P.14,4001977-09-28