COWDEN -H-

Oil · District 08 · Lease #31683

Operator: STEPHENS, AUTRY C.

Fields: HARPER

Cum Oil

49k BBL

Cum Gas

10k MCF

casinghead

Wells

2

Production

1993-01 — 2026-04

Peak Month

1993-12

Production History

Cum Oil: 49,219 BBL Cum Gas: 9,944 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

176 BBL/mo

Di (annual)

15.4%

b-factor

0.0

EUR

13,566 BBL

R-squared

0.448

type

exponential

Operator History (from monthly production reports)

2010-07 — 2026-07 BAKER OPERATING, INC. 193 mo
2000-09 — 2010-06 ENDEAVOR ENERGY RESOURCES L.P. 118 mo
1997-11 — 2000-08 STEPHENS, AUTRY C. 34 mo
1996-09 — 1997-10 DICKSON PETROLEUM, INC. 14 mo
1993-01 — 1996-08 MARIAH ENERGY CORP. 44 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2BAKER OPERATING, INC.14,3501988-05-09
1BAKER OPERATING, INC.14,3501987-12-02