FASKEN -21-

Oil · District 08 · Lease #33084

Operator: STEPHENS, AUTRY C.

Fields: ST. RITA (DEVONIAN)

Cum Oil

5k BBL

Cum Gas

30k MCF

casinghead

Wells

1

Production

1993-01 — 1998-10

Peak Month

1993-04

Production History

Cum Oil: 4,531 BBL Cum Gas: 29,887 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

125 BBL/mo

Di (annual)

468.6%

b-factor

1.3

EUR

2,932 BBL

R-squared

0.483

type

hyperbolic

Operator History (from monthly production reports)

2000-09 — 2010-07 ENDEAVOR ENERGY RESOURCES L.P. 119 mo

1998-10 — 2000-08 STEPHENS, AUTRY C. 23 mo

1993-01 — 1998-09 HENRY PETROLEUM CORP. 69 mo

Wells (1)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
9021	42-329-31176	STEPHENS, AUTRY C.	4	13,500	1991-02-11