RICKER -A-

Oil · District 7C · Lease #4574

Operator: STEPHENS, AUTRY C.

Cum Oil

26k BBL

Cum Gas

473k MCF

casinghead

Wells

2

Production

1993-01 — 2015-05

Peak Month

1996-05

Production History

Cum Oil: 25,780 BBL Cum Gas: 472,718 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

170 BBL/mo

Di (annual)

10.4%

b-factor

0.0

EUR

19,403 BBL

R-squared

0.444

type

exponential

Operator History (from monthly production reports)

2000-09 — 2018-07 ENDEAVOR ENERGY RESOURCES L.P. 215 mo
1993-01 — 2000-08 STEPHENS, AUTRY C. 92 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2ENDEAVOR ENERGY RESOURCES L.P.18,3001985-10-25
142-383-10286ENDEAVOR ENERGY RESOURCES L.P.------