BIG RIVER

Oil · District 03 · Lease #19497

Operator: STEPHENS, AUTRY C.

Cum Oil

55k BBL

Cum Gas

39k MCF

casinghead

Wells

1

Production

1993-01 — 2007-07

Peak Month

1998-06

Production History

Cum Oil: 55,222 BBL Cum Gas: 39,228 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

745 BBL/mo

Di (annual)

22.9%

b-factor

0.0

EUR

38,997 BBL

R-squared

0.539

type

exponential

Operator History (from monthly production reports)

2000-09 — 2007-10 ENDEAVOR ENERGY RESOURCES L.P. 86 mo
1997-05 — 2000-08 STEPHENS, AUTRY C. 40 mo
1996-05 — 1997-04 GOLDEN MONET, INC. 12 mo
1993-01 — 1996-04 DESTIN ENERGY, INC. 40 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ENDEAVOR ENERGY RESOURCES L.P.18,2501986-11-06