ERNST

Oil · District 01 · Lease #11764

Operator: GREAT PLAINS RESOURCES, INC.

Fields: SOMERSET

Cum Oil

288 BBL

Cum Gas

21 MCF

casinghead

Wells

2

Production

1993-01 — 1995-10

Peak Month

1993-12

Production History

Cum Oil: 288 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

24 BBL/mo

Di (annual)

261.9%

b-factor

0.5

EUR

179 BBL

R-squared

0.452

type

hyperbolic

Operator History (from monthly production reports)

1996-06 — 2008-03 GREAT PLAINS RESOURCES, INC. 142 mo
1995-01 — 1996-05 GINCO OPERATING CO. 17 mo
1993-10 — 1994-12 AMINEX USA, INC. 15 mo
1993-01 — 1993-09 CASPEN OPERATING COMPANY 9 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1GREAT PLAINS RESOURCES INC.12,0001986-02-03
2GREAT PLAINS RESOURCES INC.12,0001986-02-03