CHAPMAN, G.

Oil · District 01 · Lease #12300

Operator: SHALE OPERATING CO.

Cum Oil

103 BBL

Cum Gas

9 MCF

casinghead

Wells

1

Production

1993-01 — 1995-10

Peak Month

1993-08

Production History

Cum Oil: 103 BBL Cum Gas: 9 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

20 BBL/mo

Di (annual)

119.4%

b-factor

0.0

EUR

192 BBL

R-squared

0.586

type

exponential

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
1994-11 — 1994-12 MOBILE PRODUCTION SYSTEMS, INC. 2 mo
1994-03 — 1994-10 RAO OIL COMPANY 8 mo
1993-01 — 1994-02 SHALE OPERATING CO. 14 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1AGREAT PLAINS RESOURCES INC.12,4001989-07-19