< leases

AVANT, A.J.

Oil · District 01 · Lease #1609

Operator: RIFE OIL PROPERTIES, INC.

Fields: SOMERSET

Cum Oil

47 BBL

Cum Gas

14 MCF

casinghead

Wells

2

Production

1993-01 — 1995-10

Peak Month

1994-12

Production History

Cum Oil: 47 BBL Cum Gas: 14 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

7 BBL/mo

Di (annual)

179.6%

b-factor

0.0

EUR

41 BBL

R-squared

0.933

type

exponential

Operator History (from monthly production reports)

1996-06 — 2003-08 GREAT PLAINS RESOURCES, INC. 87 mo
1994-09 — 1996-05 GINCO OPERATING CO. 21 mo
1994-05 — 1994-08 RIFE OIL PROPERTIES, INC. 4 mo
1993-07 — 1994-04 LUCROS INTERNATIONAL CORPORATION 10 mo
1993-01 — 1993-06 BLACK JACK WELL SERVICE, INC. 6 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
442-029-31147GREAT PLAINS RESOURCES INC.11,7501980-08-29
142-029-80258GREAT PLAINS RESOURCES INC.------