LARUE-MARK INVESTMENTS UNIT

Oil · District 03 · Lease #21221

Operator: UNION PACIFIC RESOURCES COMPANY

Cum Oil

19k BBL

Cum Gas

136k MCF

casinghead

Wells

1

Production

1993-01 — 1998-04

Peak Month

1993-04

Production History

Cum Oil: 18,729 BBL Cum Gas: 135,568 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,019 BBL/mo

Di (annual)

279.8%

b-factor

0.6

EUR

10,263 BBL

R-squared

0.689

type

hyperbolic

Operator History (from monthly production reports)

2002-12 — 2005-09 ANADARKO E&P COMPANY LP 34 mo
2001-02 — 2002-11 RME PETROLEUM COMPANY 22 mo
1993-01 — 2001-01 UNION PACIFIC RESOURCES COMPANY 97 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1REDBUD E & P, INC.311,0002005-01-26