DANSBY HEIRS UNIT

Oil · District 03 · Lease #21797

Operator: UNION PACIFIC RESOURCES COMPANY

Cum Oil

47k BBL

Cum Gas

88k MCF

casinghead

Wells

1

Production

1993-01 — 2011-09

Peak Month

1993-03

Production History

Cum Oil: 47,331 BBL Cum Gas: 87,707 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,721 BBL/mo

Di (annual)

264.0%

b-factor

0.9

EUR

32,298 BBL

R-squared

0.674

type

hyperbolic

Operator History (from monthly production reports)

2011-09 — 2013-01 HOLLEY OIL COMPANY, LLC 17 mo
2002-12 — 2011-08 ANADARKO E&P COMPANY LP 105 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
1HOLLEY OIL COMPANY, LLC212,4002011-10-14