BUTTS, J.B.

Oil · District 04 · Lease #11536

Operator: UNION PACIFIC RESOURCES COMPANY

Cum Oil

83k BBL

Cum Gas

88k MCF

casinghead

Wells

2

Production

1993-01 — 1998-01

Peak Month

1993-04

Production History

Cum Oil: 83,383 BBL Cum Gas: 88,026 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,026 BBL/mo

Di (annual)

60.1%

b-factor

0.0

EUR

80,405 BBL

R-squared

0.662

type

exponential

Operator History (from monthly production reports)

2000-07 — 2010-12 APACHE CORPORATION 126 mo
1999-02 — 2000-06 COLLINS & WARE, INC. 17 mo
1993-01 — 1999-01 UNION PACIFIC RESOURCES COMPANY 73 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
13 FURBAN OIL & GAS GROUP, LLC28,5501993-04-27
14 FAPACHE CORPORATION28,5001992-11-03