BUTTS, J.B.

Oil · District 04 · Lease #11468

Operator: UNION PACIFIC RESOURCES COMPANY

Cum Oil

2k BBL

Cum Gas

1k MCF

casinghead

Wells

1

Production

1993-01 — 1994-10

Peak Month

1994-05

Production History

Cum Oil: 2,057 BBL Cum Gas: 1,436 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

163 BBL/mo

Di (annual)

119.2%

b-factor

0.0

EUR

1,634 BBL

R-squared

0.521

type

exponential

Operator History (from monthly production reports)

1993-01 — 1995-08 UNION PACIFIC RESOURCES COMPANY 32 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11 DURBAN OIL & GAS GROUP, LLC28,6001990-04-05