BIG HORN UNIT

Oil · District 3 · Lease #23486

Operator: UNION PACIFIC RESOURCES COMPANY

Cum Oil

289k BBL

Cum Gas

0 MCF

Wells

1

Production

1998-03 — 2026-03

Peak Month

1998-03

Production History

Cum Oil: 288,992 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

4,524 BBL/mo

Di (annual)

73.3%

b-factor

0.8

EUR

212,461 BBL

R-squared

0.540

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1UNION PACIFIC RESOURCES COMPANY17,0001998-01-29
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