V. MARKLEY UNIT

Oil · District 3 · Lease #22854

Operator: UNION PACIFIC RESOURCES COMPANY

Cum Oil

39k BBL

Cum Gas

0 MCF

Wells

1

Production

1995-08 — 2007-01

Peak Month

1995-08

Production History

Cum Oil: 38,766 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

5,774 BBL/mo

Di (annual)

221.9%

b-factor

0.2

EUR

39,085 BBL

R-squared

0.557

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1UNION PACIFIC RESOURCES COMPANY211,7001995-06-02
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