COWDEN -12-

Oil · District 10 · Lease #31855

Operator: CITATION OIL & GAS CORP.

Cum Oil

5k BBL

Cum Gas

0 MCF

Wells

1

Production

1993-01 — 1998-02

Peak Month

1993-12

Production History

Cum Oil: 5,210 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

125 BBL/mo

Di (annual)

18.6%

b-factor

1.3

EUR

21,794 BBL

R-squared

0.598

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SAGE ENERGY COMPANY29,5001997-06-16
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