PIERATT

Oil · District 3 · Lease #11885

Operator: U. S. OPERATING, INC.

Cum Oil

5k BBL

Cum Gas

0 MCF

Wells

1

Production

1993-01 — 2002-11

Peak Month

1995-01

Production History

Cum Oil: 5,409 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

106 BBL/mo

Di (annual)

32.3%

b-factor

0.0

EUR

3,889 BBL

R-squared

0.689

type

exponential

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1 AU. S. RESOURCES, INC.39,5002000-05-15
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