DUKE RANCH -2-

Oil · District 2 · Lease #9098

Operator: T - C OIL COMPANY

Cum Oil

3k BBL

Cum Gas

0 MCF

Wells

1

Production

2006-03 — 2008-01

Peak Month

2006-04

Production History

Cum Oil: 3,453 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

901 BBL/mo

Di (annual)

807.9%

b-factor

0.8

EUR

5,023 BBL

R-squared

0.947

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1T - C OIL COMPANY18,0002005-10-24
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