GRABEL

Oil · District 14 · Lease #7450

Operator: TREK RESOURCES, INC.

Cum Oil

20k BBL

Cum Gas

0 MCF

Wells

1

Production

2003-05 — 2012-03

Peak Month

2003-05

Production History

Cum Oil: 19,832 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

995 BBL/mo

Di (annual)

589.4%

b-factor

2.0

EUR

47,217 BBL

R-squared

0.841

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4TREK RESOURCES, INC.17,9072003-04-22
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