HANKS, NELLIE "A"

Oil · District 10 · Lease #23506

Operator: PRIZE OPERATING COMPANY

Cum Oil

24k BBL

Cum Gas

0 MCF

Wells

2

Production

1993-01 — 2002-04

Peak Month

1996-10

Production History

Cum Oil: 23,785 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

588 BBL/mo

Di (annual)

131.4%

b-factor

1.6

EUR

42,539 BBL

R-squared

0.892

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HALLWOOD PETROLEUM, INC.15,5001996-08-14
242-495-30328--------
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