TEXFEL "A"

Oil · District 8 · Lease #25205

Operator: HUMPHREY, THOS.D. OIL PROP.,INC.

Cum Oil

7k BBL

Cum Gas

0 MCF

Wells

1

Production

1993-01 — 1999-06

Peak Month

1993-03

Production History

Cum Oil: 6,516 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

387 BBL/mo

Di (annual)

95.6%

b-factor

0.0

EUR

4,851 BBL

R-squared

0.709

type

exponential

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HUMPHREY, THOS. D.,OIL PROP.,LTD55,7201999-03-22
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