RALPH -13-

Oil · District 10 · Lease #34256

Operator: SONAT EXPLORATION COMPANY -TYLER

Fields: FULLERTON

Cum Oil

4k BBL

Cum Gas

0 MCF

Wells

1

Production

1994-07 — 1995-05

Peak Month

1994-09

Production History

Cum Oil: 3,575 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

834 BBL/mo

Di (annual)

433.4%

b-factor

0.0

EUR

2,333 BBL

R-squared

0.445

type

exponential

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1LONE STAR OIL & GAS27,2001993-12-22
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