FOUR-WAY RANCH

Oil · District 2 · Lease #865

Operator: TEXAS PETROLEUM INVESTMENT CO.

Cum Oil

3k BBL

Cum Gas

0 MCF

Wells

2

Production

1993-01 — 2026-03

Peak Month

2006-09

Production History

Cum Oil: 3,111 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

684 BBL/mo

Di (annual)

321.6%

b-factor

0.3

EUR

3,624 BBL

R-squared

0.739

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
25OSYKA PERMIAN, LLC38,1142009-09-04
28 L42-239-02222--------
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