COLE RANCH "40"

Oil · District 10 · Lease #38170

Operator: REEF EXPLORATION, L.P.

Cum Oil

36k BBL

Cum Gas

0 MCF

Wells

2

Production

2007-05 — 2026-03

Peak Month

2007-07

Production History

Cum Oil: 35,599 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,113 BBL/mo

Di (annual)

82.8%

b-factor

0.6

EUR

35,718 BBL

R-squared

0.811

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2REEF EXPLORATION, L.P.18,7502007-01-04
1REEF EXPLORATION, L.P.28,7502006-12-11
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