RIVERS "A"

Oil · District 4 · Lease #13225

Operator: APACHE CORPORATION

Cum Oil

71k BBL

Cum Gas

0 MCF

Wells

2

Production

2004-04 — 2013-10

Peak Month

2004-06

Production History

Cum Oil: 70,563 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

4,633 BBL/mo

Di (annual)

127.7%

b-factor

0.2

EUR

54,398 BBL

R-squared

0.872

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
26APACHE CORPORATION210,0002004-04-26
A 27APACHE CORPORATION29,0002004-03-31
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