ANP -151-

Oil · District 8 · Lease #28203

Operator: RICHEY, RAY MANAGEMENT CO., INC.

Cum Oil

19k BBL

Cum Gas

0 MCF

Wells

2

Production

1997-05 — 2020-01

Peak Month

1997-07

Production History

Cum Oil: 18,508 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

2,197 BBL/mo

Di (annual)

354.4%

b-factor

0.5

EUR

14,616 BBL

R-squared

0.893

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MITCHELL ENERGY CORPORATION35,3501997-05-01
1UMITCHELL ENERGY CORPORATION35,3501997-05-01
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