STONE A

Oil · District 14 · Lease #6990

Operator: PHILLIPS PETROLEUM COMPANY

Cum Oil

23k BBL

Cum Gas

0 MCF

Wells

2

Production

1994-06 — 2026-03

Peak Month

1994-12

Production History

Cum Oil: 22,717 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

838 BBL/mo

Di (annual)

81.9%

b-factor

0.6

EUR

27,149 BBL

R-squared

0.853

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PHILLIPS PETROLEUM COMPANY311,7002008-02-27
4PHILLIPS PETROLEUM COMPANY311,7002008-02-27
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