GRAFF SWD

Oil · District 3 · Lease #21837

Operator: SILVER PINES ENERGY CORP.

Cum Oil

10k BBL

Cum Gas

0 MCF

Wells

1

Production

1993-01 — 2017-11

Peak Month

1993-02

Production History

Cum Oil: 9,520 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,823 BBL/mo

Di (annual)

359.0%

b-factor

0.3

EUR

8,704 BBL

R-squared

0.914

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MARATHON OIL COMPANY111,4001992-03-27
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