GRANGE "A"

Oil · District 13 · Lease #23700

Operator: THREE FORKS RESOURCES, LLC

Fields: GRANGE

Cum Oil

913k BBL

Cum Gas

0 MCF

Wells

2

Production

1993-01 — 2026-03

Peak Month

1997-01

Production History

Cum Oil: 912,918 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

8,614 BBL/mo

Di (annual)

44.2%

b-factor

0.5

EUR

429,259 BBL

R-squared

0.763

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2PHILLIPS PETROLEUM COMPANY18,8001992-02-19
1PRODUCERS OPERATING CO., INC.18,5001983-08-10
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