SCHAEFER-A-

Oil · District 9 · Lease #15368

Operator: TAMARACK PETROLEUM COMPANY, INC.

Cum Oil

52k BBL

Cum Gas

0 MCF

Wells

2

Production

2003-03 — 2026-03

Peak Month

2003-05

Production History

Cum Oil: 52,213 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

534 BBL/mo

Di (annual)

21.5%

b-factor

0.5

EUR

50,319 BBL

R-squared

0.404

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4TMMARINER ENERGY, INC.19,0002006-09-11
4602TAMARACK PETROLEUM COMPANY, INC.18,3002003-01-02
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