MATTHEWS -A-

Oil · District 10 · Lease #25871

Operator: TAMARACK PETROLEUM COMPANY, INC.

Cum Oil

56k BBL

Cum Gas

0 MCF

Wells

3

Production

1993-01 — 2021-08

Peak Month

2007-05

Production History

Cum Oil: 56,405 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

705 BBL/mo

Di (annual)

23.9%

b-factor

0.0

EUR

35,354 BBL

R-squared

0.711

type

exponential

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3TMMARINER ENERGY, INC.29,0002006-12-22
2TAMARACK PETROLEUM COMPANY, INC.18,8501983-11-03
1TAMARACK PETROLEUM COMPANY, INC.18,9001979-08-14
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