COWBOY 127

Oil · District 14 · Lease #7855

Operator: MIDSTATES PETROLEUM COMPANY LLC

Cum Oil

89k BBL

Cum Gas

0 MCF

Wells

2

Production

2008-02 — 2014-03

Peak Month

2008-08

Production History

Cum Oil: 89,119 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

7,574 BBL/mo

Di (annual)

278.3%

b-factor

0.9

EUR

135,943 BBL

R-squared

0.965

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HHOLMES EXPLORATION, LLC110,0002008-06-17
1HHOLMES EXPLORATION, LLC110,0152007-11-21
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