DUNBAR B

Oil · District 11 · Lease #69793

Operator: SHERIDAN PRODUCTION COMPANY, LLC

Cum Oil

161k BBL

Cum Gas

0 MCF

Wells

4

Production

2011-08 — 2026-03

Peak Month

2014-05

Production History

Cum Oil: 161,151 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,816 BBL/mo

Di (annual)

11.6%

b-factor

0.0

EUR

187,184 BBL

R-squared

0.494

type

exponential

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12SHERIDAN PRODUCTION COMPANY, LLC15,2002014-08-20
8SHERIDAN PRODUCTION COMPANY, LLC18,1002014-02-25
7SHERIDAN PRODUCTION COMPANY, LLC15,0002013-08-06
6SANDRIDGE EXPL. AND PROD., LLC25,2002011-03-17
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