DUKE 40

Oil · District 10 · Lease #43922

Operator: OXYROCK OPERATING, LLC

Cum Oil

136k BBL

Cum Gas

0 MCF

Wells

2

Production

2013-01 — 2026-03

Peak Month

2013-02

Production History

Cum Oil: 135,743 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

4,970 BBL/mo

Di (annual)

104.5%

b-factor

0.8

EUR

173,815 BBL

R-squared

0.853

type

hyperbolic

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2CROWNQUEST OPERATING, LLC112,0002012-10-04
1CROWNQUEST OPERATING, LLC111,9002012-01-23
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