SUTHERLAND UNIT

Oil · District 9 · Lease #19038

Operator: COG OPERATING LLC

Cum Oil

123k BBL

Cum Gas

0 MCF

Wells

1

Production

2015-04 — 2020-12

Peak Month

2015-05

Production History

Cum Oil: 122,682 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

3,598 BBL/mo

Di (annual)

33.6%

b-factor

0.0

EUR

128,619 BBL

R-squared

0.462

type

exponential

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4519HCOG OPERATING LLC112,0002014-10-07
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