SOURDOUGH C21-9 UNIT

Oil · District 10 · Lease #47603

Operator: COTERRA ENERGY OPERATING CO.

Cum Oil

538k BBL

Cum Gas

0 MCF

Wells

1

Production

2016-01 — 2026-03

Peak Month

2016-03

Production History

Cum Oil: 537,797 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

21,340 BBL/mo

Di (annual)

140.0%

b-factor

1.0

EUR

779,931 BBL

R-squared

0.973

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HCIMAREX ENERGY CO.111,7002015-06-24
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