COOK, ZELDA

Oil · District 11 · Lease #69638

Operator: GREAT WESTERN DRILLING COMPANY

Cum Oil

81k BBL

Cum Gas

0 MCF

Wells

3

Production

2010-09 — 2026-03

Peak Month

2010-10

Production History

Cum Oil: 81,233 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

832 BBL/mo

Di (annual)

12.4%

b-factor

0.1

EUR

88,011 BBL

R-squared

0.565

type

hyperbolic

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3GREAT WESTERN DRILLING COMPANY27,4002011-04-12
2GREAT WESTERN DRILLING COMPANY17,4002010-11-18
1GREAT WESTERN DRILLING COMPANY17,4002010-08-02
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