HALEY, J. F.

Oil · District 10 · Lease #39580

Operator: COG OPERATING LLC

Cum Oil

124k BBL

Cum Gas

0 MCF

Wells

4

Production

2009-04 — 2026-03

Peak Month

2010-10

Production History

Cum Oil: 124,374 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

2,674 BBL/mo

Di (annual)

31.0%

b-factor

0.1

EUR

115,011 BBL

R-squared

0.801

type

hyperbolic

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5COG OPERATING LLC112,0002011-11-21
3COG OPERATING LLC112,0002010-03-22
1MOBIL PRODUCING TX. & N.M. INC.210,5001994-02-16
2MOBIL PRODUCING TX. & N.M. INC.110,5381985-02-27
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