HALEY, C. B. -A-

Oil · District 10 · Lease #39579

Operator: COG OPERATING LLC

Cum Oil

138k BBL

Cum Gas

0 MCF

Wells

4

Production

2009-04 — 2026-03

Peak Month

2014-11

Production History

Cum Oil: 138,138 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

1,924 BBL/mo

Di (annual)

122.5%

b-factor

0.7

EUR

50,403 BBL

R-squared

0.552

type

hyperbolic

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11COG OPERATING LLC111,5002013-01-15
5COG OPERATING LLC111,5002010-01-14
4MOBIL PRODUCING TX. & N.M. INC.311,0301995-07-21
2MOBIL PRODUCING TX. & N.M. INC.110,5351984-09-19
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