HALEY, C. B.

Oil · District 10 · Lease #39578

Operator: COG OPERATING LLC

Cum Oil

132k BBL

Cum Gas

0 MCF

Wells

4

Production

2009-04 — 2026-03

Peak Month

2010-12

Production History

Cum Oil: 131,524 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

3,605 BBL/mo

Di (annual)

49.8%

b-factor

0.3

EUR

123,367 BBL

R-squared

0.891

type

hyperbolic

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11COG OPERATING LLC111,5002013-01-15
4COG OPERATING LLC111,0002010-07-26
2MOBIL PRODUCING TX. & N.M. INC.210,5452004-03-29
1MOBIL PRODUCING TX. & N.M. INC.210,5401990-07-30
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