POWELL, VIRGIL "B"

Oil · District 9 · Lease #17149

Operator: COG OPERATING LLC

Cum Oil

186k BBL

Cum Gas

0 MCF

Wells

5

Production

2010-05 — 2026-03

Peak Month

2012-01

Production History

Cum Oil: 185,780 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

3,441 BBL/mo

Di (annual)

130.9%

b-factor

1.3

EUR

188,886 BBL

R-squared

0.649

type

hyperbolic

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4811COG OPERATING LLC112,0002012-03-22
4815COG OPERATING LLC112,0002011-04-25
4807COG OPERATING LLC211,0002009-08-26
4806MOBIL PRODUCING TX. & N.M. INC.211,0002005-03-25
4805MOBIL PRODUCING TX. & N.M. INC.311,1002003-10-16
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