GRIFFIN-DEATLEY UNIT A

Oil · District 1 · Lease #15690

Operator: MARATHON OIL EF LLC

Cum Oil

120k BBL

Cum Gas

0 MCF

Wells

1

Production

2011-09 — 2026-03

Peak Month

2011-11

Production History

Cum Oil: 119,997 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

5,328 BBL/mo

Di (annual)

165.4%

b-factor

0.8

EUR

125,836 BBL

R-squared

0.823

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HHILCORP ENERGY COMPANY113,5002011-07-11
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