GRIFFIN-DEATLEY UNIT B

Oil · District 1 · Lease #15606

Operator: MARATHON OIL EF LLC

Cum Oil

110k BBL

Cum Gas

0 MCF

Wells

1

Production

2011-09 — 2026-03

Peak Month

2011-11

Production History

Cum Oil: 109,850 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

4,032 BBL/mo

Di (annual)

72.5%

b-factor

0.4

EUR

109,406 BBL

R-squared

0.753

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HHILCORP ENERGY COMPANY113,5002011-07-06
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