BARNHART (EF) E

Oil · District 1 · Lease #17165

Operator: MARATHON OIL EF LLC

Cum Oil

1.2M BBL

Cum Gas

0 MCF

Wells

6

Production

2013-09 — 2026-03

Peak Month

2013-10

Production History

Cum Oil: 1,177,341 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

52,360 BBL/mo

Di (annual)

92.7%

b-factor

0.4

EUR

1,116,694 BBL

R-squared

0.789

type

hyperbolic

Wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6HMARATHON OIL EF LLC117,5002013-05-09
7HMARATHON OIL EF LLC117,5002013-05-09
8HMARATHON OIL EF LLC117,5002013-05-09
3HMARATHON OIL EF LLC217,0002013-05-06
4HMARATHON OIL EF LLC117,0002013-05-06
5HMARATHON OIL EF LLC118,0002013-05-06
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