YOSKO WITTE UNIT

Oil · District 2 · Lease #10504

Operator: MARATHON OIL EF LLC

Cum Oil

112k BBL

Cum Gas

0 MCF

Wells

1

Production

2013-04 — 2017-07

Peak Month

2013-05

Production History

Cum Oil: 111,536 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

21,362 BBL/mo

Di (annual)

806.1%

b-factor

1.1

EUR

236,672 BBL

R-squared

0.985

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HMARATHON OIL EF LLC116,5002012-12-20
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