CHAPMAN-PFEIL ALLOCATION

Oil · District 1 · Lease #18361

Operator: MARATHON OIL EF LLC

Cum Oil

276k BBL

Cum Gas

0 MCF

Wells

1

Production

2015-01 — 2026-03

Peak Month

2015-02

Production History

Cum Oil: 276,215 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

10,042 BBL/mo

Di (annual)

65.8%

b-factor

0.3

EUR

260,843 BBL

R-squared

0.811

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3HMARATHON OIL EF LLC119,2002014-08-30
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