BARNHART (EF)-J.M. PRESTON SA1

Oil · District 1 · Lease #21712

Operator: MARATHON OIL EF LLC

Cum Oil

189k BBL

Cum Gas

0 MCF

Wells

1

Production

2025-01 — 2026-03

Peak Month

2025-02

Production History

Cum Oil: 189,284 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

27,063 BBL/mo

Di (annual)

136.7%

b-factor

0.2

EUR

297,132 BBL

R-squared

0.963

type

hyperbolic

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
115HMARATHON OIL EF LLC122,0002024-04-25
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