BARNHART (EF) 2H UNIT-J UNIT SA

Oil · District 01 · Lease #20595

Operator: MARATHON OIL EF LLC

Cum Oil

240k BBL

Cum Gas

524k MCF

casinghead

Wells

1

Production

2022-04 — 2026-04

Peak Month

2022-10

Production History

Cum Oil: 240,002 BBL Cum Gas: 524,069 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

19,258 BBL/mo

Di (annual)

553.2%

b-factor

1.4

EUR

469,898 BBL

R-squared

0.670

type

hyperbolic

Operator History (from monthly production reports)

2022-04 — 2026-07 MARATHON OIL EF LLC 52 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
69HMARATHON OIL EF LLC126,0002022-02-07