S.BUSSELMAN-R.MIKKELSON SA

Oil · District 02 · Lease #12082

Operator: MARATHON OIL EF LLC

Cum Oil

236k BBL

Cum Gas

328k MCF

casinghead

Wells

1

Production

2020-09 — 2026-04

Peak Month

2021-03

Production History

Cum Oil: 235,904 BBL Cum Gas: 328,275 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

23,474 BBL/mo

Di (annual)

592.1%

b-factor

1.1

EUR

330,419 BBL

R-squared

0.848

type

hyperbolic

Operator History (from monthly production reports)

2020-09 — 2026-07 MARATHON OIL EF LLC 71 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HMARATHON OIL EF LLC123,0002020-04-03