HIERHOLZER-HENKE UNIT

Oil · District 01 · Lease #15923

Operator: MARATHON OIL EF LLC

Cum Oil

0 BBL

Cum Gas

0 MCF

Wells

1

Production

2012-05 — 2020-10

Peak Month

2012-05

Production History

Cum Oil: 0 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Operator History (from monthly production reports)

2012-05 — current MARATHON OIL EF LLC 102 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HMARATHON OIL EF LLC113,5002011-12-29