MIKKELSON-WITTE SA

Oil · District 02 · Lease #11942

Operator: MARATHON OIL EF LLC

Cum Oil

391k BBL

Cum Gas

687k MCF

casinghead

Wells

1

Production

2020-01 — 2026-04

Peak Month

2020-05

Production History

Cum Oil: 391,387 BBL Cum Gas: 686,744 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

28,103 BBL/mo

Di (annual)

231.7%

b-factor

0.7

EUR

412,221 BBL

R-squared

0.920

type

hyperbolic

Operator History (from monthly production reports)

2020-01 — 2026-07 MARATHON OIL EF LLC 79 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HMARATHON OIL EF LLC122,0002020-01-15