OXFORD WITTE-CREEL MIXON SA

Oil · District 02 · Lease #12405

Operator: MARATHON OIL EF LLC

Cum Oil

261k BBL

Cum Gas

345k MCF

casinghead

Wells

1

Production

2022-05 — 2026-04

Peak Month

2022-10

Production History

Cum Oil: 260,538 BBL Cum Gas: 345,102 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

19,593 BBL/mo

Di (annual)

208.4%

b-factor

0.9

EUR

448,093 BBL

R-squared

0.974

type

hyperbolic

Operator History (from monthly production reports)

2022-05 — 2026-07 MARATHON OIL EF LLC 51 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HMARATHON OIL EF LLC122,0002022-02-28