OXFORD-WITTE UNIT

Oil · District 02 · Lease #10311

Operator: MARATHON OIL EF LLC

Cum Oil

845k BBL

Cum Gas

1.0M MCF

casinghead

Wells

4

Production

2012-11 — 2026-04

Peak Month

2022-10

Production History

Cum Oil: 845,437 BBL Cum Gas: 1,042,609 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

59,681 BBL/mo

Di (annual)

517.9%

b-factor

1.3

EUR

1,307,756 BBL

R-squared

0.880

type

hyperbolic

Operator History (from monthly production reports)

2012-11 — 2026-07 MARATHON OIL EF LLC 165 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HMARATHON OIL EF LLC122,0002022-02-28
3HMARATHON OIL EF LLC122,0002022-02-28
4HMARATHON OIL EF LLC122,0002022-02-28
1HMARATHON OIL EF LLC116,0002012-09-13