W.MEJOR-DAV-JOR-FRA SA

Oil · District 02 · Lease #12456

Operator: MARATHON OIL EF LLC

Cum Oil

250k BBL

Cum Gas

546k MCF

casinghead

Wells

1

Production

2022-09 — 2025-09

Peak Month

2023-03

Production History

Cum Oil: 250,414 BBL Cum Gas: 545,649 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

33,078 BBL/mo

Di (annual)

205.3%

b-factor

0.2

EUR

242,098 BBL

R-squared

0.936

type

hyperbolic

Operator History (from monthly production reports)

2022-09 — 2026-07 MARATHON OIL EF LLC 47 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HMARATHON OIL EF LLC127,0002022-06-28