MANGIONE-RIDLEY-HANDY SA A

Oil · District 02 · Lease #12804

Operator: MARATHON OIL EF LLC

Cum Oil

224k BBL

Cum Gas

708k MCF

casinghead

Wells

1

Production

2024-06 — 2026-04

Peak Month

2024-08

Production History

Cum Oil: 224,200 BBL Cum Gas: 707,996 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

41,873 BBL/mo

Di (annual)

577.6%

b-factor

0.7

EUR

261,882 BBL

R-squared

0.994

type

hyperbolic

Operator History (from monthly production reports)

2024-06 — 2026-07 MARATHON OIL EF LLC 26 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HMARATHON OIL EF LLC122,0002024-04-11