GIDEON CAZADORES HENKE-OXFORD SA

Oil · District 02 · Lease #12137

Operator: MARATHON OIL EF LLC

Cum Oil

239k BBL

Cum Gas

290k MCF

casinghead

Wells

1

Production

2021-03 — 2026-04

Peak Month

2021-06

Production History

Cum Oil: 239,368 BBL Cum Gas: 289,686 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

19,263 BBL/mo

Di (annual)

561.7%

b-factor

1.3

EUR

399,219 BBL

R-squared

0.873

type

hyperbolic

Operator History (from monthly production reports)

2021-03 — 2026-07 MARATHON OIL EF LLC 65 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HMARATHON OIL EF LLC122,0002020-12-15