MARTINEZ-H.HENKE-HEDTKE SA

Oil · District 02 · Lease #12453

Operator: MARATHON OIL EF LLC

Cum Oil

293k BBL

Cum Gas

449k MCF

casinghead

Wells

1

Production

2022-09 — 2026-04

Peak Month

2023-03

Production History

Cum Oil: 293,209 BBL Cum Gas: 448,702 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

15,812 BBL/mo

Di (annual)

76.4%

b-factor

0.0

EUR

248,347 BBL

R-squared

0.569

type

exponential

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