RETZLOFF-MAY-TOM SA1

Oil · District 01 · Lease #21496

Operator: MARATHON OIL EF LLC

Cum Oil

353k BBL

Cum Gas

453k MCF

casinghead

Wells

1

Production

2024-05 — 2026-04

Peak Month

2024-06

Production History

Cum Oil: 353,246 BBL Cum Gas: 453,112 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

30,492 BBL/mo

Di (annual)

121.9%

b-factor

0.3

EUR

428,758 BBL

R-squared

0.803

type

hyperbolic

Operator History (from monthly production reports)

2024-05 — 2026-07 MARATHON OIL EF LLC 27 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
01HMARATHON OIL EF LLC124,0002024-01-26