KELLNER JONAS-MUTZ UNIT SA4

Oil · District 01 · Lease #20503

Operator: MARATHON OIL EF LLC

Cum Oil

314k BBL

Cum Gas

629k MCF

casinghead

Wells

1

Production

2021-10 — 2026-04

Peak Month

2022-07

Production History

Cum Oil: 314,253 BBL Cum Gas: 628,828 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

44,763 BBL/mo

Di (annual)

339.5%

b-factor

0.6

EUR

378,587 BBL

R-squared

0.978

type

hyperbolic

Operator History (from monthly production reports)

2021-10 — 2026-07 MARATHON OIL EF LLC 58 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4HMARATHON OIL EF LLC224,0002020-03-13