JAUER-JAUER SONKA UNIT SA

Oil · District 02 · Lease #12126

Operator: MARATHON OIL EF LLC

Cum Oil

309k BBL

Cum Gas

340k MCF

casinghead

Wells

1

Production

2020-12 — 2026-04

Peak Month

2021-05

Production History

Cum Oil: 308,739 BBL Cum Gas: 339,753 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

35,485 BBL/mo

Di (annual)

520.0%

b-factor

1.2

EUR

658,675 BBL

R-squared

0.985

type

hyperbolic

Operator History (from monthly production reports)

2020-12 — 2026-07 MARATHON OIL EF LLC 68 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HMARATHON OIL EF LLC122,0002020-10-22