SALGE RAFTER-RIPPSTEIN RAFTER SA

Oil · District 02 · Lease #12178

Operator: MARATHON OIL EF LLC

Cum Oil

301k BBL

Cum Gas

469k MCF

casinghead

Wells

1

Production

2021-03 — 2026-04

Peak Month

2021-11

Production History

Cum Oil: 300,655 BBL Cum Gas: 469,414 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

38,007 BBL/mo

Di (annual)

647.4%

b-factor

1.0

EUR

409,084 BBL

R-squared

0.923

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 LLC122,0002020-12-21