FOUSHEE-WRIGHT KEATHLEY SA1

Oil · District 01 · Lease #20354

Operator: MARATHON OIL EF LLC

Cum Oil

248k BBL

Cum Gas

348k MCF

casinghead

Wells

1

Production

2020-10 — 2026-04

Peak Month

2021-05

Production History

Cum Oil: 248,135 BBL Cum Gas: 347,878 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

21,227 BBL/mo

Di (annual)

469.3%

b-factor

1.2

EUR

424,480 BBL

R-squared

0.973

type

hyperbolic

Operator History (from monthly production reports)

2020-10 — 2026-07 MARATHON OIL EF LLC 70 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HMARATHON OIL EF LLC222,0002020-08-05