MCCOY-EGBERT-CARTER UNIT SA1

Oil · District 02 · Lease #12931

Operator: MARATHON OIL EF LLC

Cum Oil

166k BBL

Cum Gas

351k MCF

casinghead

Wells

1

Production

2024-10 — 2026-04

Peak Month

2024-10

Production History

Cum Oil: 166,010 BBL Cum Gas: 350,956 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

31,574 BBL/mo

Di (annual)

412.4%

b-factor

0.6

EUR

221,382 BBL

R-squared

0.998

type

hyperbolic

Operator History (from monthly production reports)

2024-10 — 2026-07 MARATHON OIL EF LLC 22 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HMARATHON OIL EF LLC322,0002024-06-06