FIRE OPAL UNIT AC

Oil · District 02 · Lease #11622

Operator: MARATHON OIL EF LLC

Cum Oil

208k BBL

Cum Gas

511k MCF

casinghead

Wells

1

Production

2018-10 — 2025-12

Peak Month

2018-12

Production History

Cum Oil: 207,590 BBL Cum Gas: 510,942 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,807 BBL/mo

Di (annual)

87.2%

b-factor

0.2

EUR

117,045 BBL

R-squared

0.597

type

hyperbolic

Operator History (from monthly production reports)

2018-10 — 2026-07 MARATHON OIL EF LLC 94 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HMARATHON OIL EF LLC120,0002018-06-21