TAYLOR-MASSENGALE ALLOCATION F

Oil · District 02 · Lease #11314

Operator: MARATHON OIL EF LLC

Cum Oil

139k BBL

Cum Gas

355k MCF

casinghead

Wells

1

Production

2016-04 — 2026-04

Peak Month

2016-05

Production History

Cum Oil: 138,945 BBL Cum Gas: 354,859 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

9,991 BBL/mo

Di (annual)

369.5%

b-factor

0.7

EUR

95,001 BBL

R-squared

0.807

type

hyperbolic

Operator History (from monthly production reports)

2016-04 — 2026-07 MARATHON OIL EF LLC 124 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6HMARATHON OIL EF LLC116,5002015-12-09