TAYLOR-MASSENGALE ALLOCATION E

Oil · District 02 · Lease #11287

Operator: MARATHON OIL EF LLC

Cum Oil

114k BBL

Cum Gas

304k MCF

casinghead

Wells

1

Production

2016-04 — 2026-01

Peak Month

2016-05

Production History

Cum Oil: 114,327 BBL Cum Gas: 303,557 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

6,294 BBL/mo

Di (annual)

181.3%

b-factor

0.6

EUR

97,064 BBL

R-squared

0.707

type

hyperbolic

Operator History (from monthly production reports)

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

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HMARATHON OIL EF LLC116,5002015-12-09