WHITSETT-ESSE

Oil · District 02 · Lease #10465

Operator: MARATHON OIL EF LLC

Cum Oil

313k BBL

Cum Gas

688k MCF

casinghead

Wells

4

Production

2012-12 — 2026-04

Peak Month

2013-05

Production History

Cum Oil: 312,699 BBL Cum Gas: 687,822 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

12,527 BBL/mo

Di (annual)

126.6%

b-factor

0.5

EUR

230,324 BBL

R-squared

0.705

type

hyperbolic

Operator History (from monthly production reports)

2012-12 — 2026-07 MARATHON OIL EF LLC 164 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HMARATHON OIL EF LLC217,0002012-11-09
3HMARATHON OIL EF LLC117,0002012-11-09
4HMARATHON OIL EF LLC117,0002012-11-09
1HMARATHON OIL EF LLC117,0002012-11-07