GUAJILLO UNIT 11 NORTH

Oil · District 02 · Lease #11322

Operator: MARATHON OIL EF LLC

Cum Oil

1.1M BBL

Cum Gas

1.6M MCF

casinghead

Wells

5

Production

2016-11 — 2026-04

Peak Month

2016-12

Production History

Cum Oil: 1,130,561 BBL Cum Gas: 1,627,617 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

90,077 BBL/mo

Di (annual)

350.5%

b-factor

0.8

EUR

1,096,780 BBL

R-squared

0.933

type

hyperbolic

Operator History (from monthly production reports)

2016-11 — 2026-07 MARATHON OIL EF LLC 117 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HMARATHON OIL EF LLC118,5002016-05-18
2HMARATHON OIL EF LLC118,5002016-05-18
3HMARATHON OIL EF LLC118,5002016-05-18
4HMARATHON OIL EF LLC118,5002016-05-18
5HMARATHON OIL EF LLC118,5002016-05-18