74 RANCH-GUAJILLO UNIT C

Oil · District 01 · Lease #20637

Operator: MARATHON OIL EF LLC

Cum Oil

945k BBL

Cum Gas

947k MCF

casinghead

Wells

5

Production

2022-03 — 2026-04

Peak Month

2022-09

Production History

Cum Oil: 944,574 BBL Cum Gas: 947,038 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

128,642 BBL/mo

Di (annual)

614.2%

b-factor

1.0

EUR

1,445,560 BBL

R-squared

0.951

type

hyperbolic

Operator History (from monthly production reports)

2022-03 — 2026-07 MARATHON OIL EF LLC 53 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HMARATHON OIL EF LLC222,0002022-02-03
2HMARATHON OIL EF LLC222,0002022-02-03
3HMARATHON OIL EF LLC222,0002022-02-03
4HMARATHON OIL EF LLC222,0002022-02-03
5HMARATHON OIL EF LLC222,0002022-02-03