42-013-35532

PRODUCING Horizontal

MIDDLE MCCOWEN

ATASCOSA County · District 1 · MARATHON OIL EF LLC · EAGLEVILLE (EAGLE FORD-1)

RRC Lookup

Permits

Max Depth

19,500 ft

First Permit

2017-09-28

Latest Activity

2017-09-28

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2023-08-15

Shut-In

—

Plugged

—

P-5 Org Status: Active

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2011-08

Last Production

2026-03

Operator History

Chain of Custody

HILCORP ENERGY COMPANY 2011-2011→ MARATHON OIL EF LLC 2011-2025

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Oil

production & DCA →

Permit History (2)

#831142 Drill Final Completion

MIDDLE MCCOWEN · 19,500 ft

2017-09-28

Spud 2018-06-15

#831142 Drill

MIDDLE MCCOWEN · 19,500 ft

2017-09-28

Spud 2018-03-27

Permit Applications (2)

#831142 A MARATHON OIL EF LLC

received 2018-11-01

#831142 A MARATHON OIL EF LLC

received 2017-09-20

Google Maps → Explorer Map →

Lat 28.702708

Lon -98.382406

Well Details

Well Number: 166H
Max Depth: 19,500 ft
Drill Type: Horizontal
County: ATASCOSA
District: 1
Operator: MARATHON OIL EF LLC
Completed: 2023-08-15

Operator

Name: MARATHON OIL EF LLC
Location: HOUSTON
P-5 Status: Y (filed 2025-08-04)
Cum Oil (all leases): 402,810,154 bbl
Cum Gas (all leases): 1,004,946,409 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits: 3,131

External Links

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