42-297-35529

PRODUCING Horizontal

MCCOY-HAMILTON UNIT

LIVE OAK County · District 2 · MARATHON OIL EF LLC · EAGLEVILLE (EAGLE FORD-2)

Permits

1

Max Depth

18,000 ft

First Permit

2014-01-07

Latest Activity

2014-01-07

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2021-12-21

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2013-08

Last Production

2026-07

Lease Production

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

Formation Tops (12) Elevation 254 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
AUSTIN CHALK 12,055 ft-11,801 ft
LOWER AUSTIN CHALK (Austin Chalk)12,087 ft-11,833 ft
EAGLE FORD - H2S (Eagle Ford)12,143 ft-11,889 ft
LOWER EAGLE FORD (Eagle Ford)12,184 ft-11,930 ft
COOK MOUNTAIN
EDWARDS - H2S (Edwards)
FRIO - DISPOSAL (Frio)
HOCKLEY - DISPOSAL
JACKSON-YEGUA - DISPOSAL (Jackson)
QUEEN CITY
SLIGO - H2S (Sligo)
WILCOX

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Perforations (1)

IntervalType
12,518–17,624 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"5,962 ft1,785 sx
5.5"17,765 ft2,380 sx

Permit History (1)

Applications (1)

#775952 A MARATHON OIL EF LLC
received 2013-12-18

Records & Logs

2 completion filings on record · 1 with log images at RRC.

W-2/G-1 2022-01-21
W-2/G-1 2014-05-22 log on file

Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in LIVE OAK County.

Well Details

Well Number
4H
Max Depth
18,000 ft
Drill Type
Horizontal
County
LIVE OAK
District
2
Completed
2021-12-21

Operator

Location
HOUSTON
P-5 Status
Active (filed 2025-09-26)
Cum Oil (all leases)
409,189,156 bbl
Cum Gas (all leases)
1,029,735,602 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
3,173