42-013-34532

PRODUCING Horizontal

SCHROEDER-CHAPMAN UNIT

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

Permits

1

Max Depth

15,000 ft

First Permit

2012-06-06

Latest Activity

2012-06-06

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2017-01-30

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2011-07

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 (3) Elevation 348 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
ANACACHO 10,670 ft-10,322 ft
AUSTIN CHALK 10,926 ft-10,578 ft
EAGLE FORD 11,095 ft-10,747 ft

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 (2)

IntervalType
11,467–16,557 ftPerforated
11,479–16,557 ftPerforated

Casing (2)

SizeSet DepthCement
10.75"5,168 ft2,550 sx
5.5"16,770 ft1,850 sx

Permit History (1)

Applications (1)

#740927 A MARATHON OIL EF LLC
received 2012-05-17

Records & Logs

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

W-2/G-1 2017-03-17
W-2/G-1 2017-03-17
W-2/G-1 2012-12-20
W-2/G-1 2012-10-10 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 ATASCOSA County.

Well Details

Well Number
3H
Max Depth
15,000 ft
Drill Type
Horizontal
County
ATASCOSA
District
1
Completed
2017-01-30

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
3,175