42-255-37725

PRODUCING Horizontal

SCR UNIT E-CHILDREN WESTON SA

KARNES County · District 2 · MARATHON OIL EF LLC · SUGARKANE (EAGLE FORD)

Permits

1

Max Depth

22,000 ft

First Permit

2023-02-24

Latest Activity

2023-02-24

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2023-10-20

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2023-06

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 (13) Elevation 407 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
COOK MOUNTAIN 2,586 ft-2,179 ft
SPARTA 3,283 ft-2,876 ft
QUEEN CITY 3,650 ft-3,243 ft
REKLAW 4,200 ft-3,793 ft
CARRIZO 4,886 ft-4,479 ft
WILCOX - DISPOSAL (Wilcox)5,026 ft-4,619 ft
ANACACHO 11,726 ft-11,319 ft
AUSTIN CHALK - H2S (Austin Chalk)11,902 ft-11,495 ft
EAGLE FORD - H2S (Eagle Ford)11,990 ft-11,583 ft
EDWARDS - H2S (Edwards)
FRIO - DISPOSAL (Frio)
SLIGO - H2S (Sligo)
YEGUA - DISPOSAL (Yegua)

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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-255-37726 SCR UNIT E-MOBIL UNIT B SA · MARATHON OIL EF LLC
0.0 mi
Queen City 3,650'Reklaw 4,200'Carrizo 4,886'Wilcox 5,026'Austin Chalk 11,866'Eagle Ford 11,938'Frio Yegua Sligo Edwards
42-255-34439 SOUTH SUGARLOAF SWD · MARATHON OIL EF LLC
1.0 mi
Yegua 1,834'Yegua 1,834'Queen City 4,134'Reklaw 4,591'Carrizo 5,247'Wilcox 6,154'Wilcox 6,154'Austin Chalk 7,100'Eagle Ford 8,200'Frio Austin Chalk Sligo +2 more
42-255-35975 WIEDING-WESTON UNIT · MARATHON OIL EF LLC
1.1 mi
Yegua 1,848'Queen City 4,148'Reklaw 4,606'Carrizo 5,262'Wilcox Edwards Eagle Ford Austin Chalk Sligo Frio
42-255-35976 WIEDING-WESTON UNIT · MARATHON OIL EF LLC
1.1 mi
Yegua 1,848'Queen City 4,148'Carrizo 5,262'
42-255-35977 WIEDING-WESTON UNIT · MARATHON OIL EF LLC
1.1 mi
Yegua 1,848'Queen City 4,148'Carrizo 5,262'
42-255-35978 WIEDING-WESTON UNIT · MARATHON OIL EF LLC
1.1 mi
Yegua 1,848'Queen City 4,148'Carrizo 5,262'
42-255-35979 MOBIL C-D-WIEDING WESTON PSA · MARATHON OIL EF LLC
1.1 mi
Yegua 1,848'Queen City 4,148'Reklaw 4,606'Carrizo 5,262'Wilcox 6,495'Austin Chalk 12,016'Eagle Ford 12,103'Frio Sligo Edwards
42-255-37924 SAN CHRISTOVAL · BURLINGTON RESOURCES O & G CO LP
1.3 mi
Yegua 1,577'Queen City 3,515'Reklaw 4,451'Carrizo 4,612'Wilcox 4,963'Austin Chalk 11,621'Eagle Ford 11,736'Frio Sligo Edwards

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (1)

IntervalType
12,573–18,831 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"6,013 ft1,425 sx
6"18,831 ft2,920 sx

Permit History (1)

Applications (1)

#888075 A MARATHON OIL EF LLC
received 2023-02-09

Records & Logs

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

W-2/G-1 2024-02-07
W-2/G-1 2023-10-03 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.

Lat 28.747931
Lon -98.025492

Well Details

Well Number
1H
Max Depth
22,000 ft
Drill Type
Horizontal
County
KARNES
District
2
Completed
2023-10-20

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