← Wells

42-255-35975

SHUT IN Horizontal

WIEDING-WESTON UNIT

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

Permits

1

Max Depth

21,000 ft

First Permit

2018-05-23

Latest Activity

2018-05-23

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2018-06-21

Shut-In

—

Plugged

—

P-5 Org Status: Active

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2018-06

Last Production

2026-07

Lease Production

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

Gas
production & DCA →

Formation Tops (10) Elevation 435 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YEGUA - DISPOSAL (Yegua)1,848 ft-1,413 ft
QUEEN CITY 4,148 ft-3,713 ft
REKLAW 4,606 ft-4,171 ft
CARRIZO 5,262 ft-4,827 ft
AUSTIN CHALK - H2S (Austin Chalk)——
EAGLE FORD - H2S (Eagle Ford)——
EDWARDS - H2S (Edwards)——
FRIO - DISPOSAL (Frio)——
SLIGO - H2S (Sligo)——
WILCOX - DISPOSAL (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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
✓ 42-255-35976 WIEDING-WESTON UNIT · MARATHON OIL EF LLC
0.0 mi
Yegua 1,848'Queen City 4,148'Carrizo 5,262'
✓ 42-255-35977 WIEDING-WESTON UNIT · MARATHON OIL EF LLC
0.0 mi
Yegua 1,848'Queen City 4,148'Carrizo 5,262'
✓ 42-255-35978 WIEDING-WESTON UNIT · MARATHON OIL EF LLC
0.0 mi
Yegua 1,848'Queen City 4,148'Carrizo 5,262'
✓ 42-255-35979 MOBIL C-D-WIEDING WESTON PSA · MARATHON OIL EF LLC
0.0 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'Edwards —Sligo —Frio —
✓ 42-255-34439 SOUTH SUGARLOAF SWD · MARATHON OIL EF LLC
0.1 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 —Sligo —Austin Chalk — +2 more
✓ 42-255-36005 KENNEDY-OLSON ESSE 2H PSA · MARATHON OIL EF LLC
1.0 mi
Yegua 2,053'Queen City 4,353'Reklaw 4,811'Carrizo 5,467'Wilcox 6,700'Austin Chalk 12,286'Eagle Ford 12,337'Sligo —Frio —Edwards —
✓ 42-255-36007 KENNEDY-OLSON ESSE 3H PSA · MARATHON OIL EF LLC
1.0 mi
Yegua 2,053'Queen City 4,353'Reklaw 4,811'Carrizo 5,467'Wilcox 6,700'Austin Chalk 12,284'Eagle Ford 12,361'Frio —Sligo —Edwards —
✓ 42-255-36008 KENNEDY-OLSON ESSE 6H PSA · MARATHON OIL EF LLC
1.0 mi
Yegua 2,053'Queen City 4,353'Reklaw 4,811'Carrizo 5,467'Wilcox 6,700'Austin Chalk 12,299'Eagle Ford 12,366'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).

Casing (1)

SizeSet DepthCement
9.625"6,210 ft1,796 sx

Permit History (1)

#840371 Drill Unperfed Completion

WIEDING-WESTON UNIT · 21,000 ft

2018-05-23

Spud 2018-06-18

Applications (1)

#840371 A MARATHON OIL EF LLC
received 2018-05-22

Records & Logs

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

W-2/G-1 2019-10-30 log on file
W-2/G-1 2020-02-25
Completion packets + logs ↗ Wellbore filings ↗

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.

Google Maps → Explorer Map →
Lat 28.732736
Lon -98.026114

Well Details

Well Number
4H
Max Depth
21,000 ft
Drill Type
Horizontal
County
KARNES
District
2
Operator
MARATHON OIL EF LLC
Completed
2018-06-21

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