42-311-35919

Final Completion Horizontal

SAN MIGUEL RANCH EF

MCMULLEN County · District 1 · SILVERBOW RESOURCES OPER, LLC

Permits

3

Max Depth

12,500 ft

First Permit

2014-03-22

Latest Activity

2017-04-24

Lifespan

3 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2011-04

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 298 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CATAHOULA - DISPOSAL (Catahoula)435 ft-137 ft
FRIO - DISPOSAL (Frio)573 ft-275 ft
YEGUA - DISPOSAL (Yegua)615 ft-317 ft
WILCOX - DISPOSAL (Wilcox)5,084 ft-4,786 ft
ESCONDIDO 8,750 ft-8,452 ft
OLMOS 8,880 ft-8,582 ft
ANACACHO 10,084 ft-9,786 ft
AUSTIN CHALK 10,643 ft-10,345 ft
EAGLE FORD - H2S (Eagle Ford)10,693 ft-10,395 ft
CATAHOULA - DISPOSAL (Catahoula)
FRIO - DISPOSAL (Frio)
NAVARRO

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
42-311-35920 SAN MIGUEL RANCH EF · SWIFT ENERGY OPERATING, LLC
0.3 mi
Wilcox 5,253'Olmos 8,706'Anacacho 10,100'Austin Chalk 10,664'Eagle Ford 10,730'Yegua Escondido Frio Catahoula Navarro
42-311-35923 SAN MIGUEL RANCH EF · SWIFT ENERGY OPERATING, LLC
0.3 mi
Wilcox 5,110'Olmos 8,703'Anacacho 10,121'Austin Chalk 10,699'Eagle Ford 10,731'Navarro Catahoula Yegua Escondido Frio
42-311-36940 SAN MIGUEL RANCH EF · SILVERBOW RESOURCES OPER, LLC
0.9 mi
Catahoula 435'Frio 573'Yegua 615'Wilcox 5,136'Escondido 8,750'Olmos 8,919'Anacacho 10,151'Austin Chalk 10,686'Eagle Ford 10,735'Navarro
42-311-36941 SAN MIGUEL RANCH EF · SILVERBOW RESOURCES OPER, LLC
0.9 mi
Catahoula 435'Frio 573'Yegua 615'Wilcox 5,146'Escondido 8,750'Olmos 8,919'Anacacho 10,159'Austin Chalk 10,697'Eagle Ford 10,746'Navarro
42-311-37072 SAN MIGUEL RANCH EF A · SILVERBOW RESOURCES OPER, LLC
1.3 mi
Wilcox 5,105'Navarro 8,078'Escondido 8,265'Olmos 8,744'Anacacho 10,106'Austin Chalk 10,644'Eagle Ford 10,691'Frio Yegua Catahoula
42-311-37073 SAN MIGUEL RANCH EF B · SILVERBOW RESOURCES OPER, LLC
1.3 mi
Wilcox 5,108'Navarro 7,961'Escondido 8,270'Olmos 8,771'Anacacho 10,130'Austin Chalk 10,656'Eagle Ford 10,705'Frio Catahoula Yegua
42-311-34900 PEELER EFS · TEXEGY OPERATING COMPANY LLC
1.3 mi
Carrizo 3,800'Wilcox 6,400'Olmos 8,850'Olmos 8,890'Eagle Ford 10,800'
42-311-37074 SAN MIGUEL RANCH EF C · SILVERBOW RESOURCES OPER, LLC
1.3 mi
Wilcox 5,106'Navarro 7,968'Escondido 8,272'Olmos 8,866'Anacacho 10,106'Austin Chalk 10,639'Eagle Ford 10,686'Yegua Frio Catahoula

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
11,226–17,424 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"5,518 ft1,305 sx
5.5"17,733 ft2,535 sx

Permit History (3)

Applications (3)

#825502 A SILVERBOW RESOURCES OPER, LLC
received 2017-07-20
#825502 A SWIFT ENERGY OPERATING, LLC
received 2017-04-13
#780489 A SWIFT ENERGY OPERATING, LLC
received 2014-02-24

Records & Logs

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

W-2/G-1 2020-08-04 log on file
W-2/G-1 2019-10-01 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 28.561677
Lon -98.458703

Well Details

Well Number
19H
Max Depth
12,500 ft
Drill Type
Horizontal
County
MCMULLEN
District
1

Operator

Location
HOUSTON
P-5 Status
X (filed 2026-05-22)
Cum Oil (all leases)
27,056,780 bbl
Cum Gas (all leases)
1,068,183,159 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/O
Total Permits
455