42-255-38059

PRODUCING Horizontal

PATINO-FRANKE UNIT SA1

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

Permits

1

Max Depth

22,000 ft

First Permit

2024-05-17

Latest Activity

2024-05-17

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2026-01-18

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2025-02

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 (10) Elevation 403 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
QUEEN CITY 2,304 ft-1,901 ft
REKLAW 4,796 ft-4,393 ft
CARRIZO 5,631 ft-5,228 ft
WILCOX - DISPOSAL (Wilcox)5,710 ft-5,307 ft
AUSTIN CHALK - H2S (Austin Chalk)12,666 ft-12,263 ft
EAGLE FORD - H2S (Eagle Ford)12,723 ft-12,320 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
42-255-38060 PATINO UNIT · MARATHON OIL EF LLC
0.0 mi
Queen City 4,270'Reklaw 4,796'Carrizo 5,631'Wilcox 5,710'Austin Chalk 12,631'Eagle Ford 12,722'Yegua Sligo Frio Edwards
42-255-38061 PATINO UNIT AC · MARATHON OIL EF LLC
0.0 mi
Queen City 4,270'Reklaw 4,796'Carrizo 5,631'Wilcox 5,710'Austin Chalk 12,650'Yegua Edwards Eagle Ford Sligo Frio
42-255-37084 FRANKE-FOSTER-PATINO SA10 · MARATHON OIL EF LLC
1.3 mi
Yegua 2,230'Queen City 4,420'Reklaw 4,820'Carrizo 5,600'Wilcox 5,610'Austin Chalk 12,561'Eagle Ford 12,664'Frio Sligo Edwards
42-255-37085 FRANKE-FOSTER-PATINO SA11 · MARATHON OIL EF LLC
1.3 mi
Yegua 2,230'Queen City 4,420'Reklaw 4,820'Carrizo 5,600'Wilcox 5,610'Austin Chalk 12,575'Eagle Ford 12,672'Frio Sligo Edwards
42-255-37086 MURPHY-FRANKE-FOSTER SA · MARATHON OIL EF LLC
1.3 mi
Yegua 2,230'Queen City 4,420'Reklaw 4,820'Carrizo 5,600'Wilcox 5,610'Austin Chalk 12,543'Eagle Ford 12,651'Wilcox 56,510'Frio Sligo Edwards
42-255-35989 GRAEF GAS UNIT 1 · STATOIL TEXAS ONSHORE PROP LLC
1.3 mi
Yegua 2,464'Queen City 4,431'Reklaw 5,596'Carrizo 5,623'Wilcox 5,712'Eagle Ford 12,732'Austin Chalk 13,631'Frio Sligo Edwards
42-255-35990 GRAEF GAS UNIT 1 · STATOIL TEXAS ONSHORE PROP LLC
1.3 mi
Yegua 2,466'Queen City 4,442'Reklaw 5,610'Carrizo 5,645'Wilcox 5,745'Austin Chalk 12,632'Eagle Ford 12,729'Frio Sligo Edwards
42-255-35991 GRAEF GAS UNIT 1 · STATOIL TEXAS ONSHORE PROP LLC
1.3 mi
Yegua 2,437'Queen City 4,450'Reklaw 5,614'Carrizo 5,645'Wilcox 5,750'Austin Chalk 12,637'Eagle Ford 12,734'Sligo Frio 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
12,917–23,313 ftPerforated

Casing (3)

SizeSet DepthCement
9.625"5,816 ft1,595 sx
5.5"23,313 ft4,516 sx
5.5"24,336 ft3,185 sx

Permit History (1)

Applications (1)

#898897 A MARATHON OIL EF LLC
received 2024-04-16

Records & Logs

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

W-2/G-1 2026-03-16
W-2/G-1 2025-03-20 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 28.777019
Lon -97.912626

Well Details

Well Number
1H
Max Depth
22,000 ft
Drill Type
Horizontal
County
KARNES
District
2
Completed
2026-01-18

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