42-175-34277

Final Completion

DUKE RANCH -18-

GOLIAD County · District 2 · T-C OIL COMPANY, LLC

Permits

Max Depth

6,000 ft

First Permit

2023-02-01

Latest Activity

2025-02-28

Lifespan

2 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2025-06

Last Production

2026-07

Lease Production

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

Oil

production & DCA →

Formation Tops (5) Elevation 105 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
MIOCENE (Miocene (undifferentiated))	1,920 ft	-1,815 ft
CATAHOULA - DISPOSAL (Catahoula)	3,188 ft	-3,083 ft
FRIO - DISPOSAL (Frio)	4,095 ft	-3,990 ft
LAGARTO	—	—
VICKSBURG - DISPOSAL (Vicksburg)	—	—

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

✓ 42-175-33882 DUKE RANCH -8- · T-C OIL COMPANY, LLC

0.4 mi

Lagarto 1'Miocene (undifferentiated) 2,110'CAAHOULA 3,190'Catahoula 3,190'Frio 3,847'

✓ 42-175-34281 DUKE RANCH -19- · T-C OIL COMPANY, LLC

0.6 mi

Miocene (undifferentiated) 2,275'Catahoula 3,210'Greta 3,430'Frio 3,985'Vicksburg —Lagarto —

✓ 42-175-34275 DUKE RANCH -16- · T-C OIL COMPANY, LLC

0.7 mi

Miocene (undifferentiated) 2,000'Catahoula 3,100'Frio 4,100'Vicksburg —Lagarto —

✓ 42-175-33728 DUKE RANCH -G- · T-C OIL COMPANY, LLC

1.3 mi

Lagarto 1'Miocene (undifferentiated) 2,149'Catahoula 3,338'Frio 3,900'Lagarto —

✓ 42-175-34282 DUKE RANCH -20- · T-C OIL COMPANY, LLC

1.5 mi

Miocene (undifferentiated) 2,590'Catahoula 3,380'Greta 3,655'Frio 4,100'Vicksburg —Lagarto —

✓ 42-175-34262 CLARKSON · CHARRO OPERATING, L.L.C.

1.7 mi

Catahoula 3,316'Frio 4,416'Frio 4,771'Frio 5,082'Frio 5,186'Frio 5,384'Vicksburg 5,522'

✓ 42-175-34276 DUKE RANCH -17- · T-C OIL COMPANY, LLC

2.0 mi

Miocene (undifferentiated) 2,055'Catahoula 2,870'Frio 3,950'Vicksburg —Lagarto —

✓ 42-175-32133 HARKINS · HARWOOD EXPLORATION, INC.

3.4 mi

Vicksburg 5'Oakville 2,230'Catahoula 2,970'Frio 3,550'Vicksburg 5,150'

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 (2)

Interval	Type
5,339–5,341 ft	Perforated
5,347–5,351 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	1,222 ft	485 sx
4.5"	5,603 ft	1,205 sx

Permit History (2)

#906276 Drill Final Completion

DUKE RANCH -18- · 6,000 ft

2025-02-28

Spud 2025-04-02

#887740 Drill

DUKE RANCH -18- · 6,000 ft

2023-02-01

Applications (2)

#906276 A T-C OIL COMPANY, LLC

received 2025-02-27

#887740 A T-C OIL COMPANY, LLC

received 2023-01-30

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2025-06-06 log on file

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 28.480998

Lon -97.306001

Well Details

Well Number: 1
Max Depth: 6,000 ft
Drill Type: Vertical
County: GOLIAD
District: 2
Operator: T-C OIL COMPANY, LLC

Operator

Name: T-C OIL CO, LLC
Location: REFUGIO
P-5 Status: Active (filed 2025-12-03)
Cum Oil (all leases): 13,683,333 bbl
Cum Gas (all leases): 22,912,895 mcf
Activities: CSGD/P, G/PUR, OPRS/G, OPRS/O
Total Permits: 282