42-175-34282

PRODUCING

DUKE RANCH -20-

GOLIAD County · District 2 · T-C OIL COMPANY LLC · TEJAS (FRIO 5200)

Permits

Max Depth

6,000 ft

First Permit

2026-04-06

Latest Activity

2026-04-06

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2026-06-02

Shut-In

—

Plugged

—

P-5 Org Status: Active

Formation Tops (6) Elevation 95 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
MIOCENE (Miocene (undifferentiated))	2,590 ft	-2,495 ft
CATAHOULA - DISPOSAL (Catahoula)	3,380 ft	-3,285 ft
GRETA	3,655 ft	-3,560 ft
FRIO - DISPOSAL (Frio)	4,100 ft	-4,005 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

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

0.9 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

1.0 mi

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

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

1.1 mi

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

✓ 42-175-34277 DUKE RANCH -18- · T-C OIL COMPANY, LLC

1.5 mi

Miocene (undifferentiated) 1,920'Catahoula 3,188'Frio 4,095'Lagarto —Vicksburg —

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

1.8 mi

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

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

2.5 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

3.3 mi

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

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

4.7 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 (1)

Interval	Type
5,318–5,320 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	2,067 ft	810 sx
4.5"	5,600 ft	1,185 sx

Permit History (1)

#914527 Drill

DUKE RANCH -20- · 6,000 ft

2026-04-06

Applications (1)

#914527 A T-C OIL COMPANY, LLC

received 2026-03-31

Records & Logs

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

W-2/G-1 2026-06-15 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 28.480321

Lon -97.281891

Well Details

Well Number: 1
Max Depth: 6,000 ft
Drill Type: Vertical
County: GOLIAD
District: 2
Operator: T-C OIL COMPANY LLC
Completed: 2026-06-02

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