42-391-31696

Final Completion

T-C OIL CO.-O'CONNOR

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

Permits

Max Depth

6,000 ft

First Permit

1983-12-22

Latest Activity

2012-11-09

Lifespan

29 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

W-14 Disposal Inactive UIC #000103694 permitted 2011-08-30

Permitted Volume

2,500 bbl/d

Max Pressure

1,800 psi

Injection Interval

3,730–4,000 ft

Injected (12mo)

—

Operator History

Chain of Custody

T - C OIL COMPANY 1993-2011→ T-C OIL COMPANY, LLC 2012-2026

Lease Production

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

Formation Tops (8) Elevation 59 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
LAGARTO	1 ft	+58 ft
EOCENE	2,260 ft	-2,201 ft
MIOCENE (Miocene (undifferentiated))	2,260 ft	-2,201 ft
MIOCENE (Miocene (undifferentiated))	3,050 ft	-2,991 ft
CATAHOULA	3,730 ft	-3,671 ft
GRETA	4,390 ft	-4,331 ft
FRIO	4,920 ft	-4,861 ft
LAGARTO	—	—

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 ↗

Perforations (4)

Interval	Type
4,442–4,448 ft	Perforated
4,450–4,456 ft	Perforated
5,117–5,120 ft	Perforated
5,661–5,666 ft	Perforated

Casing (2)

Size	Set Depth	Cement
9.625"	1,528 ft	700 sx
5.5"	5,992 ft	1,147 sx

Permit History (4)

#750910 Recompletion Final Completion

T-C OIL CO.-O'CONNOR · 4,460 ft

2012-11-09

Spud 1991-03-14

#332473 Recompletion Final Completion

T-C OIL COMPANY - O'CONNOR · 6,000 ft

1987-07-06

#233054 Drill Final Completion

T-C OIL CO.-O'CONNOR · 6,000 ft

1984-03-13

#224292 Drill

T-C OIL CO.-O'CONNOR · 6,000 ft

1983-12-22

Applications (4)

#750910 A T-C OIL COMPANY, LLC

received 2012-11-05

#332473 A T - C OIL COMPANY

received 1987-07-03

#233054 A T - C OIL COMPANY

received 1984-03-08

#224292 A T - C OIL COMPANY

received 1983-12-19

Records & Logs

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

W-2/G-1 2017-06-12

W-2/G-1 2012-11-13

W-2/G-1 1988-01-21 log on file

W-2/G-1 1988-03-18

W-2/G-1 1984-03-16

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.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in REFUGIO County.

Well Details

Well Number: 64
Max Depth: 6,000 ft
Drill Type: Vertical
County: REFUGIO
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