42-391-31943

Final Completion

O CONNER

REFUGIO County · District 2 · T - C OIL COMPANY · HUFF (5300)

Permits

Max Depth

5,850 ft

First Permit

1987-04-27

Latest Activity

1989-10-03

Lifespan

2 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1987-07-02

Shut-In

—

Plugged

2022-03-18

EWA / Production operator mismatch

Scheduling: T - C OIL COMPANY ≠ Production: T-C OIL COMPANY, LLC (reported 2026-04)

Resolved via: production → T-C OIL COMPANY, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

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 (7) Elevation 67 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
LAGARTO	1 ft	+66 ft
LARGARTO (Lagarto)	1 ft	+66 ft
EOCENE	2,510 ft	-2,443 ft
MIOCENE (Miocene (undifferentiated))	2,950 ft	-2,883 ft
CATAHOULA	3,740 ft	-3,673 ft
GRETA	4,370 ft	-4,303 ft
FRIO	4,765 ft	-4,698 ft

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 (2)

Interval	Type
5,038–5,042 ft	Perforated
5,290–5,294 ft	Perforated

Casing (2)

Size	Set Depth	Cement
9.625"	1,380 ft	650 sx
5.5"	5,819 ft	625 sx

Permit History (2)

#364534 Recompletion Final Completion

O'CONNOR · 5,850 ft

1989-10-03

#329402 Drill Final Completion

O'CONNOR · 5,850 ft

1987-04-27

Applications (2)

#364534 A T - C OIL COMPANY

received 1989-09-29

#329402 A T - C OIL COMPANY

received 1987-04-24

Records & Logs

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

W-2/G-1 1989-10-12 log on file

W-2/G-1 1989-11-02

W-2/G-1 1987-07-23 log on file

W-2/G-1 1987-08-01

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: 67
Max Depth: 5,850 ft
Drill Type: Vertical
County: REFUGIO
District: 2
Operator: T - C OIL COMPANY
Completed: 1987-07-02

Operator

Name: T - C OIL CO
Location: REFUGIO
P-5 Status: Inactive (filed 2011-11-07)
Cum Oil (all leases): 15,292,994 bbl
Cum Gas (all leases): 112,873,669 mcf
Total Permits: 1,009