42-391-00251

Final Completion

OCONNOR

REFUGIO County · District 2 · T-C OIL COMPANY LLC · T-C (5600)

Permits

Max Depth

5,763 ft

First Permit

1983-02-04

Latest Activity

1998-01-23

Lifespan

15 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1983-04-14

Shut-In

—

Plugged

2012-01-17

EWA / Production operator mismatch

Scheduling: T-C OIL COMPANY LLC ≠ Production: T - C OIL COMPANY (reported 2008-07)

EWA / Permit operator mismatch

Scheduling: T-C OIL COMPANY LLC ≠ Permit: T - C OIL COMPANY

Resolved via: scheduling → T-C OIL COMPANY LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

originally filed by T - C OIL COMPANY — asset transferred

Lease Production

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

Formation Tops (5) Elevation 62 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
LAGARTO	1 ft	+61 ft
MIOCENE (Miocene (undifferentiated))	2,340 ft	-2,278 ft
CATAHOULA	3,720 ft	-3,658 ft
GRETA	4,420 ft	-4,358 ft
FRIO	4,810 ft	-4,748 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 (5)

Interval	Type
2,260–2,270 ft	Perforated
3,688–3,693 ft	Perforated
4,478–? ft	Perforated
4,991–4,994 ft	Perforated
5,601–5,607 ft	Perforated

Casing (5)

Size	Set Depth	Cement
10.75"	1,256 ft	675 sx
5.5"	5,153 ft	800 sx
5.5"	5,153 ft	—
2.375"	5,599 ft	—
2.875"	5,718 ft	170 sx

Permit History (2)

#472363 Recompletion Final Completion

O'CONNOR · 5,450 ft

1998-01-23

Spud 1998-01-20

#187950 Recompletion Final Completion

O'CONNOR · 5,763 ft

1983-02-04

Applications (2)

#472363 A T - C OIL COMPANY

received 1998-01-20

#187950 A T - C OIL COMPANY

received 1983-02-04

Records & Logs

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

W-2/G-1 1998-02-05 log on file

W-2/G-1 1998-03-13

W-2/G-1 1983-06-15 log on file

W-2/G-1 1972-09-26

W-2/G-1 1984-01-12

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: 15
Max Depth: 5,763 ft
Drill Type: Vertical
County: REFUGIO
District: 2
Operator: T-C OIL COMPANY LLC
Completed: 1983-04-14

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