42-391-01624

Final Completion

OCONNOR THOMAS -B-

REFUGIO County · District 2 · T - C OIL COMPANY · TOM OCONNOR (5800)

Permits

Max Depth

5,844 ft

First Permit

1987-12-02

Latest Activity

1995-07-27

Lifespan

8 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

1996-01-17

EWA / Production operator mismatch

Scheduling: T - C OIL COMPANY ≠ Production: T-C OIL COMPANY, LLC (reported 2012-01)

EWA / Permit operator mismatch

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

Resolved via: scheduling → T - C OIL COMPANY

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

COPANO COMPANY 1993-1998→ T - C OIL COMPANY 2006-2011→ T-C OIL COMPANY, LLC 2012-2012

Lease Production

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

Formation Tops (6) Elevation 45 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
LAGARTO	1 ft	+44 ft
EOCENE	2,500 ft	-2,455 ft
MIOCENE (Miocene (undifferentiated))	2,975 ft	-2,930 ft
CATAHOULA	3,635 ft	-3,590 ft
GRETA	4,390 ft	-4,345 ft
FRIO	5,100 ft	-5,055 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 (4)

Interval	Type
5,442–5,448 ft	Perforated
5,512–5,517 ft	Perforated
5,742–5,749 ft	Perforated
?–5,448 ft	Perforated

Casing (5)

Size	Set Depth	Cement
10.75"	1,083 ft	600 sx
10.75"	1,084 ft	600 sx
10.75"	1,084 ft	600 sx
5.5"	5,844 ft	600 sx
5.5"	5,844 ft	600 sx

Permit History (2)

#438212 Recompletion Final Completion

O'CONNOR, THOMAS "B" · 5,500 ft

1995-07-27

Spud 1995-07-18

#339445 Recompletion Final Completion

O'CONNOR, THOMAS "B" · 5,844 ft

1987-12-02

Applications (2)

#438212 A COPANO COMPANY

received 1995-07-26

#339445 A COPANO COMPANY

received 1987-11-30

Records & Logs

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

W-2/G-1 1995-08-17 log on file

W-2/G-1 1995-08-25

W-2/G-1 1987-12-09 log on file

W-2/G-1 1987-12-24

W-2/G-1 1977-01-07

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: B 44
Max Depth: 5,844 ft
Drill Type: Vertical
County: REFUGIO
District: 2
Operator: T - C OIL COMPANY

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