42-391-30210

Final Completion

OCONNOR DENNIS ETAL -L-

REFUGIO County · District 2 · T-C OIL COMPANY LLC · LAKE PASTURE (H-440 SAND)

Permits

Max Depth

4,486 ft

First Permit

2001-12-06

Latest Activity

2013-05-31

Lifespan

11 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2019-11-22

Shut-In

—

Plugged

2021-12-10

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 52 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
JACKSON-YEGUA - DISPOSAL (Jackson)	2,237 ft	-2,185 ft
MIOCENE (Miocene (undifferentiated))	2,237 ft	-2,185 ft
CATAHOULA	3,707 ft	-3,655 ft
FRIO - DISPOSAL (Frio)	3,707 ft	-3,655 ft
CATAHOULA - DISPOSAL (Catahoula)	4,374 ft	-4,322 ft
GRETA	4,374 ft	-4,322 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 (7)

Interval	Type
4,378–4,380 ft	Perforated
4,384–4,388 ft	Perforated
4,395–4,399 ft	Perforated
4,404–4,409 ft	Perforated
4,458–4,466 ft	Perforated
4,476–4,482 ft	Perforated
4,518–4,521 ft	Perforated

Casing (2)

Size	Set Depth	Cement
9.625"	1,560 ft	725 sx
5.5"	4,623 ft	900 sx

Permit History (2)

#763502 Recompletion Final Completion

O'CONNOR, DENNIS ET AL -L- · 4,486 ft

2013-05-31

Spud 2013-05-03

#515868 Recompletion Final Completion

O'CONNOR, DENNIS ET AL -L- · 4,425 ft

2001-12-06

Spud 2001-12-13

Applications (2)

#763502 A T-C OIL COMPANY, LLC

received 2013-05-28

#515868 A T - C OIL COMPANY

received 2001-12-06

Records & Logs

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

W-2/G-1 2019-12-04

W-2/G-1 2017-08-18

W-2/G-1 2013-06-04 log on file

W-2/G-1 2002-01-30 log on file

W-2/G-1 2002-04-25

W-2/G-1 1972-07-07

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: L 39R
Max Depth: 4,486 ft
Drill Type: Vertical
County: REFUGIO
District: 2
Operator: T-C OIL COMPANY LLC
Completed: 2019-11-22

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