42-391-00269

Final Completion

T-C OIL CO.- O CONNOR

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

Permits

2

Max Depth

4,500 ft

First Permit

1996-01-22

Latest Activity

2007-02-26

Lifespan

11 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1975-06-05

Shut-In

Plugged

2011-12-19

!

EWA / Permit operator mismatch

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

Resolved via: productionT-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

Lease Production

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

Formation Tops (10) Elevation 59 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LAGARTO 1 ft+58 ft
MIOCENE (Miocene (undifferentiated))2,055 ft-1,996 ft
EOCENE2,250 ft-2,191 ft
MIOCENE (Miocene (undifferentiated))3,020 ft-2,961 ft
CATAHOULA 3,670 ft-3,611 ft
CATAHOULA 3,680 ft-3,621 ft
GRETA 4,356 ft-4,297 ft
GRETA 4,360 ft-4,301 ft
FRIO 5,010 ft-4,951 ft
FRIO 5,060 ft-5,001 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 (8)

IntervalType
4,075–4,079 ftPerforated
4,150–4,152 ftPerforated
4,356–4,368 ftPerforated
4,372–4,384 ftPerforated
4,526–4,530 ftPerforated
5,067–5,073 ftPerforated
5,220–5,714 ftPerforated
5,448–? ftPerforated

Casing (4)

SizeSet DepthCement
10.75"1,525 ft656 sx
9.625"1,538 ft725 sx
5.5"5,225 ft958 sx
5.5"5,768 ft1,050 sx

Records & Logs

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

W-2/G-1 2007-03-20 log on file
W-2/G-1 2007-04-23
W-2/G-1 1996-01-26 log on file
W-2/G-1 1996-03-08
W-2/G-1 1975-06-23
W-2/G-1 1973-03-21

+2 more 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
22
Max Depth
4,500 ft
Drill Type
Vertical
County
REFUGIO
District
2
Completed
1975-06-05

Operator

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
283