42-391-00364

Final Completion

T-C OIL CO.-OCONNOR

REFUGIO County · District 2 · T - C OIL COMPANY · LAKE PASTURE (L-206)

Permits

4

Max Depth

6,201 ft

First Permit

1979-10-02

Latest Activity

2003-12-05

Lifespan

24 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1980-05-27

Shut-In

Plugged

!

EWA / Production operator mismatch

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

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 (5) Elevation 59 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
MIOCENE (Miocene (undifferentiated))3,030 ft-2,971 ft
CATAHOULA 3,735 ft-3,676 ft
GRETA 4,395 ft-4,336 ft
FRIO 5,142 ft-5,083 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 (5)

IntervalType
2,078–2,086 ftPerforated
2,110–2,116 ftPerforated
4,454–4,460 ftPerforated
4,490–4,500 ftPerforated
5,706–5,716 ftPerforated

Casing (6)

SizeSet DepthCement
10.75"1,517 ft550 sx
10.75"1,517 ft550 sx
2.375"2,027 ft
2.375"2,099 ft
5.5"5,975 ft696 sx
5.5"5,975 ft1,000 sx

Records & Logs

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

W-2/G-1 2022-05-25
W-2/G-1 2004-02-03 log on file
W-2/G-1 2004-03-25
W-2/G-1 1995-08-29 log on file
W-2/G-1 1995-09-06
W-2/G-1 1980-06-10

+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
15
Max Depth
6,201 ft
Drill Type
Vertical
County
REFUGIO
District
2
Completed
1980-05-27

Operator

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