42-391-31797

INJECTION

T-C OIL CO.- O CONNOR

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

Permits

1

Max Depth

4,600 ft

First Permit

1984-09-24

Latest Activity

1984-09-24

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2011-11-10

Shut-In

Plugged

P-5 Org Status: Active

!

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

Injection / Disposal

W-14 Disposal Active UIC #000104023 permitted 2011-10-03

Permitted Volume

2,500 bbl/d

Max Pressure

1,715 psi

Injection Interval

3,430–4,000 ft

Injected (12mo)

50,435 bbl

Monthly injected volume (bbl, from H-10 filings through 2025-10-01)

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 (6) Elevation 60 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LARGARTO (Lagarto)1 ft+59 ft
EOCENE2,630 ft-2,570 ft
MIOCENE (Miocene (undifferentiated))3,010 ft-2,950 ft
CATAHOULA 3,710 ft-3,650 ft
GRETA 4,370 ft-4,310 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 (3)

IntervalType
3,984–4,000 ftPerforated
4,472–4,476 ftPerforated
4,506–4,511 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"1,536 ft700 sx
5.5"4,615 ft873 sx

Permit History (1)

Applications (1)

#252532 A T - C OIL COMPANY
received 1984-09-24

Records & Logs

4 completion filings on record.

W-2/G-1 2011-11-17
W-2/G-1 2007-06-01
W-2/G-1 1984-10-31
W-2/G-1 1984-11-09

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
72
Max Depth
4,600 ft
Drill Type
Vertical
County
REFUGIO
District
2
Completed
2011-11-10

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
282