42-391-01687
Final CompletionOCONNOR THOMAS -E-
REFUGIO County · District 2 · T-C OIL COMPANY LLC · TOM OCONNOR (5400 SAND)
Permits
1
Max Depth
5,934 ft
First Permit
1988-03-09
Latest Activity
1988-03-09
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
2005-08-15
EWA / Production operator mismatch
Scheduling: T-C OIL COMPANY LLC ≠ Production: COPANO GAS UNIT (reported 1999-01)
EWA / Permit operator mismatch
Scheduling: T-C OIL COMPANY LLC ≠ Permit: COPANO GAS UNIT
Resolved via: scheduling → T-C OIL COMPANY LLC
Production Summary Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
Cum Oil
— bbl
Cum Gas
— mcf
First Production
1993-01
Last Production
2005-08
Operator History
originally filed by COPANO GAS UNIT — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (6) Elevation 48 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1 ft | +47 ft |
| EOCENE | 2,240 ft | -2,192 ft |
| MIOCENE (Miocene (undifferentiated)) | 2,940 ft | -2,892 ft |
| CATAHOULA | 3,660 ft | -3,612 ft |
| GRETA | 4,410 ft | -4,362 ft |
| FRIO | 5,120 ft | -5,072 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 (1)
| Interval | Type |
|---|---|
| 4,968–4,978 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 1,078 ft | 600 sx |
| 5.5" | 5,542 ft | 550 sx |
Permit History (1)
Applications (1)
Records & Logs
3 completion filings on record · 1 with log images at RRC.
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
Well Details
- Well Number
- 15
- Max Depth
- 5,934 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- T-C OIL COMPANY LLC
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
- 283