42-391-00268
Final CompletionT-C OIL CO.-O'CONNOR
REFUGIO County · District 2 · T-C OIL COMPANY, LLC
Permits
5
Max Depth
7,857 ft
First Permit
1980-04-30
Latest Activity
2012-03-16
Lifespan
32 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
—
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
2026-07
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (10) Elevation 60 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LAGARTO | 1 ft | +59 ft |
| LARGARTO (Lagarto) | 1 ft | +59 ft |
| LOGARTO | 1 ft | +59 ft |
| EOCENE | 2,280 ft | -2,220 ft |
| MIOCENE (Miocene (undifferentiated)) | 2,280 ft | -2,220 ft |
| MIOCENE (Miocene (undifferentiated)) | 3,030 ft | -2,970 ft |
| CATAHOULA | 3,750 ft | -3,690 ft |
| GRETA | 4,400 ft | -4,340 ft |
| FRIO | 4,950 ft | -4,890 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 |
|---|---|
| 4,460–4,464 ft | Perforated |
| 4,469–4,476 ft | Perforated |
| 5,533–5,537 ft | Perforated |
| 5,539–5,542 ft | Perforated |
| 5,680–5,689 ft | Perforated |
| 5,700–5,706 ft | Perforated |
| ?–4,460 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 1,516 ft | 602 sx |
| 2.375" | 5,639 ft | — |
| 5.5" | 6,089 ft | 1,331 sx |
Permit History (5)
T-C OIL CO.-O'CONNOR · 4,479 ft
2012-03-16
Spud 2012-01-31
T-C OIL CO.-O'CONNOR · 7,857 ft
1985-06-04
T-C OIL CO.-O'CONNOR · 7,857 ft
1983-08-26
T-C OIL COMPANY - O'CONNOR · 7,857 ft
1981-03-02
T-C OIL COMPANY - O'CONNOR · 7,855 ft
1980-04-30
Applications (6)
Records & Logs
11 completion filings on record.
+5 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
Well Details
- Well Number
- 19
- Max Depth
- 7,857 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
- 282