42-391-31420
Final CompletionOCONNOR
REFUGIO County · District 2 · T-C OIL COMPANY LLC · T-C (5600)
Permits
7
Max Depth
7,500 ft
First Permit
1980-09-04
Latest Activity
2008-08-27
Lifespan
28 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1983-03-14
Shut-In
—
Plugged
2019-11-27
EWA / Production operator mismatch
Scheduling: T-C OIL COMPANY LLC ≠ Production: T - C OIL COMPANY (reported 2010-04)
EWA / Permit operator mismatch
Scheduling: T-C OIL COMPANY LLC ≠ Permit: T - C OIL COMPANY
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
2019-11
Operator History
originally filed by T - C OIL COMPANY — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (10) Elevation 67 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LAGARTO | 1 ft | +66 ft |
| MIOCENE (Miocene (undifferentiated)) | 2,050 ft | -1,983 ft |
| EOCENE | 2,510 ft | -2,443 ft |
| MIOCENE (Miocene (undifferentiated)) | 2,950 ft | -2,883 ft |
| CATAHOULA | 3,708 ft | -3,641 ft |
| CATAHOULA | 3,740 ft | -3,673 ft |
| GRETA | 4,370 ft | -4,303 ft |
| GRETA | 4,400 ft | -4,333 ft |
| FRIO | 4,765 ft | -4,698 ft |
| FRIO | 4,800 ft | -4,733 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 (7)
| Interval | Type |
|---|---|
| 2,470–2,474 ft | Perforated |
| 2,602–2,605 ft | Perforated |
| 3,274–3,276 ft | Perforated |
| 3,497–3,498 ft | Perforated |
| 5,295–5,298 ft | Perforated |
| 5,584–5,587 ft | Perforated |
| 5,650–5,660 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,368 ft | 695 sx |
| 2.375" | 5,568 ft | — |
| 2.375" | 5,610 ft | — |
| 5.5" | 5,787 ft | 1,160 sx |
Permit History (7)
O'CONNOR · 2,500 ft
2008-08-27
Spud 2008-08-06
O'CONNOR · 2,850 ft
2005-08-03
Spud 2005-07-25
O'CONNOR · 3,769 ft
1999-05-24
Spud 1999-04-22
O'CONNOR · 5,250 ft
1993-09-14
Spud 1993-10-06
O'CONNOR · 5,814 ft
1987-10-07
O'CONNOR · 5,814 ft
1983-03-30
O'CONNOR · 7,500 ft
1980-09-04
Applications (7)
Records & Logs
12 completion filings on record · 5 with log images at RRC.
+6 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
- 56
- Max Depth
- 7,500 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- T-C OIL COMPANY LLC
- Completed
- 1983-03-14
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