42-391-30219
Final CompletionT-C OIL CO.- O CONNOR
REFUGIO County · District 2 · T-C OIL COMPANY LLC · LAKE PASTURE (H-440 SAND)
Permits
6
Max Depth
7,815 ft
First Permit
1981-06-05
Latest Activity
2013-07-29
Lifespan
32 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2000-05-12
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 (15) Elevation 58 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LAGARTO | 1 ft | +57 ft |
| MIOCENE (Miocene (undifferentiated)) | 2,080 ft | -2,022 ft |
| OAKVILLE | 2,080 ft | -2,022 ft |
| OAKVILLE | 2,225 ft | -2,167 ft |
| EOCENE | 2,680 ft | -2,622 ft |
| MIOCENE (Miocene (undifferentiated)) | 3,020 ft | -2,962 ft |
| MIOCENE (Miocene (undifferentiated)) | 3,050 ft | -2,992 ft |
| CATAHOULA | 3,670 ft | -3,612 ft |
| CATAHOULA | 3,740 ft | -3,682 ft |
| GRETA | 4,350 ft | -4,292 ft |
| GRETA | 4,400 ft | -4,342 ft |
| GRETA | 4,450 ft | -4,392 ft |
| FRIO | 5,050 ft | -4,992 ft |
| FRIO | 5,100 ft | -5,042 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 (11)
| Interval | Type |
|---|---|
| 4,422–4,428 ft | Perforated |
| 4,466–4,472 ft | Perforated |
| 4,504–4,509 ft | Perforated |
| 5,192–5,199 ft | Perforated |
| 5,348–5,354 ft | Perforated |
| 5,511–6,936 ft | Perforated |
| 5,866–5,871 ft | Perforated |
| 6,590–6,596 ft | Perforated |
| 6,900–6,909 ft | Perforated |
| 6,932–? ft | Perforated |
| ?–6,936 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 9.625" | 1,560 ft | 725 sx |
| 1.5" | 5,833 ft | — |
| 5.5" | 7,568 ft | 1,440 sx |
| 5.5" | 7,569 ft | 1,400 sx |
Permit History (6)
T-C OIL CO.-O'CONNOR · 4,475 ft
2013-07-29
Spud 2013-07-15
T-C OIL CO.-O'CONNOR · 5,802 ft
2010-02-09
Spud 2010-01-18
T-C OIL CO.-O'CONNOR · 4,515 ft
2000-09-21
Spud 2000-04-29
T-C OIL COMPANY-O'CONNOR · 7,815 ft
1990-04-05
Spud 1991-03-06
T-C OIL COMPANY-O'CONNOR · 7,815 ft
1988-11-17
T-C OIL CO -O'CONNOR · 7,815 ft
1981-06-05
Applications (6)
Records & Logs
18 completion filings on record · 4 with log images at RRC.
+12 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
- 50R
- Max Depth
- 7,815 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- T-C OIL COMPANY LLC
- Completed
- 2000-05-12
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