42-131-38355
Final CompletionSOUTHWEST TEXAS CORP.
DUVAL County · District 4 · KOSAREK CHARLIE · LONGHORN SOUTH (6400)
Permits
2
Max Depth
6,600 ft
First Permit
1999-12-03
Latest Activity
2001-01-23
Lifespan
1 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2000-04-28
Shut-In
—
Plugged
2023-10-30
EWA / Production operator mismatch
Scheduling: KOSAREK CHARLIE ≠ Production: WAGNER OIL COMPANY (reported 2015-02)
Resolved via: scheduling → KOSAREK CHARLIE
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
2000-04
Last Production
2023-12
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 (7) Elevation 400 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| SURFACE SDS & SH | 1 ft | +399 ft |
| ALT. SD & SH | 4,180 ft | -3,780 ft |
| COLE | 4,180 ft | -3,780 ft |
| TDLE | 4,885 ft | -4,485 ft |
| TEDLIE | 4,885 ft | -4,485 ft |
| GRAVIS | 5,090 ft | -4,690 ft |
| HIAWATHA | 5,740 ft | -5,340 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 (2)
| Interval | Type |
|---|---|
| 5,743–5,748 ft | Perforated |
| 6,414–6,418 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 622 ft | 295 sx |
| 4.5" | 6,574 ft | 510 sx |
Permit History (2)
Applications (2)
Records & Logs
7 completion filings on record · 2 with log images at RRC.
+1 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
- 236
- Max Depth
- 6,600 ft
- Drill Type
- Vertical
- County
- DUVAL
- District
- 4
- Operator
- KOSAREK CHARLIE
- Completed
- 2000-04-28
Operator
- Name
- KOSAREK, CHARLIE
- Location
- SAN ANTONIO
- P-5 Status
- Inactive (filed 2007-04-16)
- Cum Oil (all leases)
- 30,829 bbl
- Cum Gas (all leases)
- 35,896 mcf
- Total Permits
- 9