42-215-31567
Final CompletionCASAS UNIT
HIDALGO County · District 4 · SOUTH TEXAS OPERATING COMPANY · EL STAGGS (4100)
Permits
1
Max Depth
4,400 ft
First Permit
1984-11-21
Latest Activity
1984-11-21
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1985-02-06
Shut-In
—
Plugged
2002-02-14
EWA / Permit operator mismatch
Scheduling: SOUTH TEXAS OPERATING COMPANY ≠ Permit: PRICE DRILLING CO.
Resolved via: scheduling → SOUTH TEXAS OPERATING COMPANY
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
2002-02
Operator History
originally filed by PRICE DRILLING CO. — asset transferred
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (5) Elevation 187 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CALICHE | 1 ft | +186 ft |
| CATAHOULA | 450 ft | -263 ft |
| OAKVILLE | 2,200 ft | -2,013 ft |
| MIOCENE (Miocene (undifferentiated)) | 2,710 ft | -2,523 ft |
| UPPER FRIO (Frio) | 3,300 ft | -3,113 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 |
|---|---|
| 4,328–4,339 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 433 ft | 245 sx |
| 4.5" | 4,400 ft | 656 sx |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings on record.
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
- 1
- Max Depth
- 4,400 ft
- Drill Type
- Vertical
- County
- HIDALGO
- District
- 4
- Operator
- SOUTH TEXAS OPERATING COMPANY
- Completed
- 1985-02-06
Operator
- Name
- SOUTH TEXAS OPER CO
- Location
- SAN ANTONIO
- P-5 Status
- Active (filed 2026-02-24)
- Cum Oil (all leases)
- 327,774 bbl
- Cum Gas (all leases)
- 2,837,818 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 18