42-125-31275
Final CompletionLONG
DICKENS County · District 8 · SCHALK OIL COMPANY INC. · ESPUELA (TANNEHILL)
Permits
1
Max Depth
5,400 ft
First Permit
2011-11-04
Latest Activity
2011-11-04
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2012-01-09
Shut-In
—
Plugged
2024-08-08
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
2012-01
Last Production
2024-09
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (2) Elevation 2,296 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BASE STOCKWETHER | 4,877 ft | -2,581 ft |
| TANNEHILL | 4,992 ft | -2,696 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 |
|---|---|
| 4,992–4,994 ft | Perforated |
Casing (3)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 310 ft | 400 sx |
| 8.625" | 1,488 ft | 700 sx |
| 5.5" | 5,134 ft | 280 sx |
Permit History (1)
Applications (1)
Records & Logs
1 completion filing on record · 1 with log images at RRC.
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
- 4A
- Max Depth
- 5,400 ft
- Drill Type
- Vertical
- County
- DICKENS
- District
- 8
- Operator
- SCHALK OIL COMPANY INC.
- Completed
- 2012-01-09
Operator
- Name
- SCHALK OIL CO, INC
- Location
- WICHITA FAL, LS
- P-5 Status
- Active (filed 2026-06-03)
- Cum Oil (all leases)
- 5,257,523 bbl
- Cum Gas (all leases)
- 4,978 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 184