42-497-34211
PRODUCING HorizontalSPEER ORAN
WISE County · District 9 · SCHALK OIL COMPANY INC. · ALVORD SOUTH (CADDO LIME)
Permits
1
Max Depth
7,800 ft
First Permit
1997-11-05
Latest Activity
1997-11-05
Lifespan
< 1 yr
Regulatory Status
Schedule
ON SCHEDULE
Completion
1998-02-27
Shut-In
—
Plugged
—
P-5 Org Status: Active
EWA / Permit operator mismatch
Scheduling: SCHALK OIL COMPANY INC. ≠ Permit: MITCHELL ENERGY CORPORATION
Resolved via: production → SCHALK OIL COMPANY, INC.
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
1993-07
Last Production
2026-07
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 (1) Elevation 826 ft (GL)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CADDO | 5,700 ft | -4,874 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 (3)
| Interval | Type |
|---|---|
| 5,780–5,916 ft | Perforated |
| 6,032–6,849 ft | Perforated |
| 7,026–7,251 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 482 ft | 275 sx |
| 4.5" | 7,299 ft | — |
Permit History (1)
Applications (1)
Records & Logs
2 completion filings 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
- 12
- Max Depth
- 7,800 ft
- Drill Type
- Horizontal
- County
- WISE
- District
- 9
- Operator
- SCHALK OIL COMPANY INC.
- Completed
- 1998-02-27
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