42-497-31506
Final CompletionDEAVER (CADDO CONGL) UNIT
WISE County · District 9 · SCHALK OIL COMPANY INC. · ALVORD (CADDO CONGLOMERATE)
Permits
2
Max Depth
6,100 ft
First Permit
1979-05-31
Latest Activity
1985-03-04
Lifespan
6 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1980-02-06
Shut-In
—
Plugged
2009-02-05
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
1993-01
Last Production
2026-07
Injection / Disposal
Permitted Volume
—
Max Pressure
—
Injection Interval
—
Injected (12mo)
—
Permitted Volume
500 bbl/d
Max Pressure
1,300 psi
Injection Interval
5,726–5,806 ft
Injected (12mo)
—
Monthly injected volume (bbl, from H-10 filings through 2018-09-01)
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 (3) Elevation 824 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| CADDO LIME (Caddo) | 5,416 ft | -4,592 ft |
| CADDO CONGL. (Caddo) | 5,610 ft | -4,786 ft |
| ATOKA | 5,710 ft | -4,886 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 (5)
| Interval | Type |
|---|---|
| 5,612–5,652 ft | Perforated |
| 5,728–5,733 ft | Perforated |
| 5,740–5,744 ft | Perforated |
| 5,784–5,790 ft | Perforated |
| 5,792–5,804 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 349 ft | 275 sx |
| 2.375" | 5,450 ft | — |
| 4.5" | 5,940 ft | 300 sx |
| 4.5" | 5,959 ft | 300 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
- 802L
- Max Depth
- 6,100 ft
- Drill Type
- Vertical
- County
- WISE
- District
- 9
- Operator
- SCHALK OIL COMPANY INC.
- Completed
- 1980-02-06
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