42-077-33481
Final CompletionMAYO UNIT NO.1
CLAY County · District 9 · COBRA OIL & GAS CORPORATION · JOY NORTHEAST (ELLENBURGER)
Permits
1
Max Depth
6,100 ft
First Permit
1984-08-08
Latest Activity
1984-08-08
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1984-09-13
Shut-In
—
Plugged
2021-05-14
EWA / Production operator mismatch
Scheduling: COBRA OIL & GAS CORPORATION ≠ Production: SPRAGINS, ED (reported 2019-02)
Resolved via: scheduling → COBRA OIL & GAS CORPORATION
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
2021-06
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (2) Elevation 1,085 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LOWER CADDO (Caddo) | 5,635 ft | -4,550 ft |
| ELLENBURGER | 5,815 ft | -4,730 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 |
|---|---|
| 5,854–5,864 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 334 ft | 250 sx |
| 4.5" | 6,014 ft | 150 sx |
Permit History (1)
Applications (2)
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
- 2
- Max Depth
- 6,100 ft
- Drill Type
- Vertical
- County
- CLAY
- District
- 9
- Operator
- COBRA OIL & GAS CORPORATION
- Completed
- 1984-09-13
Operator
- Location
- WICHITA FAL, LS
- P-5 Status
- X (filed 2026-03-18)
- Cum Oil (all leases)
- 20,073,588 bbl
- Cum Gas (all leases)
- 30,503,954 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 778