Permits
1
Max Depth
11,300 ft
First Permit
2010-02-22
Latest Activity
2010-02-22
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
2011-03-13
Shut-In
—
Plugged
2022-02-18
EWA / Permit operator mismatch
Scheduling: COG OPERATING LLC ≠ Permit: E.G.L. RESOURCES, INC.
Resolved via: production → COG OPERATING LLC
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
2008-06
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 (5) Elevation 2,880 ft (GR)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LOWER SPRABERRY (Spraberry) | 8,570 ft | -5,690 ft |
| DEAN | 9,250 ft | -6,370 ft |
| UPPER WOLFCAMP (Wolfcamp) | 9,656 ft | -6,776 ft |
| MIDDLE WOLFCAMP (Wolfcamp) | 9,980 ft | -7,100 ft |
| LOWER WOLFCAMP (Wolfcamp) | 10,264 ft | -7,384 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 |
|---|---|
| 8,570–9,129 ft | Perforated |
| 9,250–9,413 ft | Perforated |
| 9,656–9,765 ft | Perforated |
| 9,980–10,126 ft | Perforated |
| 10,264–10,474 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 8.625" | 316 ft | 300 sx |
| 5.5" | 10,795 ft | 1,795 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
- 405
- Max Depth
- 11,300 ft
- Drill Type
- Vertical
- County
- MIDLAND
- District
- 8
- Operator
- COG OPERATING LLC
- Completed
- 2011-03-13
Operator
- Name
- COG OPER LLC
- Location
- MIDLAND
- P-5 Status
- X (filed 2026-06-02)
- Cum Oil (all leases)
- 645,285,792 bbl
- Cum Gas (all leases)
- 305,183,488 mcf
- Activities
- OPRS/G, OPRS/O
- Total Permits
- 4,550