| Navaid Facility ID: | CKC |
| Official Navaid Facility ID: | CKC |
| Navaid Facility Type: | NDB |
| Navaid Name: | Cook County |
| City: | GRAND MARAIS |
| State: | MINNESOTA |
| FAA Region: | |
| Latitude: | 47-50-24.195N (47.8401) |
| Longitude: | 090-23-08.062W (-90.3856) |
| Lat/Long Survey Accuracy: | 1 second or better |
| Owner: | COOK COUNTY |
| Operator: | FEDERAL AVIATION ADMIN |
| Common System Usage: | Yes |
| Public Use: | Yes |
| Navaid Class: | MHW |
| Hours of Operation: | 24 |
| Magnetic Variance: | 2.7 W as of 9/30/2025 |
| ARTCC High Altitude ID (Name): | ZMP (MINNEAPOLIS) |
| ARTCC Low Altitude ID (Name): | ZMP (MINNEAPOLIS) |
| Navaid ID | Navaid Facility Type | Magnetic Variance | Airspace Fixes |
|---|---|---|---|
| CKC | NDB | 2.7 W | BYPOR MN - K3 |
| Navaid ID | Navaid Facility Type | Holding Patterns |
|---|---|---|
| CKC | NDB | COOK COUNTY NDB*MN, Pattern #: 1 |