| Navaid Facility ID: | MKR |
| Official Navaid Facility ID: | MKR |
| Navaid Facility Type: | NDB |
| Navaid Name: | Milk River |
| City: | GLASGOW |
| State: | MONTANA |
| FAA Region: | |
| Latitude: | 48-12-28.370N (48.2079) |
| Longitude: | 106-37-34.164W (-106.6262) |
| Lat/Long Survey Accuracy: | NOS |
| Owner: | CITY OF GLASGOW |
| Operator: | CITY OF GLASGOW |
| Common System Usage: | Yes |
| Public Use: | Yes |
| Navaid Class: | HW |
| Hours of Operation: | 24 |
| Magnetic Variance: | 9.4 E as of 9/30/2025 |
| ARTCC High Altitude ID (Name): | ZLC (SALT LAKE CITY) |
| ARTCC Low Altitude ID (Name): | ZLC (SALT LAKE CITY) |