| Navaid Facility ID: | MY |
| Official Navaid Facility ID: | MY |
| Navaid Facility Type: | NDB |
| Navaid Name: | Halow |
| City: | MARYSVILLE |
| State: | CALIFORNIA |
| FAA Region: | |
| Latitude: | 39-10-09.809N (39.1694) |
| Longitude: | 121-36-35.481W (-121.6099) |
| Lat/Long Survey Accuracy: | 1 second or better |
| Owner: | FEDERAL AVIATION ADMIN |
| Operator: | FEDERAL AVIATION ADMIN |
| Common System Usage: | Yes |
| Public Use: | Yes |
| Navaid Class: | MHW/LOM |
| Hours of Operation: | 24 |
| Magnetic Variance: | 13.1 E as of 4/16/2025 |
| ARTCC High Altitude ID (Name): | ZOA (OAKLAND) |
| ARTCC Low Altitude ID (Name): | ZOA (OAKLAND) |
| Navaid ID | Navaid Facility Type | Remarks |
|---|---|---|
| MY | NDB | NDB UNMONITORED. |