| Navaid Facility ID: | SJX |
| Official Navaid Facility ID: | SJX |
| Navaid Facility Type: | NDB |
| Navaid Name: | St James |
| City: | BEAVER ISLAND |
| State: | MICHIGAN |
| FAA Region: | |
| Latitude: | 45-41-35.680N (45.6932) |
| Longitude: | 085-33-30.816W (-85.5586) |
| Lat/Long Survey Accuracy: | 10 seconds |
| Owner: | BEAVER ISLAND ARPT COMM. |
| Operator: | COUNTY |
| Common System Usage: | Yes |
| Public Use: | Yes |
| Navaid Class: | MHW |
| Hours of Operation: | 24 |
| Magnetic Variance: | 6.3 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 | Remarks |
|---|---|---|
| SJX | NDB | NDB UNMONITORED. |