| Navaid Facility ID: | SYA |
| Official Navaid Facility ID: | SYA |
| Navaid Facility Type: | VORTAC |
| Navaid Name: | Shemya |
| City: | SHEMYA |
| State: | ALASKA |
| FAA Region: | |
| Latitude: | 52-43-05.780N (52.7183) |
| Longitude: | 174-03-43.500E (174.0621) |
| Lat/Long Survey Accuracy: | 1 second or better |
| Owner: | US AIR FORCE |
| Operator: | US AIR FORCE |
| Common System Usage: | Yes |
| Public Use: | Yes |
| Navaid Class: | H-VORTACW |
| Hours of Operation: | 24 |
| Magnetic Variance: | 0.8 W as of 9/30/2025 |
| ARTCC High Altitude ID (Name): | ZAN (ANCHORAGE) |
| ARTCC Low Altitude ID (Name): | ZAN (ANCHORAGE) |
| Navaid ID | Navaid Facility Type | Remarks |
|---|---|---|
| SYA | VORTAC | VORTAC UNMON 0001-1400Z++ DLY/CONTINUOUS WKND-HOL. |
| SYA | VORTAC | TACAN AZM UNUSBL 289-029. |
| SYA | VORTAC | VOR UNUSBL 289-029. |
| SYA | VORTAC | DME UNUSBL 289-029; 035-045; 057-085 BYD 35 NM. |
| Navaid ID | Navaid Facility Type | Holding Patterns |
|---|---|---|
| SYA | VORTAC | EMLAW INT*AK*PA, Pattern #: 1 FOMDA INT*AK*PA, Pattern #: 1 GICHY INT*AK*PA, Pattern #: 1 |
| Navaid ID: | SYA |
| Navaid Facility Type: | |
| Air or Ground: | Ground |
| Bearing of Checkpoint: | 96 |
| Altitude: | |
| Airport ID: | SYA |
| State: | AK |
| Description: | 1.8 NM TWY IN FRONT OF TWR. |