| Navaid Facility ID: | SA |
| Official Navaid Facility ID: | SA |
| Navaid Facility Type: | NDB |
| Navaid Name: | Mavis |
| City: | SAVANNAH |
| State: | GEORGIA |
| FAA Region: | |
| Latitude: | 32-07-47.439N (32.1298) |
| Longitude: | 081-19-53.464W (-81.3315) |
| Lat/Long Survey Accuracy: | |
| Owner: | FEDERAL AVIATION ADMINISTRATION |
| Operator: | FEDERAL AVIATION ADMINISTRATION |
| Common System Usage: | No |
| Public Use: | Yes |
| Navaid Class: | LOMW |
| Hours of Operation: | 24 |
| Magnetic Variance: | 7.3 W as of 9/30/2025 |
| ARTCC High Altitude ID (Name): | ZJX (JACKSONVILLE) |
| ARTCC Low Altitude ID (Name): | ZJX (JACKSONVILLE) |