 | Airports: United States: Alta Sierra Airport | |
| Airport name: | Alta Sierra Airport |
| Airport code (ICAO): | 09CL |
| Latitude: | 39.1138 |
| Longitude: | -121.0570 |
| Height above sea: | 2275 ft / 693 m |
| Country: | United States - North America |
| Region: | California |
| City: | Grass Valley |
| Airlines scheduled services: | no |