# Alta Sierra Airport (09CL)

**Alta Sierra Airport** (FAA: 09CL) is a small airport in Grass Valley, California, United States. It has one runway, 2,834 ft (864 m) long, asphalt.

Web page: https://dromopedia.com/airports/09cl

## At a glance

- FAA: 09CL
- Type: Small airport
- Serves: Grass Valley, California, United States
- Elevation: 2,280 ft / 695 m
- Coordinates: 39.1138, -121.0570
- Runways: 1
- Longest runway: 2,834 ft / 864 m
- Time zone: UTC-8/-7 · America/Los_Angeles
- Wikidata: https://www.wikidata.org/wiki/Q49744884
- Weather station: KGOO
- Ident: 09CL

## Runways

| Ident | Length | Width | Surface | True headings | Lighted |
| --- | --- | --- | --- | --- | --- |
| 01/19 | 2,834 ft / 864 m | 50 ft / 15 m | Asphalt |  |  |

- 01/19 slopes 2.5%: threshold 01 at 2,207 ft / 673 m, threshold 19 at 2,280 ft / 695 m.

## Rankings

Ranked among 48,075 open airports; = marks a shared place.

| Measure | Value | World | Region | Country |
| --- | --- | --- | --- | --- |
| Longest runway | 2,834 ft / 864 m | =17,609 of 29,858 | #7,438 in North America | #6,287 in US |
| Elevation | 2,280 ft / 695 m | #7,702 of 43,403 | #3,585 in North America | #2,737 in US |
| Runways | 1 | =4,364 of 29,978 | =2,583 in North America | =2,326 in US |

## Radio frequencies

| Type | Description | MHz |
| --- | --- | --- |
| CTAF | CTAF | 122.900 |

## Nearby airports

- [KGOO](https://dromopedia.com/airports/kgoo.md) Nevada County Airport · 8.1 mi / 13 km
- [AUN](https://dromopedia.com/airports/kaun.md) Auburn Municipal Airport · 11 mi / 18 km
- [CA21](https://dromopedia.com/airports/ca21.md) Limberlost Ranch Airport · 11 mi / 18 km
- [CN86](https://dromopedia.com/airports/cn86.md) River Highlands Ranch Airport · 13 mi / 21 km
- [79CL](https://dromopedia.com/airports/79cl.md) Milhous Ranch Airport · 15 mi / 24 km
- [E36](https://dromopedia.com/airports/e36.md) Georgetown Airport · 17 mi / 27 km

## Sources

- [FAA NASR](https://www.faa.gov/air_traffic/flight_info/aeronav/aero_data/NASR_Subscription/): US airport data: FAA National Airspace System Resources (Public Domain (US Government))
- [NOAA Aviation Weather Center](https://aviationweather.gov/data/api/): Weather data: NOAA Aviation Weather Center (Public Domain (US Government))
- [OurAirports](https://ourairports.com/data/): Airport data from OurAirports (Public Domain)
- [Wikidata](https://www.wikidata.org): Structured data from Wikidata (CC0 1.0)
- [timezone-boundary-builder](https://github.com/evansiroky/timezone-boundary-builder): Time zone boundaries © OpenStreetMap contributors, timezone-boundary-builder (ODbL 1.0)
- Every figure with its source: https://dromopedia.com/airports/09cl/data