Covelo, California
O09 Round Valley
Round Valley (O09) is a non-towered, public-use airport in Covelo, California, at 1,434 ft MSL. Its runway is 10/28 (3,670 by 60 ft, asphalt). Right traffic for runway 28. Published pattern altitude 800 ft AGL (about 2,234 ft MSL). CTAF 122.8.
FAA NASR data effective Oct 29, 2026. Not for navigation; verify with current FAA charts and the Chart Supplement.
Airport
At a glance
- Identifiers
- FAA O09
- Location
- Covelo, California (Mendocino County). 1 NM SW of the city center
- Elevation
- 1,434 ft MSL
- Position
- 39.7905° N, 123.2663° W
- Pattern altitude
- 800 ft AGL
- Control tower
- No, non-towered
- Sectional chart
- San Francisco
- Magnetic variation
- 17° E (1985)
- Fuel
- 100LL
- Ownership
- Publicly owned, open to the public
- Attendance
- Unattended
1 runway
Runways
| Runway | Length × width | Surface | Edge lights |
|---|---|---|---|
| 10/28 | 3,670 × 60 ft | Asphalt, excellent condition | Medium intensity |
Runway ends and traffic pattern
| End | Pattern | Glide slope lights | Instrument | Displaced threshold | Landing distance |
|---|---|---|---|---|---|
| 10 | Left traffic | None listed | None listed | 210 ft | Not listed |
| 28 | Right traffic | None listed | None listed | 270 ft | Not listed |
VHF
Frequencies
- CTAF
- 122.8
- UNICOM
- 122.8
Before you go
Brief O09 in Ascent EFB.
Current weather, NOTAMs and the airport diagram for Round Valley, in the app on iPhone and iPad.
Not for navigation. Verify with current FAA charts and the Chart Supplement before flight.
Source: FAA NASR 28-day subscription, cycle effective Oct 29, 2026. Airport data changes every 28 days and NOTAMs can override it at any time.