Hoopa, California
O21 Hoopa
Hoopa (O21) is a non-towered, public-use airport in Hoopa, California, at 356 ft MSL. Its runway is 14/32 (2,325 by 50 ft, asphalt). Right traffic for runways 14, 32. Published pattern altitude 800 ft AGL (about 1,156 ft MSL). CTAF 122.9.
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 O21
- Location
- Hoopa, California (Humboldt County). 1 NM SE of the city center
- Elevation
- 356 ft MSL
- Position
- 41.0415° N, 123.6678° W
- Pattern altitude
- 800 ft AGL
- Control tower
- No, non-towered
- Sectional chart
- Klamath Falls
- Magnetic variation
- 17° E (1985)
- Ownership
- Publicly owned, open to the public
- Attendance
- Unattended
1 runway
Runways
| Runway | Length × width | Surface | Edge lights |
|---|---|---|---|
| 14/32 | 2,325 × 50 ft | Asphalt, fair condition | Not listed |
Runway ends and traffic pattern
| End | Pattern | Glide slope lights | Instrument | Displaced threshold | Landing distance |
|---|---|---|---|---|---|
| 14 | Right traffic | None listed | None listed | 80 ft | Not listed |
| 32 | Right traffic | None listed | None listed | 80 ft | Not listed |
VHF
Frequencies
- CTAF
- 122.9
Before you go
Brief O21 in Ascent EFB.
Current weather, NOTAMs and the airport diagram for Hoopa, 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.