HAAT Calculator & Elevation Finder

Calculate elevation and height above average terrain (HAAT) using the FCC's API.

NAD83 Latitude:
- ' " *

NAD83 Longitude:
- ' " *

Radiation Center Height:
meters   *

- Above Mean Sea Level (RCAMSL)
- Above Ground Level (RCAGL)

Number of Radials:

Terrain Database:

Legacy FCC30 terrain is not available through the FCC API. Use the FCC HAAT Calculator instead.

Station Class for ERP Check: (optional)

Decimal Coordinates:
Latitude: 41.897417
Longitude: -111.961889

Site Elevation:
1730.09 meters

Radiation Center Above Mean Sea Level (RCAMSL):
0 meters

Height Above Average Terrain:
-1422 meters, based on 8 radials.
(rounded from -1421.79 m)

HAAT Along Each Radial:

Azimuth HAAT
0-1376.83
45-1366.28
90-1422.44
135-1354.65
180-1359.67
225-1377.07
270-1579.9
315-1537.51