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: 40.452722
Longitude: -111.943250

Site Elevation:
1478.99 meters

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

Height Above Average Terrain:
-1534 meters, based on 8 radials.
(rounded from -1533.67 m)

HAAT Along Each Radial:

Azimuth HAAT
0-1359.19
45-1406.93
90-1589.81
135-1380.35
180-1510.17
225-1643.76
270-1874.2
315-1504.94