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: 32.721139
Longitude: -117.161694

Site Elevation:
29.54 meters

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

Height Above Average Terrain:
17 meters, based on 8 radials.
(rounded from 17.22 m)

HAAT Along Each Radial:

Azimuth HAAT
0-35.37
45-52.78
90-38.5
13533.33
18061.64
22561.23
27051.62
31556.61