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: 32.795861
Longitude: -117.133083

Site Elevation:
112.14 meters

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

Height Above Average Terrain:
25 meters, based on 8 radials.
(rounded from 24.52 m)

HAAT Along Each Radial:

Azimuth HAAT
0-7.36
45-72.58
90-33.53
13510.23
18077.3
225103.47
27096.9
31521.7