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: 32.249250
Longitude: -111.117056

Site Elevation:
1312.45 meters

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

Height Above Average Terrain:
-769 meters, based on 8 radials.
(rounded from -769.02 m)

HAAT Along Each Radial:

Azimuth HAAT
0-723.24
45-723.42
90-745.92
135-840.05
180-788.84
225-737.33
270-764.12
315-829.27