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: 30.439639
Longitude: -84.291278

Site Elevation:
43.85 meters

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

Height Above Average Terrain:
-30 meters, based on 8 radials.
(rounded from -29.88 m)

HAAT Along Each Radial:

Azimuth HAAT
0-48.03
45-44.66
90-27.85
135-20.61
180-11.32
225-19.31
270-34.65
315-32.59