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: 42.625361
Longitude: -74.010139

Site Elevation:
539.53 meters

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

Height Above Average Terrain:
370 meters, based on 8 radials.
(rounded from 370.4 m)

HAAT Along Each Radial:

Azimuth HAAT
0500.21
45530.2
90535.75
135462.74
180241.61
225159.75
270288.28
315244.67