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: 39.124444
Longitude: -74.765278

Site Elevation:
1.52 meters

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

Height Above Average Terrain:
116 meters, based on 8 radials.
(rounded from 116.19 m)

HAAT Along Each Radial:

Azimuth HAAT
0111.84
45117.79
90118.05
135117.99
180117.92
225113.89
270116.56
315115.5