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: 42.637528
Longitude: -78.768333

Site Elevation:
441.33 meters

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

Height Above Average Terrain:
219 meters, based on 8 radials.
(rounded from 218.81 m)

HAAT Along Each Radial:

Azimuth HAAT
0300.42
45207.12
90126.01
135193.97
180139.02
225204.15
270275.02
315304.77