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: 45.167500
Longitude: -96.000861

Site Elevation:
313.96 meters

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

Height Above Average Terrain:
344 meters, based on 8 radials.
(rounded from 343.66 m)

HAAT Along Each Radial:

Azimuth HAAT
0335.48
45340.22
90343.89
135343.8
180348.51
225342.15
270350.9
315344.3