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: 40.855500
Longitude: -111.480750

Site Elevation:
2836.39 meters

Radiation Center Above Mean Sea Level (RCAMSL):
2825 meters

Height Above Average Terrain:
779 meters, based on 8 radials.
(rounded from 779.17 m)

HAAT Along Each Radial:

Azimuth HAAT
0825.88
45897.57
90760.3
135848.37
180706.38
225641.45
270722.6
315830.81