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: 39.376111
Longitude: -103.695222

Site Elevation:
1762.98 meters

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

Height Above Average Terrain:
-1699 meters, based on 8 radials.
(rounded from -1698.72 m)

HAAT Along Each Radial:

Azimuth HAAT
0-1661.85
45-1700.83
90-1705.06
135-1707.71
180-1659.32
225-1705.95
270-1765.98
315-1683.05