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: 35.081389
Longitude: -113.904833

Site Elevation:
2547.78 meters

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

Height Above Average Terrain:
-1490 meters, based on 8 radials.
(rounded from -1490.44 m)

HAAT Along Each Radial:

Azimuth HAAT
0-1468.48
45-1698.6
90-1470.94
135-1547.14
180-1834.59
225-1391.16
270-1209.67
315-1302.95