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: 36.697778
Longitude: -108.221194

Site Elevation:
1776.62 meters

Radiation Center Above Mean Sea Level (RCAMSL):
1824 meters

Height Above Average Terrain:
115 meters, based on 8 radials.
(rounded from 115.11 m)

HAAT Along Each Radial:

Azimuth HAAT
0168.65
45166.78
90163.11
13573.57
180-3.48
22553.11
270133.74
315165.38