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: 32.660694
Longitude: -91.991250

Site Elevation:
28.39 meters

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

Height Above Average Terrain:
258.88 meters, based on 8 radials.

HAAT Along Each Radial:

Azimuth HAAT
0260.48
45246.81
90261.76
135261.5
180258.7
225261.57
270262.45
315257.73