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: 48.129694
Longitude: -96.186694

Site Elevation:
345.49 meters

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

Height Above Average Terrain:
53 meters, based on 8 radials.
(rounded from 52.67 m)

HAAT Along Each Radial:

Azimuth HAAT
048.56
4548.77
9047.75
13551.28
18060.12
22558.04
27056.47
31550.33