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: 32.022667
Longitude: -97.058333

Site Elevation:
246.76 meters

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

Height Above Average Terrain:
175 meters, based on 8 radials.
(rounded from 174.86 m)

HAAT Along Each Radial:

Azimuth HAAT
0128.46
45172.85
90194.1
135191.14
180162.52
225187.35
270183.81
315178.69