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: 32.677917
Longitude: -93.925194

Site Elevation:
74.95 meters

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

Height Above Average Terrain:
288 meters, based on 8 radials.
(rounded from 287.6 m)

HAAT Along Each Radial:

Azimuth HAAT
0290.7
45296.35
90298.95
135288.72
180276.38
225266.48
270289.43
315293.8