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: 38.745556
Longitude: -106.198611

Site Elevation:
3295.62 meters

Radiation Center Above Mean Sea Level (RCAMSL):
3317 meters

Height Above Average Terrain:
341 meters, based on 8 radials.
(rounded from 341.07 m)

HAAT Along Each Radial:

Azimuth HAAT
0701.04
45802.33
90853.75
135824.24
180163.37
225-130.3
270-405.21
315-80.65