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: 36.013639
Longitude: -106.844750

Site Elevation:
2922.34 meters

Radiation Center Above Mean Sea Level (RCAMSL):
2954 meters

Height Above Average Terrain:
354 meters, based on 8 radials.
(rounded from 354.13 m)

HAAT Along Each Radial:

Azimuth HAAT
0-98.15
4588.65
90220.48
135389.55
180222.61
225734.51
270724.92
315550.46