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: 35.126806
Longitude: -79.395583

Site Elevation:
169.16 meters

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

Height Above Average Terrain:
92.24 meters, based on 8 radials.

HAAT Along Each Radial:

Azimuth HAAT
079.57
4598.88
9099.39
13596.45
180106.69
22599.32
27088
31569.61