Sources Used to Compile Traffic Data

Garmin incorporates an extensive data collection system that analyzes traffic flow data collected from more than two billion observation points every month. 

Sources include:

• Data from millions of Garmin device owners

• Data from millions of cellular phone owners

• Incident reports

• Radio feeds of live information

• News stations

• Historical traffic data from HERE^TM Traffic Supply

• Historical traffic data from Garmin device owners

• Fixed traffic sensors on major roads giving extremely accurate traffic reports

For more information, see the Garmin Traffic page.