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Maryland Department of Transportation Coordinated Highways Action Response Team

Welcome to Maryland 511 and CHARTWeb!

CHART Web is Maryland's official 511 Traveler Information service. Maryland 511 provides travelers with reliable, current traffic and road closure information, as well as weather related traffic events and conditions. MD 511 helps motorists reach their destination in the most safe and efficient manner when traveling in Maryland.

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Traffic Incidents and Events View reported traffic incidents, weather road closures, active construction and maintenance closures information

Live Traffic Cameras View live traffic cameras throughout Maryland right in your browser.

Interactive Map View live Maryland roadway conditions through our Interactive GIS Mapping Application.

Local Weather Stations View current weather data from CHART System Weather Stations

Speed Sensor Data View current traffic speeds from CHART system Speed Sensors.

Highway Message Signs View current highway advisory messages from CHART dynamic message signs.

Severe Weather Information

View current data related to severe weather conditions.