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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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Traveler Information

Traffic Incidents Events

Traffic Incidents and Events

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

Live Cameras

Live Cameras

View the live traffic cameras from different locations around the state of Maryland

Interactive Mapping

Interactive Mapping

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

Local Weather Stations

Local Weather Stations

View current weather data from CHART System Weather Stations

Speed Sensor Data

Speed Sensor Data

View current traffic speeds from CHART system Speed Sensors.

Highway Message Signs

Highway Message Signs

View current highway advisory messages from CHART dynamic message signs.


Severe Weather Information

Severe Weather Information

View current data related to severe weather conditions.

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 Severe Weather Information