Interactive map: Air quality for the Baltimore region and the rest of Maryland and U.S.

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For the second time this month the Baltimore area and other Maryland communities are dealing with consecutive days of poor air quality caused by smoke from Canadian wildfires. In the map below view recent Air Quality Index reports from across the United States.

Air Quality Index across the U.S.

This map shows the AQI for fine particulate matter (PM2.5)

Source: AirNow