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US Air Quality Index Maps

NOTE: Today's Maps are Unavailable Between Midnight and 4 AM EDT.

NOTE: Today's Maps are Unavailable Between Midnight and 4 AM EDT.

Michigan-Indiana-Ohio Area Air Quality Maps

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Key: AQI: Good (0 - 50) AQI: Moderate (51 - 100) AQI: Unhealthy for Sensitive Groups (101 - 150) AQI: Unhealthy (151 - 200) AQI: Very Unhealthy (201 - 300) AQI: Hazardous(301 - 500) Action DayAction Day
Yesterday's AQI Map Animation Animaged AQI GIF
Yesterday's Last AQI Map Current AQI Map
AQI Forecast AQI Forecast Map
Data and maps courtesy of US EPA AirNow