Air Quality in United States
Historical data and real-time monitoring
1
Events (30d)
1
Events (90d)
100.0
Avg Severity
Recent Events
criticalCS:26
Hazardous Air Quality (AQI 707)
Tri-Cities2026-05-131d ago42.0K exposed
criticalCS:14
Hazardous Air Quality (AQI 824)
Clifton2026-05-104d ago
criticalCS:26
Hazardous Air Quality (AQI 824)
Anacortes2026-04-1529d ago10.6K exposed
criticalCS:26
Hazardous Air Quality (AQI 824)
Anacortes2026-04-1529d ago10.6K exposed
criticalCS:14
Hazardous Air Quality (AQI 816)
Truckee2026-04-0638d ago