The Air quality Index (AQI) reflects the health concern and corresponds to the EPA's national pollutant standard.
AQI's higher than 100 generally mean air quality unhealthy for sensitive groups and an exceedance of the pollutant's standard.
The AQI below reflects ozone.
Air Quality
AQI
Unhealthy for
Sensitive Groups
100-149
Indicates the highest pollutant index from midnight until the time the page was last updated, changing when a new high
is reflected throughout the day.