The map below automatically updates to show air quality conditions nationwide. The EPA's AirNow.gov site uses the index to provide the latest status for your area.

Check real-time air quality in Los Angeles with this interactive map. Get up-to-date AQI readings, pollution levels, and health recommendations for neighborhoods across LA, Orange, San Bernardino ...

In addition, residents can use AirNow, part of the U.S. Air Quality Index, and check local conditions by searching their ZIP Code. The page allows you to check air quality trends for locations.

The Air Quality Index (AQI) uses a color-coded system to inform the public about air quality levels. Fine particulate matter (PM2.5) is a dangerous pollutant that can cause serious health problems.

This interactive map provides current air quality levels and health recommendations at a neighborhood scale for the entire South Coast Air Quality Management District jurisdiction, which includes ...