since 1 January 2005
since 1 January 2015
|Yearly average||40 µg/m3||25 µg/m3|
|Daily average (24-hour)
Allowed number of exceedences per year
„Air Quality Standards – Environment – European Commission“. Ec.europa.eu. Retrieved 1 February 2015.
Extremely High Levels of PM2.5: Steps to Reduce Your Exposure
The U.S. AQI does not include recommendations for PM2.5 levels above 500, but levels are sometimes worse (“beyond index”). What should I do?
Europe, Munich, Landshuter Allee