All official European Union website addresses are in the europa.eu domain.
See all EU institutions and bodiesTechnical report 1/2012
Overview of exceedances of EC ozone threshold values
for April–September 2011
EN PDF: TH-AK-12-001-EN-N - ISBN: 978-92-9213-276-7
- (current) Air pollution by ozone across Europe during summer 2011 - 19 March 2012