Air pollution by ozone across Europe during summer 2012 : overview of exceedances of EC ozone threshold values for April-September 2012

This report provides an evaluation of ground-level ozone pollution in Europe for April-September 2012, based on information submitted to the European Commission under Article 10(2)(a) in Directive 2002/3/EC of the European Parliament and of the Council of 12 February 2002 relating to ozone in ambient air (EC, 2002), replaced by Directive 2008/50/EC (EC, 2008). Since EU Member States have not yet finally validated the submitted data, the conclusions drawn in this report should be considered as preliminary.