AQD - Exceedance Reason Submitted None Data Dictionary Vocabularies Eionet Data Dictionary Heavily trafficked urban centre Heavily trafficked urban centre Valid Data Dictionary Vocabularies Eionet Data Dictionary AQD - Exceedance Reason Transport of air pollution originating from sources outside the Member State Transport of air pollution originating from sources outside the Member State Valid Data Dictionary Vocabularies Eionet Data Dictionary AQD - Exceedance Reason Local petrol station Local petrol station Valid Data Dictionary Vocabularies Eionet Data Dictionary AQD - Exceedance Reason Parking facility Parking facility Valid Data Dictionary Vocabularies Eionet Data Dictionary AQD - Exceedance Reason Benzene storage Benzene storage Valid Data Dictionary Vocabularies Eionet Data Dictionary AQD - Exceedance Reason Favourable meteorological conditions for ozone formation Favourable meteorological conditions for ozone formation Valid Data Dictionary Vocabularies Eionet Data Dictionary AQD - Exceedance Reason Emissions due to public works and construction in the vicinity Emissions due to public works and construction in the vicinity Valid Data Dictionary Vocabularies Eionet Data Dictionary AQD - Exceedance Reason Proximity to a major road Proximity to a major road Valid Data Dictionary Vocabularies Eionet Data Dictionary AQD - Exceedance Reason Local industry including power production Local industry including power production Valid Data Dictionary Vocabularies Eionet Data Dictionary AQD - Exceedance Reason Quarrying or mining activities Quarrying or mining activities Valid Data Dictionary Vocabularies Eionet Data Dictionary AQD - Exceedance Reason Domestic heating Domestic heating Valid Data Dictionary Vocabularies Eionet Data Dictionary AQD - Exceedance Reason Accidental emission from industrial source Accidental emission from industrial source Valid Data Dictionary Vocabularies Eionet Data Dictionary AQD - Exceedance Reason Accidental emission from non-industrial source Accidental emission from non-industrial source Valid Data Dictionary Vocabularies Eionet Data Dictionary AQD - Exceedance Reason Natural source(s) or natural event(s) Natural source(s) or natural event(s) Valid Data Dictionary Vocabularies Eionet Data Dictionary AQD - Exceedance Reason Winter sanding of roads Winter sanding of roads Valid Data Dictionary Vocabularies Eionet Data Dictionary AQD - Exceedance Reason Other, please specify Other, please specify Valid Data Dictionary Vocabularies Eionet Data Dictionary AQD - Exceedance Reason Use of studded tyres Use of studded tyres during winter months. The road dust that studded tyres creates through wear of road surfaces collects on roads and can be resuspended in ambient air during dry conditions leading to elevated concentrations of coarse particulate matter. Valid Data Dictionary Vocabularies Eionet Data Dictionary AQD - Exceedance Reason