Open APIs Löydä kaikki pääkaupunkiseudun avoimet rajapinnat täältä! Submit Last Created Popular Relevance Name Ascending Name Descending Last Modified Go 4 datasets found Lot reserve in the Helsinki Metropolitan Area per block (SeutuRAMAVA) The dataset contains information on valid city plans in the Helsinki metropolitan area (Espoo, Helsinki, Kauniainen, Vantaa) in floor square metres, summed up at the block level... WFS WMS SHP TAB KML XLSX Air quality monitoring sites and annual nitrogen dioxide (NO2) averages in the Helsinki metropolitan area Monitoring site data includes permanent monitoring sites, mobile monitoring sites and passive samplers, as well as the annual average concentrations (μg/m3) of nitrogen dioxide... WFS WMS XLSX SHP TAB Helsinki metropolitan postal code areas The postal code areas of Helsinki metropolitan area has been produced at HSY together with the cities of Helsinki, Espoo and Vantaa. The data contains precise area boundaries... WFS WMS SHP TAB XLSX KML Lot reserve in the Helsinki Metropolitan Area (SeutuRAMAVA) SeutuRAMAVA contains data on lot reserve based on the reserve of legally valid city plans in the Helsinki metropolitan area. The data has been calculated for the data by... WFS SHP TAB KML XLSX CSV