Open APIs Löydä kaikki pääkaupunkiseudun avoimet rajapinnat täältä! Submit Last created Popular Relevance Names in ascending order Names in descending order Last modified Go 24 datasets found Buildings in the Helsinki metropolitan area Buildings in the Helsinki metropolitan area has been published on the basis of data from the regional basic register maintained by HSY for the municipalities Helsinki, Espoo,... WMS WFS Carbon sink mapping of Helsinki metropolitan area Carbon Sink Mapping of Helsinki Metropolitan Area. The data contains a report (in Finnish) and a GIS dataset. The GIS dataset shows the carbon storage in both soil and... WMS WFS Real time air quality at HSY monitoring sites Map level shows real-time air quality as an index of air quality in the permanent and mobile measurement stations of the Helsinki Region Environmental Services (HSY). The... WMS WFS 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 Gross floor area of housing in new city plans for the Helsinki region 2016–2019 City plans that were approved and came into force in 2016–2019 are a geographic dataset containing areal geometries. The data contains the delimitations of those city plans that... WFS SHP TAB Housing production in the Helsinki region 2016-2019 Started and completed apartments in 2016-2019 is dataset with point-shaped spatial information covering 14 municipalities in the Helsinki region (Espoo, Helsinki, Kauniainen,... WFS SHP TAB Area where the annual limit value for nitrogen dioxide has been exceeded in the Helsinki metropolitan area The dataset shows the areas where the annual limit value for nitrogen dioxide (40 µg/m3) has exceeded or has been in danger of exceeding. In 2022 it was estimated that the... WFS WMS SHP 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 Housing production in the Helsinki region 2012-2015 The material contains location-specific data collected on a calendar year basis on housing production in the Helsinki region in 2012-2015. The data covers the 14 municipalities... WFS SHP TAB CSV Floor area of housing in new city plans for the Helsinki region 2012–2015 The material contains approved, legally valid and proposed city plans in the Helsinki region in 2012–2015 in geographic dataset. The Helsinki Region Environmental Services... SHP TAB CSV WFS WMS Helsinki region station area buffers The accessibility zones of the Helsinki region's train and metro stations indicate the distance between the stations as the crow flies and a network of light traffic. The circle... WFS WMS SHP Green roofs in the Helsinki metropolitan area The data includes current built green roofs, spontaneously created green roofs, and potential green roofs in the Helsinki metropolitan area. The material was produced by first... WFS WMS SHP Influence areas of stations in Helsinki region Influence areas of train and metro stations in the Helsinki region along the light traffic road network. Influence area refers to the area surrounding a station from which there... SHP TAB WFS Walking and bicycling travel time matrix for Helsinki Metropolitan Area metro and train stations Accessibility in terms of travel time to train and metro stations in the Helsinki metropolitan area by walking and cycling along light traffic routes. Accessibility zones have... WFS WMS SHP Night-time lighting of the Helsinki metropolitan area in satellite imagery Upward direct or reflected lighting (nW/cm2/sr) at night in the Helsinki metropolitan area. The images were taken in May 2014. The data was completed in the Decumanus project... WMS WFS SHP Helsinki region land cover dataset In the dataset, the land area is classified into impermeable surfaces such as streets and buildings, vegetation of different heights, open rock, and bare ground. It is used for... WFS WMS Photovoltaic potential in the Helsinki metropolitan area The data contains the photovoltaic production potential calculated per building, provided that the entire area suitable for solar panels is covered with solar panels. When... WFS WMS SHP 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 Helsinki metropolitan area Address Catalogue The regional address catalogue contains information about the addresses and place names of properties and plan units located in the area (so-called zero address). The... WMS WFS Building information grid of the Helsinki metropolitan area The building information grid contains grid-based data on the number, floor area and purpose of use of buildings as well as area density in the Helsinki metropolitan area. Data... WFS WMS SHP TAB KML 1 2 »