Datasets
The data contains information on the extent of HSY’s stormwater sewerage area at property level. The stormwater sewerage area is based on Section 17 a of the Water Services Act. A property located in the stormwater...
The Sortti collection vehicles (earlier: touring collection vehicles) of the Helsinki Region Environmental Services Authority (HSY) tour every year in Espoo, Kauniainen, Helsinki, Vantaa and Kirkkonummi. The data...
Grid-based sum dataset on the number of jobs (full-time equivalents) and establishments in the Helsinki region. The dataset also contains information on the largest industries and personnel numbers. The data has been...
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 buffers tell the distance of the...
Completed apartments in 2020, 2021 and 2022 is dataset with point-shaped spatial information covering 14 municipalities in the Helsinki region (Espoo, Helsinki, Kauniainen, Vantaa, Hyvinkää, Järvenpää, Kerava,...
Urban weather model results of the URCLIM project. Data includes temperature at 2m high, moderate and strong heat stress during summer months and road weather for traffic and pedestrians during winter. Average daily...
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 been calculated for time spans of 5, 10...
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 Authority has collected geographic datasets...
City plans that were approved and came into force in 2020, 2021 and 2022 are a geographic dataset containing areal geometries. The data contains the delimitations of those city plans that indicate residential floor...
Map data that shows the amount of solar radiant energy calculated on the roofs of buildings in the Helsinki metropolitan area. The solar radiant energy has been modelled on roofs in pixels of 50 cm (kWh/m2/year) with...
HSY prepares an annual presentation on the maximum prices of lots applied in the Helsinki metropolitan area in housing production supported by the Housing Finance and Development Centre of Finland (ARA). The objective...
Land cover mapping of bare land in Helsinki Metropolitan Area using AI. The pixel values represent the probability that the pixel is bare land, and they range between 0 and 254. Pixel values above 127 can be...
Land cover mapping of impervious surfaces in Helsinki Metropolitan Area using AI. The pixel values represent the probability that the pixel is impervious, and they range between 0 and 254. Pixel values above 127 can...
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 (SeutuRAMAVA by block). The data...
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 annual limit value of nitrogen dioxide will...
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 and information on postal codes and...
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, Vantaa and Kauniainen. For Espoo, the...
Aerial orthoimages of the Helsinki metropolitan area from 2015 to 2023. The latest orthoimages of the Helsinki metropolitan area were acquired in June 2023. The ground sampling distance (GSD) is 5 cm/pixel. The...
The dataset provides the locations of public water posts in the Helsinki metropolitan area. City residents can freely fetch water from the water posts (e.g. fill their water bottles). The attribute data includes the...
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 (NO2) measured at these sites in...