Open APIs

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• Domestic hazardous waste collection points in the Helsinki metropolitan area

  Helsinki Region Environmental Services (HSY) collects hazardous waste in Espoo, Helsinki, Kirkkonummi and Vantaa. The material includes hazardous waste collection points....

  • WMS
  • WFS
  • XLSX
  • SHP
  • TAB

• Address API of Uusimaa

  You can use the address interface of Uusimaa to search for official addresses and their coordinates for the entire Uusimaa region. The interface provides the coordinates, postal...

  • JSON
  • XML

• 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

• Water supply service area of Helsinki Region Environmental Services (HSY)

  In its area of operation, HSY provides for the distribution and sewage drainage of domestic water in accordance with the needs of community development. Within the water supply...

  • WFS
  • WMS
  • SHP
  • TAB

• ARA Lot price map

  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...

  • WFS
  • WMS
  • SHP
  • TAB

• HSY’s Sortti collection vehicles

  The Sortti collection vehicles (earlier: touring collection vehicles) of the Helsinki Region Environmental Services Authority (HSY) tour every year in Espoo, Kauniainen,...

  • WFS
  • WMS
  • XLSX
  • SHP

• Grid data on enterprises and establishments in the Helsinki region

  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...

  • WFS
  • WMS
  • SHP
  • TAB

• HSY’s stormwater sewerage area

  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....

  • WFS
  • WMS
  • SHP
  • TAB

• HSL Beacon API

  HSL Beacon API can be used to fetch a list of Bluetooth beacons that have been installed to stops and vehicles in HSL area. Beacon data can be combined with data from journey...

  • JSON

• HSL OpenMaaS sales API

  HSL OpenMaaS is an open-for-all ticket sales interface for acquiring HSL mobile tickets. The goal is to have all HSL’s mobile ticket products available via this API. The...

  • JSON

• Number of cyclists in Helsinki Region

  Statistics on the number of cyclists in Helsinki Region in 2013-2018. Data is collected by Helsinki region's municipalities and harmonized by Helsinki Region Transport (HSL)....

  • SHP
  • KML
  • CSV
  • GEOJSON
  • GEOSERVICE

• 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

• Orthophotos of the Helsinki metropolitan area

  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...

  • WMTS
  • WMS

• 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

• Amount of solar radiant energy on the roofs in the Helsinki Metropolitan Area

  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...

  • WMS

• 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

• Guide Map of Helsinki Metropolitan Area

  The guide map of the Helsinki Metropolitan Area is a map of the area with a generalised documentation technique, produced to assist in positioning and guidance. The guide map is...

  • TIFF
  • WMS

• 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