Dataset - Helsinki Region Infoshare

Elevation model of the City of Helsinki

Elevation model of the City of Helsinki. The resolution is 50 cm / pixel. Previewing the data in the kartta.hel.fi service: Elevation model (2021) Coordinate systems:...
- WCS
Concentrations of air pollutants in Uusimaa

Monthly and annual averages of air pollution, concentrations comparable to norms, maximum hour values and data on the temporal representativeness of measurements in Uusimaa.
- XLSX
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
Nature data of Espoo

Data related to Espoo’s nature and environment can be accessed through the city’s WFS and WMS geographic data interfaces. The datasets include nature reserves, traditional...
- WFS
- WMS
Helsinki and Tallinn nature trails

Citynature.eu offers an open REST API interface that can be used to utilise the information about nature trails from both Helsinki and Tallinn available on the site. The...
- JSON
Answers to Helsinki’s and Vantaa’s environment attitude survey

In spring 2017, the cities of Helsinki and Vantaa conducted a survey on residents’ perceptions and attitudes regarding the state of the environment, environmental protection and...
- CSV
- XLS
Helsinki Region Environmental Services Authority’s (HSY) energy and material balances and greenhouse gas emissions

The data contains information on the energy consumption, production and greenhouse gas emissions of the Helsinki Region Environmental Services Authority (HSY) in 2010-2023 as...
- XLSX
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
Traffic noise zones in Helsinki 2017

The data includes the results of the noise survey (in Finnish) completed in Helsinki in the summer of 2017. The noise mapping in accordance with the EU Environmental Noise...
- WMS
- WFS
Helsinki's nature information system

With the Nature Information System, you can get to know the diverse nature of Helsinki. The most important natural resources of the system are nature conservation sites,...
- WMS
- WFS
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
Air pollutant concentrations in the Helsinki metropolitan area

Monthly and annual averages of air pollutants in the Helsinki metropolitan area, concentrations comparable to standards, maximum hourly values and data on the temporal...
- XLSX
City of Helsinki environmental report

The City of Helsinki environment report is a joint report by the City Group that describes the implementation of the city's environmental objectives and the impact of its...
- XLSX
City of Helsinki environmental accounts

The City of Helsinki's environmental accounts are part of the city's environmental report. It describes the city's income, expenses and investments that have been generated...
- XLSX
Air quality indices in the Helsinki metropolitan area and Uusimaa

The material contains the air quality indices of HSY’s air quality monitoring sites on an hourly basis. The air quality index divides air quality into five different classes,...
- XLSX
Environmental permits in Helsinki

Environmental permits in the City of Helsinki. The Environmental Protection Act defines the activities that require an environmental permit. The Environmental Protection...
- XLSX
Traffic noise zones in Helsinki metropolitan area

The data includes traffic noise zones in the Helsinki metropolitan area (Helsinki, Espoo, Vantaa and Kauniainen). The dataset contains a breakdown of road and rail traffic noise...
- SHP

You can also access this registry using the API (see API docs).