Various historical maps of Vantaa. For more information on the different maps, see the Descriptions of layers list. The material can be viewed on the city of Vantaa map service: You can find the levels in the map...

Aineisto muodostuu Turvatekniikan keskuksen (TUKES) määrittämistä mahdollisen ympäristöriskin aiheuttavista teollisuuslaitoksista. Laitoksille on määritetty ns. konsultaatiovyöhyke, joka kertoo laitoksen...

The dataset includes the water channels of Helsinki, i.e. rivers, streams, ditches, riverbeds and the pipelined sections of the biggest channels. The structure of the data follows the data model of the HSY...

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...

The prospective green and recreational network VISTRA includes the constituent parts of the Helsinki green and recreational network. These include the green fingers, the maritime blue palm, the green lines, the...

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 Espoo base map, which is the same data that is also used in the up-to-date 3D city model, shows all the important elements of design and construction, such as buildings, transport routes, terrain patterns,...

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...

The base map of Helsinki is a large-scale (1:500) map maintained by the Urban Environment Division’s City Survey Services and used as a basis for city planning and civil engineering. The base map serves as a map...

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 identifying the buildings with more than...

The material describes the heat loss from the roofs of Helsinki. Thermal radiation detected on the roofs of buildings is presented in 30 cm pixels. The roofs of Helsinki were photographed using a thermographic camera...

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 calculating the annual electricity production...

The register of public areas (YLRE) is a system of the Helsinki Urban Environment Division that contains information about the city’s street and green areas. The dataset is maintained for the use of the division and...

The City of Helsinki Urban Environment Division manages the city’s public areas and gives the necessary landowner’s consent for the land use of public areas (e.g. construction, installation of structures, events,...