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Map of seismic subsoil categories according to the standard SIA 261
Regions and cities, Environment
The site class is a required indication to determine the seismic action for a structure according to the building code SIA 261. The maps of site classes are indicative maps and ...
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Federal Inventory of Mire Landscapes of Particular Beauty and National Significance
Regions and cities, Environment
Mire landscapes are essentially semi-natural landscapes shaped by mires that are also home to other noteworthy natural and cultural elements. They are the last remaining habitat...
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Biogeographical regions of Switzerland (CH)
Regions and cities, Environment
The basis for establishing the biogeographical regions (in 6 or 12 classes) were the homogeneous surfaces of the river basins, where relevant and adequately extensive species in...
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Strahler stream order
Regions and cities, Environment
The stream order according to Strahler specifies the degree of branching of a hydrographic network. It forms the basis for morphological studies and descriptions of a watercours...
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Federal Inventory of Fens of National Importance
Regions and cities, Environment
Fens are vestiges of earlier natural and cultural landscapes and are in sharp decline. They are home to highly-adapted symbiotic communities of plants and animals that include a...
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Federal Inventory of Reserves for Waterbirds and Migratory Birds of...
Regions and cities, Environment
Switzerland is especially important as a wintering and resting site for various migratory waterbirds. As a result, in 1974 the Federal Council signed a convention on watercourse...
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Mapping of Floodplains of National Importance
Agriculture, fisheries, forestry and food, Regions and cities, Environment
In order to give cantons the option of taking the protection of floodplains of probable national importance into their own hands as quickly as possible, the Swiss Agency for the...
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Federal Inventory of Floodplains of National Importance
Regions and cities, Environment
Floodplains, namely natural habitats in the flood zones of watercourses, are in decline. The scientific inventory of floodplains was commissioned by the FDHA in May 1981 and com...
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Federal Inventory of Hunting Ban Reserves
Regions and cities, Environment
Federal hunting bans have existed since 1875 and served the purpose of raising the populations of chamois, red deer and roe deer as well as ibex (cloven-hoofed game), which had ...
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Federal Inventory of Dry Grasslands of National Importance (DGS)
Regions and cities, Environment
Dry grasslands are habitats with a wide variety of species that are marked by agricultural use. In accordance with the Federal Act on Protecting Nature and Cultural Heritage, th...
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Federal Inventory of Raised and Transition Bogs of National Importance
Regions and cities, Environment
Raised bogs are some of the most susceptible habitats in Switzerland and are in sharp decline. Today, between 10% and 20% of the original stocks still exist. The scientific inve...
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Perimeters of existing spectral micro-zoning studies
Regions and cities, Environment
Perimeters for which a spectral seismic micro-zonation study is available with links to further information. The amplification of seismic waves through the local geology is mode...
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Swiss Pollutant Release and Transfer Register (SwissPRTR)
Regions and cities, Environment
SwissPRTR is the publicly accessible Swiss Pollutant Release and Transfer Register. It provides information about releases of pollutants and transfers of wastes from facilities ...
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Federal Inventory of Floodplains of National Importance - Appendix 2
Regions and cities, Environment
Floodplains, namely natural habitats in the flood zones of watercourses, are in decline. The scientific inventory of floodplains was commissioned by the FDHA in May 1981 and com...
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Federal Inventory of Landscapes and Natural Monuments
Regions and cities, Environment
Article 5 of the Federal Act of 1 July 1966 on the Protection of Nature and Cultural Heritage (NCHA) orders the Federal Council to compile inventories of sites of national impor...
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Hydrogeological map of Switzerland 1:100000
Regions and cities, Environment
Published by the Federal Office for the Environment FOEN, the specialist office of the Swiss Geological Survey responsible for hydrogeology.The hydrogeological map 1:100,000 sho...
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Ramsar sites in Switzerland
Regions and cities, Environment
To protect wetlands, particularly because they are habitats for waterbirds and migratory birds, an international convention was signed in 1971 in Ramsar, Iran. Switzerland ratif...
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Aerial Images swisstopo b / w
Regions and cities, Environment
The aerial imagery catalogue of swisstopo includes several hundred thousand analogue aerial photographs (in colour, infrared, or black and white). They are represented by the ce...
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Official index of cities and towns including postal codes and perimeter
Regions and cities, Environment
In Article 24 of the regulations governing geographic names (GeoNV), the Federal Office of Topography (swisstopo) is commissioned to establish, administer and publish the new of...
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Natural stones on buildings
Regions and cities, Environment
This dataset shows the use of stone in the construction of over 4,000 buildings in Switzerland. The data was collected by Francis de Quervain between 1954 and 1983. Over the pas...
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Topographical Map (Dufour Map)
Regions and cities, Environment
The first official map of Switzerland. First issued between 1844 and 1864, updated up to 1939. 25 sheets. Map format: 70 x 48 cm = 3360 km2. Representation of the terrain: Shade...
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Crushed-rock aggregates
Regions and cities, Environment
This dataset shows the extraction and production sites of crushed-rock aggregates in Switzerland (in operation or decommissioned). Together with natural, uncrushed-rock aggregat...
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Inclination Map of Switzerland 1:500000
Regions and cities, Environment
Geomagnetic maps are the result of measurements of total intensity, declination and inclination. The inclination is the angle formed by the orientation of the magnetic field rel...
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Lithological-petrographic map of Switzerland 1:200000
Regions and cities, Environment
The Lithological-petrographic map of Switzerland 1:200,000 provides an overview of the subsurface classified according to lithological-petrographic criteria. The legend is desig...
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Geothermal Map of Switzerland 1:500000
Regions and cities, Environment
The geothermal map shows the thermal energy that is produced in the subsurface and traverses the Earth's surface within an area of 1 m2 (mW/m2). The heat flow data is calculated...