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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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Assessment of the Chemical Water Status: Nitrate
Regions and cities, Environment
Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring station...
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Database of cross sections (CS) - surveyed sections
Regions and cities, Environment
The map shows the reaches of watercourses which are currently surveyed periodically under the leadership of the FOEN. They are usually surveyed every 10 years or after major flo...
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Hydrological study areas
Regions and cities, Environment
Since 1957 the hydrology division of the FOEN has operated a network of hydrological study areas aimed at observing long-term changes in the water regime within Switzerland’s mo...
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Assessment of the Chemical Water Status: Phosphate
Regions and cities, Environment
Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring station...
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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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Assessment of the Chemical Water Status: Nitrite
Regions and cities, Environment
Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring station...
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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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Windstorm: Gusts at return period 30 years
Regions and cities, Environment
The Windstorm Risk Maps show peak wind gusts and their dynamic pressure and the corresponding uncertainties. The maps provide a country-wide basis for the estimation of the regi...
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Assessment of the Biological Water Status: Fish
Regions and cities, Environment
Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring station...
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Assessment of the Biological Water Status: Macrophytes
Regions and cities, Environment
Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring station...
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Catchments in karst regions
Regions and cities, Environment
The Karst catchments layer depicts those areas where seepage water flows into a specific spring and feeds it. Catchments can occasionally overlap, namely where sections of them ...
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Interregional wildlife corridor
Regions and cities, Environment
First, known wildlife corridors were recorded from existing data at the cantonal level, and potential corridors were detected by GIS and then divided into wildlife corridors of ...
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Swiss National Park and parks of national importance (Perimeter)
Regions and cities, Environment
The dataset contains the protected area of the ‘Swiss National Park’, which is protected in accordance with the National Park Act of 19 December 1980 (SR454) as well as park pro...
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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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Assessment of the Chemical Water Status: Dissolved Organic Carbon (DOC)
Regions and cities, Environment
Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring station...
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Assessment of the Chemical Water Status: Total Phosphorus
Regions and cities, Environment
Within the National Surface Water Quality Monitoring Programme (NAWA), water quality is recorded jointly by the federal and cantonal authorities at around 100 monitoring station...
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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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swissEO NDVIz: Anomalie of NDVI
Agriculture, fisheries, forestry and food, Regions and cities, Environment
Map of the NDVI anomaly (Normalized Difference Vegetation Index), which represents vegetation vitality by comparing the current state with the reference period 1991–2020. The va...
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Aerial images swisstopo oblique
Regions and cities, Environment
The oblique aerial photos are a small part of the image collection of swisstopo. There are snapshots of small towns and photos of the atmosphere in the pre-alpine and alpine reg...
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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...