The federal environmental authority. It is responsible for ensuring that natural resources are used sustainably, that the public is protected against natural hazards, and that the environment is protected from unacceptable adverse impacts.

64 datasets found

  • Groundwater bodies of Switzerland

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    The groundwater bodies layer shows a simplified and comprehensive breakdown of hydrogeological overview units for Switzerland. The groundwater bodies here have not been developed...

    Last updated: April 25, 2017

    • SERVICE
    • WMS
    • WMTS
    • HTML
    • API
    • environment
    • groundwater
    • groundwater
    • hydrogeology
    • fsdi-federal-spatial-data-infrastructure
    • water
  • Cantonal & private gauging stations (HADES 5.1.2)

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    This set of data represents the locations of hydrometric gauging stations belonging to cantons (data source: “KANTON”) and private owners (data source: “HADES”). The data was...

    Last updated: January 1, 2003

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    • WMTS
    • WMS
    • HTML
    • API
    • fsdi-federal-spatial-data-infrastructure
    • water-geographic
    • gewiss
  • Map of seismic subsoil categories according to the standard SIA 261

    Federal Office for the Environment FOEN
    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 are...

    Last updated: August 13, 2025

    • SERVICE
    • WMTS
    • WMS
    • HTML
    • API
    • microzonation
    • conservation-and-archiving-planning-aap---confederation
    • earthquake
    • natural-risk-zones
    • fsdi-federal-spatial-data-infrastructure
  • Floodplains outside of the federal inventary

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    Of all the floodplains mapped throughout Switzerland, the objects which have not been included in the federal inventory have been compiled in this dataset. A distinction has been...

    Last updated: November 1, 2017

    • SERVICE
    • WMS
    • WMTS
    • HTML
    • API
    • environment
    • habitats-and-biotopes
    • protected-sites
    • e-geoch
    • biodiversity
    • federal-inventory
    • fsdi-federal-spatial-data-infrastructure
    • air-hygiene
    • biodiversity
    • federal-inventory
  • Percentage of stocking along rivers

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    Vegetation performs important functions. It provides shade for rivers, thus reducing peak water temperatures. In the context of global warming, this is increasingly important....

    Last updated: October 7, 2022

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    • WMS
    • WMTS
    • API
    • HTML
    • environment
    • environmental-monitoring-facilities
    • fsdi-federal-spatial-data-infrastructure
  • Federal Inventory of Dry Grasslands of National Importance - Addendum 2

    Federal Office for the Environment FOEN
    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, the...

    Last updated: December 1, 2025

    • SERVICE
    • WMS
    • WMTS
    • HTML
    • API
    • inventory
    • biotope
    • arid-land
    • protected-sites
    • habitats-and-biotopes
    • fsdi-federal-spatial-data-infrastructure
    • federal-inventory
    • biodiversity
  • Windstorm: Dynamic Pressure at return period 100 years

    Federal Office for the Environment FOEN
    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...

    Last updated: November 7, 2014

    • SERVICE
    • WMS
    • WMTS
    • HTML
    • API
    • natural-risk
    • air-movement
    • wind
    • storm
    • natural-risk-analysis
    • fsdi-federal-spatial-data-infrastructure
  • Windstorm: Dynamic Pressure at return period 300 years

    Federal Office for the Environment FOEN
    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...

    Last updated: November 7, 2014

    • SERVICE
    • WMS
    • WMTS
    • HTML
    • API
    • natural-risk
    • natural-risk-analysis
    • air-movement
    • wind
    • storm
    • fsdi-federal-spatial-data-infrastructure
  • Bathing water quality

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    Assessment of bathing water quality is carried out on the basis of cantonal water monitoring data relating to the hygienic parameters E. coli and intestinal enterococci (faecal...

    Last updated: December 31, 2024

    • SERVICE
    • WMS
    • WMTS
    • HTML
    • API
    • RDF XML
    • fsdi-federal-spatial-data-infrastructure
    • gewiss
  • Emerald sites

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    The Emerald Network is a Europeanwide network that seeks to protect endangered animal and plant species and natural habitats listed in the Bern Convention. To obtain Emerald...

    Last updated: September 17, 2009

    • SERVICE
    • WMS
    • WMTS
    • HTML
    • API
    • biotope
    • habitats-and-biotopes
    • protected-sites
    • fsdi-federal-spatial-data-infrastructure
  • Basis for determining Q347 flow rate

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    The Water Protection Act specifies how appropriate residual flows can be determined. This applies to new water withdrawals and also to existing withdrawals for which concessions...

    Last updated: January 1, 2000

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    • WMTS
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    • water-geographic
    • fsdi-federal-spatial-data-infrastructure
  • Estimation of direct CO₂ emissions based on heat demand according to SIA standard 380/1 (2016)

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    The Swiss building stock is responsible for around a quarter of CO2 emissions. Reductions in this area are key to achieving the climate targets.

    The map "CO2 Emissions...

    Last updated: September 9, 2022

    • WMS
    • WMTS
    • API
    • SERVICE
    • HTML
    • environment
    • fsdi-federal-spatial-data-infrastructure
    • climate
  • Topographical catchment areas of Swiss waterbodies 40 km²

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    The "40 km² catchment areas" data set is one of four possible aggregation levels for the "Topographical catchment areas of Swiss waterbodies" geodata set. It consists of a...

    Last updated: July 1, 2010

    • SERVICE
    • API
    • WMS
    • WMTS
    • HTML
    • environmental-monitoring-facilities
    • hydrography
    • fsdi-federal-spatial-data-infrastructure
  • HQStat flood statistics

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    Data on flood events is managed and statistically evaluated by the FOEN; the findings are made available in the form of result sheets. A systematic statistical evaluation of flood...

    Last updated: January 1, 2014

    • SERVICE
    • WMS
    • WMTS
    • HTML
    • API
    • gewiss
    • water-geographic
    • fsdi-federal-spatial-data-infrastructure
  • Hydrological study areas

    Federal Office for the Environment FOEN
    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 most...

    Last updated: January 1, 2013

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    • WMS
    • WMTS
    • HTML
    • API
    • gewiss
    • water-geographic
    • fsdi-federal-spatial-data-infrastructure
  • Biogeographical regions of Switzerland (CH)

    Federal Office for the Environment FOEN
    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...

    Last updated: March 2, 2004

    • SERVICE
    • WMS
    • WMTS
    • HTML
    • API
    • conservation-and-archiving-planning-aap---confederation
    • nature-conservation
    • flora-biology
    • fauna
    • bio-geographical-regions
    • fsdi-federal-spatial-data-infrastructure
  • Windstorm: Gusts at return period 300 years

    Federal Office for the Environment FOEN
    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...

    Last updated: November 7, 2014

    • SERVICE
    • WMS
    • WMTS
    • HTML
    • API
    • natural-risk-analysis
    • natural-risk
    • wind
    • air-movement
    • storm
    • fsdi-federal-spatial-data-infrastructure
  • Interregional wildlife corridor

    Federal Office for the Environment FOEN
    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...

    Last updated: February 1, 2025

    • SERVICE
    • WMS
    • WMTS
    • HTML
    • API
    • fauna
    • wild-animal
    • biotope-network
    • habitats-and-biotopes
    • environmental-monitoring-facilities
    • fsdi-federal-spatial-data-infrastructure
  • Assessment of the Chemical Water Status: Nitrate

    Federal Office for the Environment FOEN
    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 stations....

    Last updated: March 26, 2014

    • SERVICE
    • WMS
    • HTML
    • API
    • environment
    • fsdi-federal-spatial-data-infrastructure
    • watercourse
  • NQStat low-flow statistics

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    A wide variety of parameters may be used to describe low-flow events. The FOEN Hydrology Division's low-flow statistics are based on the recommendations of the German Association...

    Last updated: January 1, 2008

    • SERVICE
    • WMS
    • WMTS
    • HTML
    • API
    • gewiss
    • fsdi-federal-spatial-data-infrastructure