Federal Office for the Environment FOEN

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.

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Natural water balance for the whole of Switzerland and important large catchment areas

Federal Office for the Environment FOEN
Environment

The water balance includes the main components of the water cycle. The FOEN calculates the water balance for Switzerland and its large river basins every year. The water balance...

Last updated: December 31, 2024
- XLS
- water
National priority species

Federal Office for the Environment FOEN
Environment

This publication presents the 2025 updated list of priority species at the national level. National priority is based on both the degree of threat at the national level and...

Last updated: July 14, 2025
- XLS
National priority species

Federal Office for the Environment FOEN
Environment

Die Liste der National Prioritären Lebensräume ergänzt die Liste der National Prioritären Arten. Die Priorität ergibt sich aus dem Gefährdungsgrad sowie der Verantwortung, welche...

Last updated: June 30, 2025
- XLS
Grosse Hochwasserabflüsse in der Schweiz

Federal Office for the Environment FOEN
Environment

Verzeichnis grosser Hochwasserabflüsse in schweizerischen Einzugsgebieten, zusammengestellt von der Scherrer AG im Auftrag des BAFU. Daten ab 1900, einzelne Werte von früher.

Last updated: December 7, 2018
- ODS
- high-water
Invasive alien plants - map of the potential area Cabomba caroliniana

Federal Office for the Environment FOEN
Regions and cities, Environment

The set of invasive alien plants shows the maps of the potential areas of 56 alien plants species present in Switzerland as well as some invasive species present in neighboring...

Last updated: April 2, 2015
- SERVICE
- WMS
- WMTS
- HTML
- environment
- fsdi-federal-spatial-data-infrastructure
Exceedance of critical loads for nitrogen

Federal Office for the Environment FOEN
Regions and cities, Environment

Excessive deposition of reactive nitrogen compounds (NO₂, NO₃⁻, HNO₃, NH₃, NH₄⁺) causes eutrophication (over-fertilisation) of sensitive ecosystems, contributes to soil...

Last updated: August 15, 2022
- SERVICE
- WMS
- WMTS
- HTML
- air
- pollutant
- air-pollutant
- atmospheric-conditions
- human-health-and-safety
- fsdi-federal-spatial-data-infrastructure
- e-geoch
- conservation-and-archiving-planning-aap---confederation
Precipitation sum April-August, period 2070-2099, Scenario RCP 8.5

Federal Office for the Environment FOEN
Regions and cities, Environment

The map shows the precipitation sum (in mm) for the months April to August calculated for the period 2070-2099. The precipitation anomalies of the climate scenario were added to...

Last updated: April 1, 2022
- WMS
- WMTS
- SERVICE
- HTML
- forestry
- storm-damage
- environmental-monitoring-facilities
- fsdi-federal-spatial-data-infrastructure
Invasive alien plants - map of the potential area N.N.

Federal Office for the Environment FOEN
Regions and cities, Environment

The set of invasive alien plants shows the maps of the potential areas of 56 alien plants species present in Switzerland as well as some invasive species present in neighboring...

Last updated: October 8, 2015
- SERVICE
- WMS
- WMTS
- HTML
- environment
- fsdi-federal-spatial-data-infrastructure
Alpine pastures protected by livestock guardian dogs

Federal Office for the Environment FOEN
Regions and cities, Environment

The return of large predators to Switzerland has led to the use of livestock guardian dogs on our alpine pastures. Herd guards are used to protect livestock against larger...

Last updated: January 5, 2025
- SERVICE
- WMS
- WMTS
- HTML
- API
- fsdi-federal-spatial-data-infrastructure
Amphibian migration conflicting with traffic

Federal Office for the Environment FOEN
Regions and cities, Environment

Since the mid-1950s, the number of amphibians being killed on roads has increased dramatically. Every year, hundreds of thousands of amphibians cross roads in Switzerland during...

Last updated: September 2, 2024
- SERVICE
- WMS
- WMTS
- GDB
- SHP
- HTML
- ZIP
- API
- transport
- environment
- amphibian
- crossing-place-for-animals
- transport-networks
- habitats-and-biotopes
- fsdi-federal-spatial-data-infrastructure
Seismic zones according to the SIA 261 standard

Federal Office for the Environment FOEN
Regions and cities, Environment

Map of seismic zones from the SIA 261 Standard “Actions on Structures” (2020). A design value is specified for the horizontal ground acceleration agd (in m/s2). This design value...

Last updated: March 30, 2011
- SERVICE
- WMS
- WMTS
- HTML
- natural-risk
- hazard-area
- earthquake
- natural-risk-zones
- fsdi-federal-spatial-data-infrastructure
- conservation-and-archiving-planning-aap---confederation
- hazard-map
Warning Forest Fire Danger

Federal Office for the Environment FOEN
Agriculture, fisheries, forestry and food, Regions and cities, Environment

The FOEN's forest fire danger warning contains the general daily forest fire danger based on meteorological data and the resulting forest fire indices.

Last updated: November 17, 2022
- HTML
- WMS
- SERVICE
- API
- forest-fire
- wood
- prevention-of-forest-fires
- natural-risk
- land-use
- fise-forest-information-system-for-europe
- fsdi-federal-spatial-data-infrastructure
Assessment of the Chemical Water Status: Ammonium

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...

Last updated: March 26, 2014
- SERVICE
- WMS
- HTML
- API
- environment
- fsdi-federal-spatial-data-infrastructure
- watercourse
Habitat Map of Switzerland

Federal Office for the Environment FOEN
Regions and cities, Environment

The dataset maps Swiss habitats according to the TypoCH classification ('Lebensräume der Schweiz', Delarze et al. 2015) area-wide, to at least the second level of detail of the...

Last updated:
- SERVICE
- HTML
- WMS
- WMTS
- API
- fsdi-federal-spatial-data-infrastructure
Map of potential permafrost distribution

Federal Office for the Environment FOEN
Regions and cities, Environment

The map shows the potential permafrost distribution in Switzerland based on modelling. In Switzerland, above 2400 metres the ground can be permanently frozen, depending on its...

Last updated: December 31, 2005
- SERVICE
- WMS
- WMTS
- HTML
- map-chart
- natural-risk
- permafrost-ecosystem
- natural-risk-zones
- fsdi-federal-spatial-data-infrastructure
- conservation-and-archiving-planning-aap---confederation
National Ecological Network (REN), dry habitat

Federal Office for the Environment FOEN
Regions and cities, Environment

The National Ecological Network (REN) was developed in close collaboration with cantonal authorities for the protec-tion of nature and landscapes. It issues a technical/sciencific...

Last updated: February 14, 2011
- SERVICE
- WMS
- WMTS
- HTML
- environment
- habitats-and-biotopes
- fsdi-federal-spatial-data-infrastructure
Overland flow map

Federal Office for the Environment FOEN
Regions and cities, Environment

The areas affected by overland flow were determined using a simplified method the over entire Switzerland and Liechtenstein. They were determined by modelling without any...

Last updated: February 9, 2023
- SERVICE
- WMS
- WMTS
- HTML
- flooding
- surface-runoff
- thunderstorm
- flood
- natural-risk-analysis
- danger-analysis
- rain
- natural-risk
- natural-hazard
- fsdi-federal-spatial-data-infrastructure
Ammonia Concentration

Federal Office for the Environment FOEN
Regions and cities, Environment

Ammonia can harm plants and animals and contributes to elevated nitrogen deposition. Critical levels for ammonia are established in the framework of the UNECE convention on...

Last updated: August 15, 2022
- SERVICE
- WMS
- WMTS
- HTML
- air-pollutant
- air
- pollutant
- atmospheric-conditions
- human-health-and-safety
- fsdi-federal-spatial-data-infrastructure
- e-geoch
- conservation-and-archiving-planning-aap---confederation
Assessment of the Chemical Water Status: Total Phosphorus

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
Water status monitoring stations CH

Federal Office for the Environment FOEN
Regions and cities, Environment

The data set represents the monitoring stations where the water status is recorded. The cantons are responsible for water protection enforcement, as they are for other...

Last updated: March 1, 2013
- SERVICE
- WMS
- WMTS
- HTML
- API
- environment
- human-health-and-safety
- environmental-monitoring-facilities
- fsdi-federal-spatial-data-infrastructure
- water

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236 datasets found

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