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.

357 datasets found

  • 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
    • surface-runoff
    • thunderstorm
    • flooding
    • flood
    • natural-risk-analysis
    • natural-hazard
    • rain
    • danger-analysis
    • natural-risk
    • fsdi-federal-spatial-data-infrastructure
  • Forest fire danger

    Federal Office for the Environment FOEN
    Agriculture, fisheries, forestry and food, 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: January 19, 2026

    • SPARQL
    • HTML
  • Invasive alien plants - map of the potential area Lonicera henryi

    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
  • Forest fire prevention measures

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

    Contains the forest fire prevention measures currently in force in the cantons.

    Last updated: January 4, 2026

    • SPARQL
    • HTML
  • Windstorm: Dynamic Pressure at return period 30 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
    • air-movement
    • wind
    • storm
    • fsdi-federal-spatial-data-infrastructure
  • Windstorm: Gusts at return period 30 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
    • storm
    • wind
    • air-movement
    • natural-risk
    • natural-risk-analysis
    • fsdi-federal-spatial-data-infrastructure
  • Current drought situation in Switzerland

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    The map shows the combined drought index for each region. This index summarises in one value the various factors affecting drought: precipitation, modelled soil moisture and...

    Last updated: November 25, 2024

    • SERVICE
    • API
    • HTML
    • lake
    • atmospheric-precipitation
    • agriculture
    • flowing-water
    • hydrology
    • water-geographic
    • fsdi-federal-spatial-data-infrastructure
  • Windstorm: Gusts 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
    • storm
    • natural-risk-analysis
    • wind
    • fsdi-federal-spatial-data-infrastructure
  • Current drought hazard level

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    The drought warning map shows the current drought hazard (issued at levels 1, 2 and 4) for all regions of Switzerland. The hazard level results from a weekly expert assessment of...

    Last updated: November 25, 2024

    • SERVICE
    • WMTS
    • API
    • HTML
    • water-geographic
    • lake
    • atmospheric-precipitation
    • flowing-water
    • hydrology
    • agriculture
    • fsdi-federal-spatial-data-infrastructure
  • Geodatenmodell und Dokumentation "Auengebiete_V1_2"

    Federal Office for the Environment FOEN
    Regions and cities, Environment

    Minimales Geodatenmodell und Dokumentation zum Geobasisdatensatz „Bundesinventar der Auengebiete von nationaler Bedeutung“, Identifikator 19.1. Der Katalog wird auch verlinkt....

    Last updated: July 11, 2022

    • INTERLIS
    • XML
    • PDF
    • geodata-model
    • minimum-geodata-model-mgdm
    • model-documentation
    • federal-inventory
    • biodiversity
  • Windstorm: Gusts at return period 50 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
    • wind
    • storm
    • air-movement
    • natural-risk
    • 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
  • 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: 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
  • Windstorm: Dynamic Pressure at return period 50 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
    • air-movement
    • storm
    • wind
    • natural-risk
    • fsdi-federal-spatial-data-infrastructure
  • Fine particulate-matter concentration along the A2 and A13

    Federal Office for the Environment FOEN
    Environment

    The survey on air quality along transit routes through Switzerland assesses traffic-related air pollutants that are relevant to health. These pollutants typically arise from...

    Last updated: December 9, 2025

    • SPARQL
    • HTML
  • Greenhouse gas emissions by sector and by gas

    Federal Office for the Environment FOEN
    Environment

    Evolution of Switzerland’s greenhouse gas emissions since 1990 in the sectors in accordance with the CO2 Ordinance and broken down by gas. The greenhouse gas emissions from...

    Last updated: April 15, 2025

    • SPARQL
    • HTML
  • Restwassersanierung nach Art. 80 ff. GSchG

    Federal Office for the Environment FOEN
    Environment

    Gemäss Art. 46 Abs. 1 GSchG hat der Bund die Aufgabe, das GSchG und somit auch den Vollzug der Restwassersanierung nach Art. 80 ff. GSchG zu beaufsichtigen. Ebenso ist er gemäss...

    Last updated: December 31, 2020

    • XLS
    • water
  • 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
  • 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