Federal Office for the Environment FOEN
Datasets from Federal Office for the Environment FOEN (353)
Forest fire danger
The FOEN's forest fire danger warning contains the general daily forest fire danger based on meteorological data and the resulting forest fire indices.
Forest fire prevention measures
Contains the forest fire prevention measures currently in force in the cantons.
Perimeters of existing spectral micro-zoning studies
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 modeled in a s...
Map of the recent earthquakes (last 90 days) in and around Switzerland
The map of the earthquakes of the last 90 days shows the current seismic activity in Switzerland and the nearby regions recorded by the Swiss Seismological Service at the ETH Zurich (SED)...
National Air Pollution Monitoring Network NABEL: stations
The National Air Pollution Monitoring Network (NABEL) monitors air quality at 16 different locations in Switzerland. The monitoring stations are spread over the entire country and measure...
Alpine pastures protected by livestock guardian dogs 2026
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 predators (e.g....
Alpine pastures protected by livestock guardian dogs
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 predators (e.g....
Map of past earthquakes in Switzerland and neighbouring regions
ECOS09 is the earthquake catalogue of Switzerland and bordering regions. It integrates the following sources: - Macroseismic Earthquake Catalogue of Switzerland (MECOS 02) with events sin...
Current drought hazard level
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 the curr...
Current drought situation in Switzerland
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 discharge (wa...
General situation of rivers and lakes
The map shows the current Swissriver discharges and lake water levels compared with the monthly percentiles of the long term hourly averages (expressed in percentiles). The percentiles ar...
General situation of groundwater levels and spring discharges
The map provides an overview of the current groundwater levels and spring discharges in Switzerland. Percentiles based on the daily values of the reference period 1991–2020 are used to ca...
Alpine Floodplains outside of the federal inventary
As past of the systematic inventory of flood plains, properties that were until recently not evaluated as having national significance will also be included in the federal inventory. As a...
Ammonia Concentration
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 long-range tra...
Amphibian migration conflicting with traffic
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 their mig...
Percentage of stocking along rivers
Vegetation performs important functions. It provides shade for rivers, thus reducing peak water temperatures. In the context of global warming, this is increasingly important. Furthermore...
Shares of greenhouse gas emissions from motor fuels in the Transport sector
Evolution of shares in greenhouse gas emissions in the Transport sector from diesel, gasoline, kerosene (national aviation only, civil and military flights) and gas.
Grayling population of national importance: core areas
The data on grayling populations of national importance includes three subproducts; the core zones layer includes the areas of particular importance for grayling populations, based on bio...
Grayling population of national importance: spawning grounds
The data on grayling populations of national importance includes four sub-products; the spawning grounds layer includes the areas in which natural reproduction occurs. The core data come ...
Grayling population of national importance: larva habitats
The data on grayling populations of national importance includes four subproducts; the larva habitats layer includes the areas in which larva were monitored. The core data come from the a...
Grayling population of national importance: distribution area
The data on grayling populations of national im-portance includes four subproducts; the distribution area layer includes the sections of watercourses with 20 major grayling populations of...
Floodplains outside of the federal inventary
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 made bet...
Extent of groundwater resources in karst regions
The Karst water resources layer shows the extent of the water-saturated zone of a karstified aquifer projected to the surface. It is determined by the karst water level and therefore the ...
Bathing water quality
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 bacteria)....