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Springs and swallow holes in karst regions
Regions and cities, Environment
The Karst springs and swallow holes layer shows the main points where groundwater emerges from the karst system as well as important infiltration points. Distinctions are made b...
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Underground flow paths in karst regions
Regions and cities, Environment
The Underground flow paths layer indicates the probable direction taken by the groundwater in karst regions within the catchments towards the relevant spring. These interpretati...
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Extent of groundwater resources in karst regions
Regions and cities, Environment
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 ther...
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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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Catchment units in karst regions
Regions and cities, Environment
The Karst catchment units layer consists of the unit areas from which similar groundwater flow behaviour towards the karst spring can be expected. In particular, it allows for t...
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Forest mix rate NFI
Agriculture, fisheries, forestry and food, Regions and cities, Environment
Information on the degree of forest mix rate NFI is modelled using remote sensing methods. Based on the freely available Copernicus (ESA) Sentinel-1 and -2 satellite data (image...
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Swiss residual flow maps Supply
Regions and cities, Environment
The Federal Act of 24 January 1991 on the Protection of Water against Pollution (LPEP) and its provisions on residual flows came into force on November 1, 1992 in Kraft getreten...
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Forest ecoregions
Agriculture, fisheries, forestry and food, Regions and cities, Environment
The map shows the Forest Ecoregions. They differ in terms of climatic factors, forest vegetation and altitudinal vegetation belts. The southernmost tip of Ticino is considered t...
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Geodata model and documentation...
Regions and cities, Environment
Minimales Geodatenmodell und Dokumentation zum Geobasidatensatz "Lärmbelastungskataster für Eisenbahnanlagen", Identifikator 126.1. Bezugsrahmen LV95. Die Kataloge werden auch v...
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General situation of rivers and lakes
Regions and cities, Environment
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 perc...
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Areas of silver fir
Agriculture, fisheries, forestry and food, Regions and cities, Environment
The map shows the areas of silver fir occurrence. In the main area, fir is naturally involved to a considerable extent in the stand development in the upper montane and high-mon...
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Altitudinal vegetation belts in Switzerland for 2085 with less dry future climate
Agriculture, fisheries, forestry and food, Regions and cities, Environment
This map shows the altitudinal vegetation belts of forest vegetation in Switzerland for the period 2070-2099 assuming a less dry future climate. The following altitudinal vegeta...
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Comparison of discharge and water gauge data with hazard levels
Regions and cities, Environment
The map shows the current discharge at all the stations, as compared with flood hazard levels.
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Areas of storm damage caused by “Vivian” in 1990
Regions and cities, Environment
Federal government inventory of damage caused by “Vivian” in February 1990: database of areas of total damage in forests. Defined criteria and conditions: Area of total damage: ...
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General situation of groundwater levels and spring discharges
Regions and cities, Environment
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 ...
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Residual flow map of Switzerland: catchment
Regions and cities, Environment
The Federal Act of 24 January 1991 on the Protection of Water against Pollution (LPEP) and its provisions on residual flows came into force on November 1, 1992 in Kraft getreten...
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Water temperature of rivers and streams
Regions and cities, Environment
The map provides an overview of current water temperatures in Switzerland's rivers.
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Swiss residual flow maps Return flows
Regions and cities, Environment
The Federal Act of 24 January 1991 on the Protection of Water against Pollution (LPEP) and its provisions on residual flows came into force on November 1, 1992 in Kraft getreten...
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Nitrogen Deposition
Regions and cities, Environment
The time series shows the modelled total deposition of nitrogen for the years 1990, 2000, 2005, 2010, 2015 and 2020 in a resolution of 500m as a sum of wet, dry and gaseous depo...
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Relief shading of vegetation height model Sentinel NFI
Agriculture, fisheries, forestry and food, Regions and cities, Environment
Information on vegetation height is determined using remote sensing methods with active and passive sensors. LiDAR is an active sensor. An optical sensor, for example an aerial ...
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Stations hydrological forecasts
Regions and cities, Environment
The map provides an overview of stations forecasted by FEWS.
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Groundwater temperature
Regions and cities, Environment
The map provides an overview of Switzerland's current groundwater temperatures. The calculation is based on percentiles of the dataset for the standard period 1991–2020 or, in t...
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Federal Inventory of Floodplains of National Importance
Regions and cities, Environment
1987 liess das BUWAL eine detaillierte Vegetationskartierung der Objekte des Vernehmlassungsversion des Aueninventars ausarbeiten. Im Rahmen dieser Kartierungen wurden die sicht...
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Map of the recent earthquakes (last 90 days) in and around Switzerland
Regions and cities, Environment
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 Zu...
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Flood alert map
Regions and cities, Environment
The flood alert map shows the current flood danger level (1 to 5) for all and for the regions in relation to small and medium-sized rivers. The rivers of national interest are d...