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Hail hazard on a reference area of 100m2: hail size with 10-year return period
Regions and cities, Environment
The hail hazard maps show statistically estimated return values of the hailstone size LEHA-100 for the 10-year return period. LEHA-100 describes the largest hailstone size to be...
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Lawinenverbauungen
Regions and cities, Environment
Perimeter der Lawinenverbauungs- und Aufforstungsprojekte im Kanton Bern
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Seismic zones according to the SIA 261 standard
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 valu...
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Map of potential permafrost distribution
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 g...
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Warning Forest Fire Danger
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.
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Forest fire prevention measures of the cantons
Agriculture, fisheries, forestry and food, Regions and cities, Environment
Contains the forest fire prevention measures currently in force in the cantons.
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“Aquaprotect” areas of flooding: 50-year recurrence period
Regions and cities, Environment
The areas of flooding included in “Aquaprotect” take the form of a rough overview (prepared with the aid of basic methods) of areas of Switzerland that are susceptible to damage...
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“Aquaprotect” areas of flooding: 250-year recurrence period
Regions and cities, Environment
The areas of flooding included in “Aquaprotect” take the form of a rough overview (prepared with the aid of basic methods) of areas of Switzerland that are susceptible to damage...
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Aquaprotect” areas of flooding: 100-year recurrence period
Regions and cities, Environment
The areas of flooding included in “Aquaprotect” take the form of a rough overview (prepared with the aid of basic methods) of areas of Switzerland that are susceptible to damage...
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Gefahrenhinweiskarte
Regions and cities, Environment
Beinhaltet Überflutungsgebiete, allgemeine Gefahrengebiete (Erosion, Rutschungen, Verklausung, Verstopfung, Murgang, Steinschlag) sowie Risikostellen.
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Number of hail days
Regions and cities, Environment
The data contain the monthly and yearly number of hail days and the long-term average number of hail days per year or per month of the summer half-year (April to September), per...
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Hail hazard on a reference area of 100m2: hail size with 20-year return period
Regions and cities, Environment
The hail hazard maps show statistically estimated return values of the hailstone size LEHA-100 for the 20-year return period. LEHA-100 describes the largest hailstone size to be...
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Hail hazard on a reference area of 100m2: hail size with 50-year return period
Regions and cities, Environment
The hail hazard maps show statistically estimated return values of the hailstone size LEHA-100 for the 50-year return period. LEHA-100 describes the largest hailstone size to be...
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Return values of the maximum hailstone size (MESHS)
Regions and cities, Environment
The data contain the return values of the hailstone sizes MESHS as a function of the return period T. They describe the hailstone size that is exceeded with a probability of 1/T...
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Hail hazard on a reference area of 100m2: hail size with 100-year return period
Regions and cities, Environment
The hail hazard maps show statistically estimated return values of the hailstone size LEHA-100 for the 100-year return period. LEHA-100 describes the largest hailstone size to b...
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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...
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“Aquaprotect” areas of flooding: 500-year recurrence period
Regions and cities, Environment
The areas of flooding included in “Aquaprotect” take the form of a rough overview (prepared with the aid of basic methods) of areas of Switzerland that are susceptible to damage...
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Windstorm
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 regi...