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Overland flow map
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 verifi...
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Flood alert map for small catchments
Regions and cities, Environment
The FOEN also issues information when a sharp rise in small and medium-sized river levels is expected locally. In these cases, it is impossible to say precisely which rivers wil...