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swissTLMRegio Hydrography
Regions and cities, Environment
The topic Hydrography contains the different features connected to water. It consists of 6 feature classes and one table. The lines of "FlowingWater" and "StagnantWater" and the...
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swissTLM3D Hydrographical network
Regions and cities, Environment, Transport
swissTLM3D hydrographical network contains the watercourses and lake contours of Switzerland and the Principality of Liechtenstein. It is part of the dataset swissTLM3D. With a ...
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National Map 1:500'000
Regions and cities, Environment
The National Map 1:500,000 is a topographic map giving an overview of Switzerland. The National Map 1:500,000 is published in analogue format as a printed map and in digital for...
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National Map 1:200'000
Regions and cities, Environment
The National Map 1:200,000 is a topographic map giving an overview of Switzerland. The map perimeter is divided into 4 (printed map) or 16 (Swiss Map Raster) sheets. The Nationa...
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National maps of Switzerland, winter representation
Regions and cities, Environment
The winter national map is a derivation of the topographical national maps of Switzerland with detailed depictions of traffic, settlement areas, terrain, bodies of water and veg...
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Base areas (catchment areas) HADES
Regions and cities, Environment
The base areas form the lowest layer of the system of catchment areas that describe Switzerland’s hydrographical structure (Hydrological Atlas of Switzerland, HADES). As many un...
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National Long-Term Surveillance of Swiss Rivers
Regions and cities, Environment
The National River Monitoring and Survey Programme (NADUF) tracks the concentrations of substances occurring in selected Swiss watercourses. NADUF, launched in 1972, is a projec...
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Balance areas (catchment areas) HADES
Regions and cities, Environment
The balance areas form the middle layer of the system of catchment areas that describe Switzerland’s hydrographical structure (Hydrological Atlas of Switzerland, HADES). They ar...
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HWGWP flood crest gauge
Regions and cities, Environment
This set of data depicts the locations of the federal flood measuring stations, known as "Hochwassergrenzwertpegel". The data was collected in 2005; readings are no longer being...
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Generalised background map for the representation of hydrological data
Regions and cities, Environment
In addition to the outline of Switzerland, the generalised background map displays a simplified, reduced watercourse network and some selected cities for improved orientation at...
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Gauging stations for hydrological study areas
Regions and cities, Environment
Since 1957 the hydrology division of the FOEN has operated a network of hydrological study areas aimed at observing long-term changes in the water regime within Switzerland’s mo...
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Diffuse dissolved phosphorus inputs into waters, modelled values
Regions and cities, Environment
Phosphorus inputs into waters represent an undesirable pollution load. Over recent decades high inputs of dissolved phosphorus have led to eutrophication of the lakes of the cen...
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Database of total bedload (federal government)
Regions and cities, Environment
A bedload transport database for surface waters throughout Switzerland. Following the devastating events of the summer of 1987, which caused major damage in many regions of Swit...
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Current drought hazard level
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 o...
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Basis for determining Q347 flow rate
Regions and cities, Environment
The Water Protection Act specifies how appropriate residual flows can be determined. This applies to new water withdrawals and also to existing withdrawals for which concessions...
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HQStat flood statistics
Regions and cities, Environment
Data on flood events is managed and statistically evaluated by the FOEN; the findings are made available in the form of result sheets. A systematic statistical evaluation of flo...
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Cantonal & private gauging stations (HADES 5.1.2)
Regions and cities, Environment
This set of data represents the locations of hydrometric gauging stations belonging to cantons (data source: “KANTON”) and private owners (data source: “HADES”). The data was co...
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Diffuse total nitrogen inputs into waters, modelled values
Regions and cities, Environment
Nitrogen inputs into waters represent an undesirable pollution load. Under the Convention for the Protection of the Marine Environment of the North-East Atlantic (OSPAR), Switze...
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Diffuse total phosphorus inputs into waters
Regions and cities, Environment
Phosphorus inputs into waters represent an undesirable pollution load. A total of some 3,400 tonnes of total phosphorus (dissolved and particulate phosphorus) enter Swiss waters...
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Hydrological study areas
Regions and cities, Environment
Since 1957 the hydrology division of the FOEN has operated a network of hydrological study areas aimed at observing long-term changes in the water regime within Switzerland’s mo...
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VECTOR25 Hydrographic network GWN07
Regions and cities, Environment
The layer "Hydrographic network" consists of a directionally oriented line network connected to each other with nodes, and of a table without geometry. Those features which are ...
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Topographical Map (Dufour Map)
Regions and cities, Environment
The first official map of Switzerland. First issued between 1844 and 1864, updated up to 1939. 25 sheets. Map format: 70 x 48 cm = 3360 km2. Representation of the terrain: Shade...
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National Map 1:25'000
Regions and cities, Environment
The National Map 1:25,000 is a topographic map of Switzerland representing the areas of traffic and settlements, the hydrography, the topography and the vegetation in great deta...
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National Map 1:1 million
Regions and cities, Environment
The National Map 1:1 million is a small-scale topographic map giving an overview of Central Europe: Switzerland and its neighbours from Lyons to Salzburg and from Strasbourg to ...
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National Map 1:10'000 (color)
Regions and cities, Environment
The 1:10,000 national map is swisstopo’s largest scale topographic map. It stands out for its detailed representation of traffic, settlements, terrain and vegetation as well as ...