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Generalised background map for the representation of hydrological data
Geography, Territory and 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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- ZIP
- WMS
- API
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Stations hydrological forecasts
Geography, Territory and environment
The map provides an overview of stations forecasted by FEWS.
- SERVICE
- ZIP
- WMS
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NAQUA-QUANT Monitoring sites (NAQUA National groundwater monitoring)
Geography, Territory and environment
Groundwater is the result of the percolation of rainfall and the infiltration of river water. Groundwater levels and spring discharges therefore respond – though possibly with a...
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- ZIP
- WMS
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Comparison of discharge and water gauge data of the past 24 hours with hazard...
Geography, Territory and environment
The map shows the peak discharge of the past 24 hours at allthe stations, as compared with flood hazard levels.
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- ZIP
- WMS
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National Long-Term Surveillance of Swiss Rivers
Geography, Territory and 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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- ZIP
- API
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Flood alert map for small catchments
Geography, Territory and 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...
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- ZIP
- WMS
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Flood alert map for rivers and lakes of national interest
Geography, Territory and environment
The Flood Alert map shows the current flood hazard for all lakes and rivers of national interest. Rivers of national interest are divided into separate sections. A flow monitori...
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- ZIP
- WMS
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Water temperature of rivers and streams
Geography, Territory and environment
The map provides an overview of current water temperatures in Switzerland's rivers (24-hour peak values).
- SERVICE
- ZIP
- WMS
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Comparison of discharge and water gauge data with hazard levels
Geography, Territory and environment
The map shows the current discharge at all the stations, as compared with flood hazard levels.
- SERVICE
- ZIP
- WMS
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General situation of rivers and lakes
Geography, Territory and 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...
- SERVICE
- ZIP
- WMS
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General situation of groundwater levels and spring discharges
Geography, Territory and environment
The map provides an overview of the current groundwater levels and spring discharges in Switzerland compared with the expected conditions. The data is shown as below, above or e...
- SERVICE
- ZIP
- WMS
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Gauging stations for hydrological study areas
Geography, Territory and 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...
- SERVICE
- ZIP
- API
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HQStat flood statistics
Geography, Territory and 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...
- SERVICE
- ZIP
- API
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Hydrological study areas
Geography, Territory and 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...
- SERVICE
- ZIP
- API
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General situation of rivers and lakes
Geography, Territory and 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...
- SERVICE
- ZIP
- WMS
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Generalised background map for the representation of hydrological data
Geography, Territory and 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...
- SERVICE
- ZIP
- WMS
- API
-
Hydrological study areas
Geography, Territory and 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...
- SERVICE
- ZIP
- API
