Hydrological Data Service: Products available (with examples)

Data from hydrometric stations on Swiss watercourses and lakes can be ordered from the Hydrological Data Service. The following products are available:

Records, some of which go back to the 19th century, are available both on paper and in digital format. Data can be obtained on water levels, discharge, sediment transport, temperatures, as well as various physical and chemical water properties.


Digital data


  • discharge
  • water level
  • water temperature
  • suspended load
  • electrical conductivity
  • oxygen content and saturation
  • pH values
  • turbidity

Time frame

Annual mean, annual highs and lows, monthly mean, monthly highs and lows, daily mean, daily highs and lows

Continuous monitoring data (available from 1974): reference points, 5 min. mean, 10 min. mean, hourly mean

The data can also be ordered on the basis of a monthly subscription.




  • discharge
  • water level
  • water temperature
  • suspended load


NADUF, frequency and duration tables

Runoff tables from 1992 on the Internet:


Limnigraphic charts

  • Limnigraphic charts: parameters: water level
  • Water level-discharge reference tables
  • Water measurement results

Other special data on request with billing based on cost.

Last modification 19.02.2021

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