14661 measuring stations including 978 with a station file, 10238  stations with time series

36002 time series data with 136393868 (couples value date). The oldest dated 01/07/1837 and the latest 31/12/2020

243 watershed with 3163 listed rivers

1665 pictures compiled in 443 Photo albums including 269 measuring stations

363 documents including 159 yearbooks 46 monographs 83  maps or atlas