Pannerdensche Kop

Alpenrhein (Vaduz)

Pannerdensche Kop

Alpenrhein (Vaduz)

The International Commission for the Hydrology of the Rhine basin (CHR) is an organization in which the scientific institutes of the Rhine riparian states formulate joint hydrological measures for sustainable development of the Rhine basin

Die Internationale Kommission für die Hydrologie des Rheingebietes (KHR) ist eine Organisation, in der wissenschaftliche Institutionen der Rheinanliegerstaaten gemeinsam hydrologische Grundlagen für die nachhaltige Entwicklung im Rheingebiet erarbeiten.

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News

Annual report of the CHR 2021 published!

Situation after the 2021 flood on 19 July on the Ahr (near Müsch), a tributary of the Rhine

The annual report of the CHR 2021 is published and available as downloadable pdf-file under publications.

When the melt water is missing: More often low water expected in the Rhine in the future.

Cover_CHR I no. 28

New CHR study confirms the expectation of low flows in the Rhine

Projects, events, publications

CHR 51 Years Jubilee Conference

On 21 and 22 October, the CHR celebrated its 51st anniversary in Wageningen (Netherlands).

Flood

Flood theme CHR's core tasks include the documentation and analysis of hydrological events (such as the extremely high water levels in 1983, 1988, 1993-1995).

Impact of regional climate change on discharge in the Rhine River basin (RheinBlick2050*) 2007-2011

For more complete information please refer to the final project report. All figures below are taken from this report.

ASG Rhine - Snow & Glacier Workshop

The CHR hosts a workshop on 'Runoff from snow- and glacier melt in the River Rhine and its tributaries by the background of climate change'.