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.

News

cooling stations

Inventory of impacts of cooling water consumption by power plants within the Rhine Basin

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

Annual report of the CHR 2021 published!

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

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Cover_CHR I no. 28

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

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

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Cover_CHR I no. 28

CHR symposium: Streamflow components will change!

On June 1&2, participants of the CHR symposium discussed future of streamflow components of the river Rhine in Olten/Switserland.

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sediment

CHR sediment project completed; results available

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Flood-water Waal near Nijmegen on 09.02.2020

Annual report of the CHR 2020 published!

The annual report of the CHR 2020 is published and available as downloadable pdf-file under publications.

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Strategy CHR

CHRs new strategy 2020-2030 (available in German, English and French)

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YftR

CHR supports Youth for the Rhine!

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CHR_50

Looking back on our successful 50th anniversary symposium!

Good exchange of contents between stakeholders

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Lobith_Nijmegen_2003

Annual report of the CHR 2019 published!

The annual report of the CHR 2019 is published and available as downloadable pdf-file under publications.

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Rhein/Rhine

Basin-scale morphodynamics of the River Rhine

Free download of recent article on morphodynamics!

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Amsterdam-Rhein-Kanal im Sommer 2018/Amsterdam-Rhine Channel in summer 2018

Annual report of the CHR 2018

The annual report of the CHR with a meteorological and hydrological description of the year 2018 in the Rhine basin has been uploaded to the website. You'll find the report under Publications.

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Lake Constance/Bodensee

Model test site of the flood prevention project RHESI visited

RHESI in Dornbirn (Vorarlberg, Austria)

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Going beyond borders...

CHR meeting at the border of the Rhine catchment area by the end of March!

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ASG2-foto

Disappearing glaciers - New study on meltwater in the Rhine

Especially during longer dry periods as in 2018, the importance of meltwater from the Alps is increasing.

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Lake Constance/Bodensee

CHR report I-26 'Regulation of Lake Constance' available for download (report in German language)

CHR publishes literature study 'Regulation of Lake Constance – Plans and principles for realisation over two centuries’

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Photo: Ship encounter at the Loreley rock. Source: BfG

Annual report 2017 available for Download

The annual report of the CHR with a meteorological and hydrological description of the year 2017 in the Rhine basin has been uploaded to the website. You'll find the report under Publications.

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CHR meeting in the Netherlands (region Kampen/Zwolle)

Action in the city

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Rapids downstream Lai da Tuma

Surprising results while looking at low flows in the river Rhine

ICPR discussed results on analysis in Solothurn (CH)

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Benefits for two river basins by hydrological cooperation

Huaihe River Commission (China) and the International Commission for the Hydrology of the Rhine work together

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