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Press release 26/2025 from 20.06.2025 | Last changed: 24.06.2025

Bathing waters in Germany once again receive top marks

Zwei Menschen rennen freudig ins Wasser.

… is available via a new interactive map application from the Federal Institute of Hydrology (BfG). In addition to the current quality classifications, data from …

Article from 05.03.2018 | Last changed: 26.03.2018

Nutrients in watercourses

… the measurement values cannot always be standardised to the flow rate. For hydrology, for example, values over ten years are combined into long-term series. … the measurement values cannot always be standardised to the flow rate. For hydrology, for example, values over ten years are combined into long-term series. …

Article from 04.07.2013 | Last changed: 15.12.2025

Site remediation

… Inasmuch as each site has its own particularities (e.g. geological and hydrological characteristics; contamination scope and type; relevance of natural … Inasmuch as each site has its own particularities (e.g. geological and hydrological characteristics; contamination scope and type; relevance of natural …

Article from 04.01.2023 | Last changed: 22.08.2025

Floods - how they form and how we influence them

… on the region and season (IPCC 2014). In addition, to the intensification of the hydrological cycle, the weakening of the temperature gradient between the subtropics … concentration path 8.5 - "continue-as-is". Data source: German Federal Institute of Hydrology. Source: Verändert nach Klimawirkungs- und Risikoanalyse 2021 für … on the region and season (IPCC 2014). In addition, to the intensification of the hydrological cycle, the weakening of the temperature gradient between the subtropics …