The Danube River Basin (DRB) faces significant challenges associated with river sediments. In the 2021 update of the Danube River Basin Management Plan, sediment balance alteration emerged as a new sub-topic within the existing Significant Water Management Issue titled “Hydromorphological alterations.” Additionally, sectors like industry, urban sewage, and agriculture call for sediment quality evaluations throughout the DRB. However, the absence of standard sediment monitoring limits our understanding of risks.
