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Typology:

Descriptive indicator (Type A - What is happening to the environment and to humans?)

UN SDGs

6 – Clean water and sanitation

Unit of measure:

The concentration of nitrate is expressed as milligrams of nitrate per litre (mg NO₃/l) for groundwater and milligrams of nitrate-nitrogen per litre (mg NO₃-N/l) for rivers.

The concentration of phosphate in rivers is expressed as milligrams of phosphate-phosphorus per litre (mg PO₄-P/l) and total phosphorus in lakes is expressed as milligrams of phosphorus per litre (mg P/l)

The river sites are assigned to different concentration classes to visualise the distribution (percentage) of data in the dataset.

Frequency of dissemination:

Once a year

Contact:

info@eea.europa.eu