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This map shows the changes in average nitrate concentrations in groundwater by trend class between the reporting periods 2016-2020 and 2020-2023 at station level.

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1Notes2Data sources3Metadata
Water
Pollution
2016-2023
European Environment AgencyEEA standard re-use policy: unless otherwise indicated, re-use of content on the EEA website for commercial or non-commercial purposes is permitted free of charge, provided that the source is acknowledged (https://www.eea.europa.eu/legal/copyright)Nitrates DirectiveSurface waters, Groundwaters, Nitrates concentration