# Directive (EU) 2020/2184 of the European Parliament and of the Council of 16 December 2020 on the quality of water intended for human consumption (recast) (Text with EEA relevance), Part D: Parameters relevant for the risk assessment of domestic distribution systems

Extent: E+W+S+N.I.

Parameter
Parametric value
Unit
Notes
Legionella
< 1 000
CFU/l
This parametric value is set for the purposes of Articles 10 and 14. Actions provided for in those Articles could be considered even when the value is below the parametric value, e.g. in cases of infections and outbreaks. In such cases, the source of infection should be confirmed and the species of Legionella should be identified.
Lead
10
μg/l
This parametric value is set for the purposes of Articles 10 and 14.
Member States should use their best endeavours to achieve the lower value of 5 μg/l by 12 January 2036.

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Source: https://www.legislation.gov.uk/eudr/2020/2184/annex/I/part/D (the official version)
Page: https://openlegislation.uk/eu-directive-2020-2184/annex-I/part-D
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.