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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)
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For the parameters set out in Table 1 of this Annex, the method of analysis used shall, as a minimum, be capable of measuring concentrations equal to the parametric value with a limit of quantification, as defined in point (2) of Article 2 of Commission Directive 2009/90/EC(1), of 30 % or less of the relevant parametric value and an uncertainty of measurement as specified in Table 1 of this Annex. The result shall be expressed using at least the same number of significant figures as for the parametric value referred to in Parts B and C of Annex I to this Directive.
The uncertainty of measurement laid down in Table 1 shall not be used as an additional tolerance to the parametric values set out in Annex I.
Parameters | Uncertainty of measurement(See Note 1)% of the parametric value (except for pH) | Notes |
---|---|---|
Aluminium | 25 | |
Ammonium | 40 | |
Acrylamide | 30 | |
Antimony | 40 | |
Arsenic | 30 | |
Benzo(a)pyrene | 50 | See Note 2 |
Benzene | 40 | |
Bisphenol A | 50 | |
Boron | 25 | |
Bromate | 40 | |
Cadmium | 25 | |
Chloride | 15 | |
Chlorate | 40 | |
Chlorite | 40 | |
Chromium | 30 | |
Copper | 25 | |
Cyanide | 30 | See Note 3 |
1,2-dichloroethane | 40 | |
Epichlorohydrin | 30 | |
Fluoride | 20 | |
HAAs | 50 | |
Hydrogen ion concentration pH | 0,2 | See Note 4 |
Iron | 30 | |
Lead | 30 | |
Manganese | 30 | |
Mercury | 30 | |
Microcystin-LR | 30 | |
Nickel | 25 | |
Nitrate | 15 | |
Nitrite | 20 | |
Oxidisability | 50 | See Note 5 |
Pesticides | 30 | See Note 6 |
PFAS | 50 | |
Polycyclic aromatic hydrocarbons | 40 | See Note 7 |
Selenium | 40 | |
Sodium | 15 | |
Sulphate | 15 | |
Tetrachloroethene | 40 | See Note 8 |
Trichloroethene | 40 | See Note 8 |
Trihalomethanes – total | 40 | See Note 7 |
Total organic carbon (TOC) | 30 | See Note 9 |
Turbidity | 30 | See Note 10 |
Uranium | 30 | |
Vinyl chloride | 50 |
Commission Directive 2009/90/EC of 31 July 2009 laying down, pursuant to Directive 2000/60/EC of the European Parliament and of the Council, technical specifications for chemical analysis and monitoring of water status (OJ L 201, 1.8.2009, p. 36).
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