# Council Directive 98/83/EC of 3 November 1998 on the quality of water intended for human consumption, Part B: Chemical parameters

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

Parameter
Parametric value
Unit
Notes
Acrylamide
0,1
μg/l
Note 1
Antimony
5,0
μg/l
Arsenic
10
μg/l
Benzene
1,0
μg/l
Benzo(a)pyrene
0,01
μg/l
Boron
1,0
mg/l
Bromate
10
μg/l
Note 2
Cadmium
5,0
μg/l
Chromium
50
μg/l
Copper
2,0
mg/l
Note 3
Cyanide
50
μg/l
1,2-dichloroethane
3,0
μg/l
Epichlorohydrin
0,1
μg/l
Note 1
Fluoride
1,5
mg/l
Lead
10
μg/l
Notes 3 and 4
Mercury
1,0
μg/l
Nickel
20
μg/l
Note 3
Nitrate
50
mg/l
Note 5
Nitrite
0,5
mg/l
Note 5
Pesticides
0,1
μg/l
Notes 6 and 7
Pesticides — Total
0,5
μg/l
Notes 6 and 8
Polycyclic aromatic hydrocarbons
0,1
μg/l
Sum of concentrations of specified compounds; Note 9
Selenium
10
μg/l
Tetrachloroethene and Trichloroethene
10
μg/l
Sum of concentrations of specified parameters
Trihalomethanes — Total
100
μg/l
Sum of concentrations of specified compounds; Note 10
Vinyl chloride
0,5
μg/l
Note 1

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Source: https://www.legislation.gov.uk/eudr/1998/83/annex/I/part/B (the official version)
Page: https://openlegislation.uk/eu-directive-1998-83/annex-I/part-B
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.