Annex I, Part A - Priority Substances & Pollutants in water

This list contains environmental quality standards (EQS), including annual averages and maximum allowable concentrations, for priority substances and certain other pollutants, as provided for in Article 16 of Directive 2000/60/EC establishing a framework for Community action in the field of water policy.

Nickel and its compounds

ecnumber: - casnumber: -
Average limit
4 µg/l
Maximum limit
34 µg/l
Average sampling duration
1 yr
Emission medium
Inland surface waters
8 These EQS refer to bioavailable concentrations of the substances.

12 Unless otherwise specified, the EQS parameter expressed as an annual average value (AA-EQS) applies to the total concentration of all isomers.

13 Inland surface waters encompass rivers and lakes and related artificial or heavily modified water bodies.

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