Annual mean nickel concentrations in 2014

Figure expired Created 11 Aug 2016 Published 12 Dec 2016 Last modified 15 Aug 2018
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This page was archived on 12 Oct 2017 with reason: Other (New version data-and-maps/figures/annual-mean-nickel-concentrations-in-2014-2 was published)
Observed concentrations of nickel in 2014. The map shows the Ni annual mean concentrations. The red and dark-red dots indicate stations with concentrations exceeding the target value (20 ng/m3). Only stations with more than 14 % of valid data have been included in the map


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