Exceedance of the EU human health threshold value for ozone in EEA18 urban areas

Figure Created 12 Nov 2009 Published 12 Nov 2009 Last modified 29 Nov 2012
The threshold for ground level ozone is currently set at eight hours at a mean concentration of 110?3

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The number of days where this level was exceeded fluctuates significantly.

European Environment Agency (EEA)
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Denmark
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