Percentage of sampling sites in groundwater bodies where annual average concentrations exceed 50 mg/l nitrate

Figure Created 12 Nov 2009 Published 12 Nov 2009 Last modified 29 Nov 2012
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Figure 3.3 is based on the data for the latest year available (given after the country name)


European data


Additional information

The numbers of groundwater bodies per country included in the presentation are given after the year. The four classes represent the percentage of sampling sites within each groundwater body where annual average nitrate concentrations exceed 50 mg NO3/l.

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