Nitrate in surface water
Decrease in average nitrate concentration of recent years now stagnating
The average nitrate concentration in surface water in agricultural areas improved between 2005-2006 and 2013-2014, but has since stagnated.
Stop in decrease of number of monitoring stations where threshold value is exceeded
The share of monitoring stations exceeding the threshold value decreased between 2005-2006 and 2013-2014. Here again, there has been no improvement since then. In the 2016-2017 winter year, nearly 21% of the monitoring stations exceeded the threshold value.