RAU MERDEREAU A FATINES, paramètre Nitrates
mg(NO3)/L
19/02/18
12
20/06/18
7
22/08/18
7.2
26/10/18
4
14/12/18
9
14/02/19
7.8
10/04/19
6.8
19/06/19
6.3
09/08/19
6.5
17/10/19
2.1
05/12/19
6.3