SAINT JOSEPH A OREE-D'ANJOU, paramètre Nitrates
mg(NO3)/L
30/05/18
7.6
20/06/18
11.3
10/07/18
8.4
14/08/18
11.4
17/10/18
0.5
21/11/18
9.1
19/12/18
22.4
16/01/19
27
05/02/19
20
05/03/19
14
02/04/19
14