RAU DE PREAU À CHEMIRE-LE-GAUDIN, paramètre Nitrates
mg(NO3)/L
12/02/16
36.8
22/04/16
15.2
08/06/16
13.8
25/08/16
21.3
21/10/16
15
12/12/16
11.4
21/02/18
46
27/04/18
16
22/06/18
17
24/08/18
17
26/10/18
10
14/12/18
35