RU DE L'AUNAY BARBOT A BEAUPREAU-EN-MAUGES, paramètre Nitrates
mg(NO3)/L
29/11/16
4.7
22/12/16
0.9
19/12/17
65.5
21/02/18
60.6
23/04/18
30
24/05/18
18.1
28/06/18
7.8
28/11/18
123.5
25/02/19
63
24/04/19
28
22/05/19
24
27/11/19
109.2
12/12/19
41.3