RAU DE LA CHALANDIERE À MAUVES-SUR-LOIRE, paramètre Nitrates mg(NO3)/L

08/02/11
28.2
04/04/11
18.7
09/06/11
25.6
09/08/11
21.3
04/10/11
18.7
08/12/11
17.5
23/02/12
29.9
25/04/12
12.4
18/06/12
22.1
21/08/12
19.2
23/10/12
44.7
18/12/12
45.6
27/02/13
21.3
09/04/13
12.1
20/06/13
17.7
20/08/13
8.7
23/10/13
16.3
10/12/13
23.7
21/02/14
11.9
25/04/14
15.2
18/06/14
22.3
17/07/14
20.9
27/10/14
17.6
12/12/14
16.3
24/02/15
26.6
14/04/15
16.3
12/06/15
18.3
27/08/15
16.2
28/10/15
16.8
16/12/15
40.5
14/10/19
16.9
16/12/19
58
06/02/20
32
28/02/20
29
09/04/20
19
26/06/20
19
30/06/20
19
17/08/20
19
31/08/20
19
12/10/20
5.1
28/10/20
17
25/11/20
32
18/12/20
59
18/02/21
21
26/04/21
20
18/06/21
16
27/08/21
19
22/10/21
16
22/12/21
32
24/11/22
16