SEVRE NANTAISE à MONNIERES, paramètre Nitrates mg(NO3)/L

12/02/19
19.4
16/04/19
15.1
12/06/19
9.3
08/08/19
0.5
15/10/19
3.5
14/02/20
21
15/04/20
18
04/06/20
14
18/08/20
1.9
21/10/20
12
11/12/20
22
08/02/21
21
08/04/21
14
09/06/21
8.8
05/08/21
4.7
08/10/21
3.5
09/12/21
14
03/02/22
26
01/04/22
15
30/06/22
4.1
26/08/22
0.62
28/10/22
1.2
21/12/22
26
13/02/23
30
03/04/23
19
06/06/23
11