SEVRE NANTAISE à LA HAIE-FOUASSIERE, paramètre Nitrates mg(NO3)/L

12/02/19
19.8
16/04/19
14.9
12/06/19
8.7
08/08/19
0.5
Limite de quantif.
15/10/19
2.8
17/12/19
21.6
14/02/20
22
15/04/20
18
04/06/20
13
18/08/20
0.83
21/10/20
12
11/12/20
21
12/02/21
20
20/04/21
10
29/06/21
15
20/08/21
4.4
26/10/21
3.7
01/12/21
7.2
03/02/22
25
01/04/22
15
30/06/22
3.5
26/08/22
0.5
Limite de quantif.
28/10/22
0.57
21/12/22
26
13/02/23
30
03/04/23
19
06/06/23
10