SEVRE NANTAISE à VERNOUX-EN-GATINE, paramètre Nitrates mg(NO3)/L

12/03/13
7
13/05/13
10
16/07/13
13
26/08/13
14
10/12/13
12
10/03/14
10
13/05/14
9
07/07/14
11
12/08/14
9
22/09/14
11
08/12/14
10
09/03/15
10
12/05/15
11
06/07/15
16
11/08/15
16
14/09/15
10
07/12/15
11
08/03/16
10
11/05/16
11
05/07/16
13
09/08/16
17
12/09/16
16
05/12/16
13
23/03/17
10
18/05/17
12
18/07/17
15
29/08/17
13
12/09/17
12
18/12/17
27
13/03/18
9
30/05/18
8
16/07/18
12
08/08/18
13.4
11/09/18
15.7
19/12/18
9.3
12/03/19
9.6
28/05/19
12.1
15/07/19
13.4
05/08/19
13
09/09/19
14.5
18/12/19
10.9
04/03/20
9.4
25/05/20
12.2
08/07/20
15
12/08/20
5.1
18/09/20
13.3
14/12/20
13.8
03/03/21
10.3
12/05/21
11.5
08/07/21
14
11/08/21
14.9
15/09/21
10.9
20/12/21
14.2
02/03/22
11.8
11/05/22
13.5
13/07/22
1
Limite de quantif.
10/08/22
12.9
14/09/22
9.2
23/12/22
34.5
01/03/23
1
Limite de quantif.
10/05/23
7.1
12/07/23
13.1
09/08/23
11.7
25/09/23
12.2
18/12/23
12