LAYON À CLERE-SUR-LAYON, paramètre Nitrates mg(NO3)/L

07/02/13
10
24/04/13
4.9
11/06/13
1.9
17/12/13
3.6
19/02/14
7.7
11/04/14
3.2
11/06/14
2.6
06/08/14
2
23/10/14
0.5
Limite de quantif.
23/12/14
2.3
17/02/15
14
29/04/15
2.2
09/06/15
2.1
27/08/15
0.5
Limite de quantif.
20/10/15
0.5
Limite de quantif.
04/12/15
6.7
19/02/16
10.9
11/04/16
4.1
16/06/16
1.2
10/10/16
0.5
Limite de quantif.
16/12/16
1.8
06/02/17
10
18/04/17
7.7
29/06/17
6.1
10/01/18
20
23/02/18
23
21/03/18
14
25/04/18
5.2
24/05/18
2.1
26/06/18
3.6
17/07/18
6
07/08/18
0.8
20/09/18
0.5
Limite de quantif.
08/10/18
0.5
Limite de quantif.
07/11/18
0.5
05/12/18
32
22/02/19
17
24/04/19
1.5
21/06/19
0.9
23/12/19
35
25/02/20
20
13/11/20
81
18/12/20
85
26/02/21
15
29/04/21
0.5
Limite de quantif.
21/12/21
8.7
21/02/22
17
22/04/22
0.5
Limite de quantif.
19/01/23
40
20/02/23
15
20/03/23
14
20/04/23
3.8
25/05/23
1.1
20/06/23
2.6
24/07/23
2.2
25/08/23
2.3
19/09/23
0.9
25/10/23
0.5
Limite de quantif.