JEU à CHAUDEFONDS-SUR-LAYON, paramètre Nitrates mg(NO3)/L

15/01/13
21
12/02/13
19
11/03/13
15
09/04/13
22
21/05/13
13
11/06/13
18
09/07/13
20
13/08/13
17
09/09/13
12
15/10/13
15
12/11/13
19
09/12/13
23
14/01/14
18
11/02/14
17
11/03/14
24
16/04/14
24
14/05/14
18
10/06/14
15
15/07/14
18
12/08/14
12
09/09/14
15
14/10/14
7
12/11/14
14
09/12/14
17
15/01/15
19
10/02/15
27
10/03/15
23
15/04/15
19
11/05/15
18
08/06/15
17
21/07/15
8
11/08/15
4
14/09/15
15
13/10/15
9
17/11/15
5
14/12/15
16
12/01/16
22
14/03/16
17
12/04/16
18
11/05/16
21
13/06/16
19
18/07/16
21
09/08/16
15
12/09/16
3
11/10/16
12
15/11/16
7
12/12/16
16
10/01/17
23
14/02/17
25
13/03/17
22
11/04/17
15
09/05/17
11
12/06/17
8
11/07/17
2
11/09/17
6
10/10/17
2
14/11/17
1
11/12/17
14
28/02/18
35
27/04/18
21
28/06/18
18
28/08/18
2.2
30/10/18
3.8
12/02/19
25
12/03/19
24
09/04/19
20
11/06/19
13
09/07/19
1.9
12/08/19
0.85
15/10/19
5
12/11/19
46
10/12/19
32
08/01/20
32
04/02/20
21
03/03/20
15
05/05/20
18
03/06/20
23
07/07/20
18
04/08/20
3.6
15/09/20
4.7
06/10/20
16
03/11/20
11
08/12/20
19
24/02/21
23
29/04/21
19
18/06/21
20
26/08/21
8.9
19/10/21
13
21/12/21
15
21/10/22
0.5
Limite de quantif.
23/11/22
10
20/12/22
17
19/01/23
31
20/02/23
23
20/03/23
20
20/04/23
16
25/05/23
15
20/06/23
13
24/07/23
2.1
19/09/23
5.5