CHERE à CHATEAUBRIANT, paramètre Nitrates mg(NO3)/L

18/02/13
36
23/04/13
26.7
20/06/13
12.6
19/08/13
10.6
16/10/13
2.9
16/12/13
21
18/04/14
21
11/06/14
15
08/08/14
4.9
17/10/14
6.4
09/12/14
18
13/02/15
27
16/04/15
24
08/06/15
16
05/08/15
6.9
07/10/15
6.3
08/12/15
8
22/02/16
30.7
20/04/16
24.3
15/06/16
9.4
24/08/16
8.5
13/10/16
9
19/12/16
11.3
20/02/17
24.7
19/04/17
16.5
21/06/17
3.6
29/08/17
4
18/10/17
6.7
11/12/17
17
11/01/18
37
16/04/18
28
29/05/18
13
18/06/18
29
31/07/18
10
20/08/18
12
05/09/18
7.7
18/10/18
11
07/11/18
6.1
10/12/18
36
04/02/19
35
16/04/19
25
04/07/19
6.1
21/08/19
4
25/10/19
5.4
19/12/19
37
25/02/20
28
16/04/20
21
24/06/20
15
24/08/20
8
22/10/20
11
26/11/20
18
17/12/20
34
22/12/20
29
23/02/21
29
28/04/21
18
23/06/21
21
12/08/21
9.5
25/10/21
12
17/12/21
29
22/02/22
26
20/04/22
15
27/06/22
5.1
22/08/22
4.1
26/10/22
9.9
28/12/22
41
23/02/23
29
26/04/23
21
28/06/23
7.7
28/08/23
11
26/10/23
9.2