SEVRE NANTAISE à SAINT-JOUIN-DE-MILLY, paramètre Nitrates mg(NO3)/L

18/01/12
25.3
28/03/12
13.4
23/04/12
10.5
29/05/12
12.9
19/06/12
10.2
16/07/12
10.3
24/08/12
3.9
14/09/12
2.8
11/10/12
7.8
23/11/12
18.2
25/02/13
23.3
26/04/13
16.5
25/06/13
12.4
26/08/13
9.5
25/10/13
9.5
17/12/13
20
24/02/14
13
14/04/14
13
24/06/14
13
18/08/14
11
16/10/14
10
22/12/14
13
24/02/15
12
27/04/15
14
22/06/15
12
20/08/15
3.4
26/10/15
12
22/12/15
17
18/02/16
17.4
26/04/16
14.5
20/06/16
9.9
05/07/16
13.4
16/08/16
6.3
09/09/16
3.5
19/10/16
5.9
15/11/16
7.9
14/12/16
12.5
09/01/17
15.6
09/02/17
30.2
30/03/17
19.4
24/04/17
14.3
12/05/17
11
26/06/17
0.5
Limite de quantif.
17/07/17
0.5
Limite de quantif.
23/08/17
0.5
Limite de quantif.
18/09/17
2
23/10/17
0.7
10/11/17
1.2
14/12/17
12
15/01/18
28
22/02/18
19
27/03/18
15
23/04/18
14
01/05/18
9.5
25/05/18
1
Limite de quantif.
25/06/18
12
27/07/18
6
03/08/18
4.5
19/09/18
1.3
05/10/18
0.9
07/11/18
7.3
04/12/18
24
23/01/19
19.8
21/02/19
21
18/03/19
15
29/04/19
9.4
14/05/19
10
24/06/19
7.2
24/07/19
0.5
Limite de quantif.
30/08/19
1.5
24/09/19
0.9
25/10/19
26
15/11/19
15.4
30/12/19
19
29/01/20
11.6
26/02/20
15
19/03/20
15
28/04/20
14
19/05/20
15
18/06/20
11
10/07/20
9
24/08/20
3.2
07/09/20
1.6
27/10/20
16
24/11/20
19
21/12/20
18
26/01/21
20
23/02/21
15
24/03/21
17
28/04/21
13
19/05/21
9.2
21/06/21
7.8
29/07/21
5.5
17/08/21
3.7
22/09/21
1.4
20/10/21
4.9
23/11/21
10
22/12/21
19
26/01/22
21
23/02/22
15
24/03/22
14
13/04/22
12
23/05/22
6.7
17/06/22
3.4
27/07/22
0.5
Limite de quantif.
17/08/22
4.7
22/09/22
1.7
24/10/22
11
16/11/22
7.1
29/11/22
25
16/12/22
22
16/01/23
15
17/01/23
19
10/02/23
24
15/03/23
15
23/03/23
12
27/04/23
12
16/05/23
10
25/05/23
11
27/06/23
7.5
18/07/23
1.1
21/07/23
0.99
28/08/23
1.6
14/09/23
2
26/09/23
11
30/10/23
21
22/11/23
14