SEVRE NANTAISE à SAINT-AUBIN-DES-ORMEAUX, paramètre Nitrates mg(NO3)/L

21/01/13
22
21/02/13
26
21/03/13
15
16/04/13
18
16/05/13
18
11/06/13
17
03/07/13
15
08/08/13
4.7
17/09/13
2.7
15/10/13
6.5
20/11/13
25
12/12/13
26
21/01/14
21
18/02/14
17
11/03/14
20
07/04/14
17
19/05/14
14
17/06/14
13
08/07/14
13
05/08/14
9
09/09/14
9.8
07/10/14
11
13/11/14
17
10/12/14
19
07/01/15
21
11/02/15
27
11/03/15
24
15/04/15
17
12/05/15
18
16/06/15
15
07/07/15
8.6
18/08/15
0.5
Limite de quantif.
17/09/15
9.4
14/10/15
14
18/11/15
13
16/12/15
23
14/01/16
20
08/02/16
19
09/03/16
20
13/04/16
18
11/05/16
15
13/06/16
15
13/07/16
13
16/08/16
4.2
12/09/16
2.4
10/10/16
5
10/11/16
3.7
05/12/16
12
04/01/17
19
06/02/17
23
07/03/17
19
05/04/17
21
10/05/17
14
07/06/17
5.5
05/07/17
0.54
02/08/17
0.53
06/09/17
0.8
04/10/17
0.5
Limite de quantif.
07/11/17
1.8
14/12/17
9
15/01/18
32
19/02/18
20
12/03/18
22
16/04/18
19
22/05/18
16
18/06/18
14
19/07/18
6.9
07/08/18
3.9
10/09/18
3.6
15/10/18
3.8
19/11/18
24
17/12/18
27
16/03/22
15
06/04/22
17
18/05/22
12
22/06/22
6.4
09/08/22
0.77
20/09/22
0.6
13/12/22
22
14/03/23
17
18/04/23
16
16/05/23
12
13/06/23
9.7
22/08/23
0.5
Limite de quantif.
20/09/23
0.58