LA SEVRE NANTAISE À LE LONGERON, paramètre Nitrates mg(NO3)/L

22/01/13
19
19/02/13
23
19/03/13
19
17/04/13
18
28/05/13
17
18/06/13
16
16/07/13
10
21/08/13
4
16/09/13
3
22/10/13
13
19/11/13
25
17/12/13
21
21/01/14
21
18/02/14
18
18/03/14
20
22/04/14
17
21/05/14
10
18/06/14
13
22/07/14
14
19/08/14
10
16/09/14
8
20/10/14
11
19/11/14
17
16/12/14
15
22/01/15
24
17/02/15
21
17/03/15
23
22/04/15
15
20/05/15
18
16/06/15
16
28/07/15
6
18/08/15
0.6
22/09/15
16
20/10/15
13
23/11/15
16
15/12/15
21
19/01/16
26
16/02/16
15
22/03/16
23
19/04/16
17
18/05/16
14
22/06/16
12
19/07/16
12
20/09/16
3
12/10/16
6
23/11/16
11
14/12/16
15
18/01/17
21
22/02/17
23
22/03/17
25
19/04/17
17
17/05/17
11
21/06/17
1
19/07/17
0.6
23/08/17
0.5
Limite de quantif.
20/09/17
2
18/10/17
1
22/11/17
3
20/12/17
12
24/01/18
23
21/03/18
19
18/04/18
20
30/05/18
14
20/06/18
13
10/07/18
10
14/08/18
5
19/09/18
3
17/10/18
4
21/11/18
26
19/12/18
24