SEVRE NANTAISE à MONTRAVERS, paramètre Nitrites mg(NO2)/L

18/03/09
0.11
05/05/09
0.16
21/07/09
0.08
18/08/09
0.08
07/09/09
0.08
03/12/09
0.17
01/03/10
0.09
11/05/10
0.17
05/07/10
0.2
02/08/10
0.09
06/09/10
0.06
14/12/10
0.13
14/03/11
0.25
10/05/11
0.2
18/07/11
0.11
16/08/11
0.11
12/09/11
0.11
06/12/11
0.19
19/03/12
0.09
14/05/12
0.16
23/07/12
0.08
28/08/12
0.1
17/09/12
0.11
11/12/12
0.1
12/03/13
0.11
13/05/13
0.11
16/07/13
0.28
26/08/13
0.1
17/09/13
0.12
10/12/13
0.12
10/03/14
0.1
13/05/14
0.1
07/07/14
0.1
12/08/14
0.13
22/09/14
0.09
08/12/14
0.14
09/03/15
0.08
12/05/15
0.11
06/07/15
0.15
11/08/15
0.14
14/09/15
0.12
07/12/15
0.23
08/03/16
0.12
11/05/16
0.11
05/07/16
0.09
09/08/16
0.1
12/09/16
0.08
05/12/16
0.18
23/03/17
0.12
18/05/17
0.2
19/07/17
0.07
29/08/17
0.08
12/09/17
0.08
18/12/17
0.21
13/03/18
0.08
30/05/18
0.17
16/07/18
0.11
08/08/18
0.14
11/09/18
0.08
19/12/18
0.14
12/03/19
0.09
28/05/19
0.15
15/07/19
0.07
05/08/19
0.13
09/09/19
0.08
04/03/20
0.05
25/05/20
0.1
08/07/20
0.15
12/08/20
0.08
18/09/20
0.11
14/12/20
0.11