SEVRE NANTAISE à CLISSON, paramètre Orthophosphates (PO4) mg(PO4)/L

07/02/08
0.43
02/04/08
0.18
05/06/08
0.47
20/08/08
0.38
15/10/08
0.3
09/12/08
0.44
04/02/09
0.16
01/04/09
0.05
09/06/09
0.28
04/08/09
0.48
14/10/09
0.31
02/12/09
0.28
17/02/10
0.16
12/04/10
0.18
08/06/10
0.3
28/07/10
0.56
20/10/10
0.3
02/12/10
0.37
14/02/11
0.22
06/04/11
0.05
08/06/11
0.2
23/08/11
0.42
17/10/11
0.4
06/12/11
0.4
27/02/12
0.15
02/05/12
0.35
28/06/12
0.48
10/09/12
0.66
12/10/12
0.62
17/12/12
0.55
28/02/13
0.17
08/04/13
0.1
19/06/13
0.29
13/08/13
0.47
29/10/13
0.46
18/12/13
0.21
27/02/14
0.28
08/04/14
0.18
19/06/14
0.23
21/07/14
0.49
20/10/14
0.38
17/12/14
0.39
26/02/15
0.32
08/04/15
0.18
10/06/15
0.3
19/08/15
0.83
22/10/15
0.35
15/12/15
0.35
19/02/16
0.25
12/04/16
0.12
25/05/16
0.21
23/06/16
0.46
05/07/16
0.44
01/08/16
0.41
10/08/16
0.3
09/09/16
0.63
05/10/16
0.37
13/10/16
0.36
15/11/16
0.36
01/12/16
0.35
02/12/16
0.34
09/01/17
0.28
15/02/17
0.28
30/03/17
0.24
20/04/17
0.35
12/05/17
0.13
30/05/17
0.4
17/07/17
0.54
22/08/17
0.62
18/09/17
0.42
06/10/17
0.45
10/11/17
0.34
05/12/17
0.33
09/01/18
0.31
28/02/18
0.23
12/03/18
0.19
13/04/18
0.22
04/06/18
0.33
16/07/18
0.47
22/08/18
0.43
10/09/18
0.33
23/10/18
0.3
03/12/18
0.3
23/01/19
0.2
18/03/19
0.27
13/05/19
0.4
22/07/19
0.68
24/09/19
0.35
15/11/19
0.38
28/02/20
0.264