PETITE BOULOGNE à LA CHAPELLE-PALLUAU, paramètre Orthophosphates (PO4) mg(PO4)/L

17/01/13
0.24
19/02/13
0.24
14/03/13
0.26
11/04/13
0.28
21/05/13
0.48
17/06/13
0.77
11/07/13
0.18
28/08/13
0.84
18/09/13
0.29
16/10/13
0.89
13/11/13
0.45
17/12/13
0.41
16/01/14
0.35
13/02/14
0.31
13/03/14
0.31
15/04/14
0.45
20/05/14
0.63
12/06/14
0.91
17/07/14
1.1
19/08/14
0.96
17/09/14
1.1
14/10/14
1.2
19/11/14
0.4
18/12/14
0.38
14/01/15
0.41
17/02/15
0.33
18/03/15
0.28
14/04/15
0.42
20/05/15
0.51
11/06/15
0.65
16/07/15
0.91
22/09/15
0.97
13/10/15
0.66
12/11/15
1.28
08/12/15
0.56
07/01/16
0.61
10/02/16
0.37
15/03/16
0.3
20/04/16
0.34
12/05/16
0.75
14/06/16
0.63
12/07/16
0.83
18/08/16
0.73
14/09/16
0.75
11/10/16
1.3
08/11/16
1.5
06/12/16
0.7
03/01/17
0.69
07/02/17
0.44
06/03/17
0.38
04/04/17
0.39
09/05/17
1
06/06/17
1.2
04/07/17
1.8
01/08/17
1.1
04/09/17
1.4
03/10/17
3.7
09/11/17
1.8
12/12/17
0.68
17/01/18
0.34
13/02/18
0.25
14/03/18
0.28
18/04/18
0.43
24/05/18
0.89
21/06/18
1.1
18/07/18
1.1
09/08/18
1.2
12/09/18
1.2
17/10/18
3.5
21/11/18
0.84
19/12/18
0.49