RUISSEAU DE LA MARIOLLIERE A MONCOUTANT-SUR-SEVRE, paramètre Orthophosphates (PO4) mg(PO4)/L

01/01/22
0.18
25/02/22
0.12
01/03/22
0.21
20/04/22
0.4
23/05/22
0.47
24/06/22
0.8
27/07/22
1.77
24/08/22
1.56
22/09/22
1.23
19/10/22
0.96
29/11/22
0.26
29/12/22
0.26
18/01/23
0.35
16/02/23
0.25
23/03/23
0.2
18/04/23
0.23
25/05/23
0.45
29/06/23
0.99
19/07/23
0.61
24/08/23
0.65
26/09/23
1.18
26/10/23
0.44
28/11/23
0.23
19/12/23
0.34