VERRET A BEAUPREAU-EN-MAUGES, paramètre Orthophosphates (PO4)
mg(PO4)/L
30/10/17
0.87
27/11/17
1.4
19/12/17
1.13
21/02/18
0.21
23/04/18
0.3
24/05/18
0.53
28/06/18
0.63
23/07/18
1.54
30/08/18
1.17
18/10/18
1.02
28/11/18
0.6
25/02/19
0.24
24/04/19
0.83
22/05/19
0.79
27/06/19
1.74
23/10/19
2.06
27/11/19
0.55
12/12/19
0.38