RAU DE PRIGNY A MOUTIERS-EN-RETZ, paramètre Orthophosphates (PO4) mg(PO4)/L

22/01/15
0.38
25/03/15
0.73
20/05/15
2.2
17/06/15
0.89
14/10/15
0.27
16/11/15
3.5
26/01/16
0.37
23/03/16
0.47
25/05/16
1.7
22/06/16
2.2
19/10/16
0.77
17/11/16
4.4
24/01/17
0.22
14/03/17
0.33
17/05/17
3
14/06/17
3.9
25/01/18
0.27
07/03/18
0.2
17/05/18
3.3
21/06/18
2.3
15/11/18
6.2
15/02/22
0.17
04/04/22
0.34