RAU DU PIRON à CHEFFES, paramètre Orthophosphates (PO4) mg(PO4)/L

16/02/15
0.23
23/04/15
0.93
04/06/15
1.6
26/08/15
3.5
27/10/15
1.9
28/12/15
0.84
25/02/19
0.423
19/04/19
1.58
24/06/19
1.39
25/10/19
3.59
13/12/19
0.626
19/02/21
0.242
22/04/21
1.05
17/06/21
1.89
24/08/21
2.31
15/10/21
2.09
13/12/21
0.38
17/11/22
2.15
13/12/22
0.155
18/01/23
0.267
13/02/23
0.04
17/03/23
0.656
14/04/23
0.841
22/05/23
1.47
09/06/23
1.52