L'OUIN A LA PETITE-BOISSIERE, paramètre Orthophosphates (PO4) mg(PO4)/L

22/07/16
0.35
23/08/16
0.43
26/09/16
0.6
21/10/16
0.24
24/11/16
0.12
20/12/16
0.53
28/11/17
0.4
18/12/17
0.96
22/02/18
0.13
24/04/18
0.22
29/06/18
0.18
24/07/18
0.29
30/08/18
0.96
18/12/18
0.23
26/02/19
0.03
26/04/19
0.55
23/05/19
0.52
27/06/19
0.37
26/07/19
0.63
28/08/19
1.04
01/10/19
0.42
28/11/19
0.3
13/12/19
0.3