BUTTE DE LA ROCHE A LE LOROUX-BOTTEREAU, paramètre Orthophosphates (PO4) mg(PO4)/L

02/02/18
0.5
27/02/18
0.38
26/03/18
0.4
27/04/18
0.67
25/05/18
0.46
26/06/18
0.48
29/08/18
0.44
29/10/18
1.18
13/11/18
0.79
20/12/18
0.49
28/01/20
0.568
26/02/20
0.539
25/03/20
0.507
29/04/20
0.777
24/06/20
0.644
28/10/20
1.14
25/11/20
1.09
22/12/20
0.815