LA BOUTIERE A SAINT-ETIENNE-DU-BOIS, paramètre Orthophosphates (PO4)
mg(PO4)/L
10/01/22
0.21
07/02/22
0.092
07/03/22
0.062
04/04/22
0.089
09/05/22
0.12
07/11/22
0.075
05/12/22
0.055
19/01/23
0.14
09/02/23
0.09
06/03/23
0.052
11/04/23
0.13
09/05/23
0.29