ROHO A SAINT DOLAY, paramètre Orthophosphates (PO4)
mg(PO4)/L
05/10/20
0.11
04/11/20
0.1
04/12/20
0.08
16/02/21
0.04
01/03/21
0.05
07/04/21
0.04
11/05/21
0.06
22/06/21
0.11