LA BLANCHE A ROUANS, paramètre Phosphore total
mg/L
17/02/22
0.21
13/04/22
0.35
28/06/22
0.25
02/08/22
0.26
14/10/22
0.22
08/12/22
0.084
02/02/23
0.096
19/04/23
0.14
14/06/23
0.2