ROCHER À ASSÉ-LE-BOISNE, paramètre Phosphore total
mg/L
08/02/17
0.19
07/04/17
0.18
23/06/17
0.38
10/08/17
0.38
13/12/17
0.23
12/02/19
0.08
03/04/19
0.04
13/06/19
0.19
02/08/19
0.52
09/10/19
0.33
03/12/19
0.12