L'ARCHE (LA SARTHE), paramètre Métaldéhyde
µg/L
05/01/21
0
16/03/21
0
06/05/21
0
08/07/21
0
01/09/21
0
02/11/21
0.041
28/12/21
0.057
01/02/22
0
01/03/22
0
03/05/22
0
07/07/22
0
06/09/22
0
08/11/22
0
05/01/23
0
08/03/23
0
02/05/23
0
08/06/23
0.034
07/08/23
0
02/10/23
0
08/11/23
0.064