SEVRE NANTAISE à SAINT-MALO-DU-BOIS-LD POUPET, paramètre Métolachlore total µg/L

18/03/10
0.02
28/04/10
0.02
27/05/10
0.02
18/06/10
0.02
26/08/10
0.02
17/09/10
0.02
17/12/10
0.02
27/01/15
0.01
19/02/15
0.01
23/03/15
0.01
01/04/15
0.01
29/05/15
0.01
15/06/15
0.01
30/07/15
0.01
20/08/15
0.01
24/09/15
0.01
26/10/15
0.01
25/11/15
0.01
22/12/15
0.01
23/06/16
0.02
05/07/16
0.01
05/10/16
0.01
15/11/16
0.01
02/12/16
0.01
12/04/17
0.01
12/05/17
0.01
14/06/17
0.01
17/07/17
0.01
05/10/17
0.01
10/11/17
0.01
04/12/17
0.01
25/01/18
0.005
22/02/18
0.005
23/03/18
0.005
23/04/18
0.005
25/05/18
0.005
25/06/18
0.034
27/07/18
0.01
28/08/18
0.005