CHEZINE à NANTES, paramètre AMPA
µg/L
28/04/16
0.11
27/05/16
0.22
27/06/16
0.31
29/07/16
0.45
21/10/16
0.24
28/11/16
0.21
21/12/16
0.2
27/04/17
0.28
30/05/17
0.29
29/06/17
0.93
28/07/17
0.34
26/10/17
0.33
27/11/17
0.19
19/12/17
0.13