RAU DE LA VILAINE À MARTIGNE-BRIAND, paramètre AMPA µg/L

14/01/14
0.27
11/02/14
0.22
11/03/14
0.17
15/04/14
0.24
14/05/14
0.44
10/06/14
0.42
18/04/17
0.15
22/05/17
0.67
21/11/17
1.9
22/12/17
1.5
11/06/19
1.396
07/04/21
0.14
04/05/21
0.43
08/06/21
1.5
06/07/21
1.4
05/10/21
1
03/11/21
1.6
07/12/21
2.3
20/05/22
1
17/06/22
1.6
18/10/22
0.8
15/11/22
0.42
20/12/22
0.53