RUISSEAU DU MARCHAIS A COURLAY, paramètre Nitrites
mg(NO2)/L
28/11/17
0.11
18/12/17
0.19
22/02/18
0.05
24/04/18
0.22
29/06/18
0.17
24/07/18
0.21
30/08/18
0.14
18/12/18
0.12
26/02/19
0.07
26/04/19
0.13
23/05/19
0.24
27/06/19
0.37
26/07/19
0.54
28/08/19
0.22
01/10/19
0.26
28/11/19
0.12
13/12/19
0.1