CANAL MARANS LA ROCHELLE A DOMPIERRE SUR MER, paramètre Nitrates
mg(NO3)/L
21/02/19
57.2
22/05/19
46.7
19/06/19
41.2
21/08/19
35.6
17/10/19
22.4
11/12/19
52.9
17/02/22
46
21/04/22
53.4
16/06/22
33.5
18/08/22
29.3
13/10/22
27
08/12/22
20.3
20/02/23
50.9
26/04/23
50.7
19/06/23
28.2
23/08/23
40.9
18/10/23
30.9
13/12/23
48.5