RUISSEAU DE LA FONTAINE DE LA TRÉQUINIÈRE A SEVREMONT, paramètre Nitrates mg(NO3)/L

22/07/16
29.2
23/08/16
27
27/09/16
36.8
24/10/16
27.7
24/11/16
26.7
20/12/16
45.5
29/01/20
22
27/02/20
22
27/02/20
11
28/02/20
22
28/02/20
20
28/02/20
33
30/03/20
31
23/04/20
29
19/05/20
29
25/06/20
29
10/07/20
26
01/08/20
27
29/09/20
32
29/10/20
18
19/11/20
23
22/12/20
17
26/01/21
31
25/02/21
26
24/03/21
30
28/04/21
30
19/05/21
27
20/05/21
27
25/06/21
29
30/07/21
30
26/08/21
26
23/09/21
26
22/10/21
23
25/11/21
28
29/12/21
9.2