TREFINEU À GUIPRY, paramètre Nitrates mg(NO3)/L

17/02/16
40.1
11/04/16
32.7
02/06/16
27.2
02/12/16
3.9
13/02/18
39
17/04/18
38
25/06/18
35
30/08/18
8.1
22/10/18
12
17/12/18
47
13/04/22
26.6
03/05/22
25.9
07/06/22
17.1
04/07/22
14.7
08/11/22
2.2
06/12/22
34.9