GEE à FERCE-SUR-SARTHE, paramètre Nitrates mg(NO3)/L

28/01/13
16.7
21/02/13
41.2
15/03/13
22.9
10/04/13
26.2
17/05/13
48
24/06/13
45.5
10/07/13
40.9
27/08/13
47.3
19/09/13
44.7
29/10/13
28
27/11/13
39
10/12/13
42
16/01/14
30
26/02/14
28
27/03/14
39
02/04/14
41
20/05/14
42
05/06/14
40
16/07/14
44
28/08/14
32
05/09/14
48
29/10/14
39
20/11/14
35
03/12/14
40
14/01/15
33
12/02/15
38
17/03/15
39
22/04/15
38
28/05/15
41
04/06/15
40
22/07/15
38
25/08/15
37
17/09/15
29
23/10/15
41
23/11/15
43
02/12/15
37
26/10/18
38
14/12/18
43
14/02/19
39
16/04/19
41
20/06/19
37
12/08/19
37
22/10/19
31
10/12/19
24