RAU DU DRENY à PLOEUC-SUR-LIE, paramètre Nitrates mg(NO3)/L

25/02/16
35
17/03/16
44
21/04/16
41
19/05/16
38
11/08/16
46
17/11/16
28
13/12/16
28
24/01/17
37
16/02/17
39
28/06/17
41
10/08/17
17
28/09/17
32
16/11/17
32
23/01/18
39
27/03/18
36
19/04/18
43
21/06/18
42
24/07/18
45
20/09/18
42
18/10/18
33
20/11/18
34
24/01/19
33
25/02/19
45
26/03/19
43
25/04/19
34
23/05/19
41
20/06/19
25
20/09/19
40
25/01/22
42
22/02/22
37
24/03/22
40
19/04/22
39
17/05/22
40
21/06/22
38
21/07/22
40
16/08/22
35
18/10/22
26
16/11/22
20
13/12/22
36