RAU DES ARCHES OU RAU DE PATOUILLET à RUFFIAC, paramètre Nitrates mg(NO3)/L

27/01/16
51
24/02/16
19
29/03/16
35
26/04/16
35
25/05/16
36
26/07/16
32
23/08/16
30
27/09/16
4.7
25/10/16
13
22/11/16
19
20/12/16
29
30/01/17
39
28/02/17
48
28/03/17
47
25/04/17
39
30/05/17
18
27/06/17
3.8
24/07/17
11
29/08/17
33
28/09/17
7.7
30/10/17
3.2
28/11/17
15
19/12/17
10
30/01/18
64
27/02/18
64
28/03/18
48
24/04/18
50
30/05/18
29
27/06/18
41
30/07/18
31
27/08/18
20
26/09/18
12
30/10/18
20
29/11/18
33
17/12/18
55
31/01/19
45
07/02/19
59
28/03/19
51
30/04/19
37
28/05/19
37
26/06/19
28
31/07/19
9
24/09/19
2
30/10/19
56
27/11/19
45
16/12/19
54
29/01/20
46
26/02/20
42
30/03/20
47
29/04/20
34
27/05/20
43
30/06/20
43
30/07/20
40
27/08/20
26
28/09/20
19
27/10/20
44
25/11/20
46
22/12/20
34
24/01/22
50.5
22/02/22
30.6
28/03/22
43.2
28/04/22
37.2
31/05/22
38
28/06/22
31
27/07/22
16.8
30/08/22
1.6
27/09/22
28.4
26/10/22
32
29/11/22
58.9
20/12/22
32.8