RAU DE SAUZIGNAC À JANS, paramètre Nitrates mg(NO3)/L

22/01/16
47.4
23/02/16
34.4
17/03/16
33.3
22/04/16
25.2
13/05/16
28.3
22/06/16
16.4
15/07/16
12.1
19/10/16
4.1
18/11/16
0.5
Limite de quantif.
15/12/16
0.5
Limite de quantif.
22/02/17
28.5
15/03/17
40.8
19/04/17
18.9
16/05/17
10.6
15/06/17
4
15/09/17
2.7
15/11/17
0.5
Limite de quantif.
15/12/17
27.8
23/01/18
67.4
04/02/19
52
16/04/19
31
04/07/19
3.2
25/10/19
8.8
22/02/22
35
20/04/22
24
27/06/22
6.9
26/10/22
0.7
28/12/22
63