RAU DU PONT HABERT A CHALLANS, paramètre Nitrates mg(NO3)/L

22/01/15
9.9
25/03/15
14
20/05/15
15
17/06/15
11
14/10/15
2.4
16/11/15
2.6
26/01/16
16
23/03/16
17
25/05/16
11
22/06/16
12
19/10/16
3.2
17/11/16
1.4
24/01/17
23
14/03/17
14
17/05/17
9.4
14/06/17
2.9
10/10/17
1.2
13/11/17
0.5
Limite de quantif.
25/01/18
9.1
07/03/18
9.4
17/05/18
16
21/06/18
12
04/10/18
0.5
Limite de quantif.
15/11/18
17
29/01/19
12
21/03/19
16
15/05/19
13
11/06/19
5.9
16/10/19
1.1
20/11/19
24
06/02/20
13
18/05/20
17
17/06/20
24
19/10/20
6.7
12/11/20
13
03/12/20
18
15/02/22
8.9
04/04/22
15
03/05/22
14
02/06/22
3.9
05/10/22
0.5
Limite de quantif.
09/11/22
0.84