DON à GUEMENE-PENFAO, paramètre Nitrates mg(NO3)/L

08/02/13
28.9
12/04/13
18.6
14/06/13
17.3
14/08/13
3.5
18/10/13
0.5
06/12/13
35
14/02/14
9.5
04/04/14
25.1
17/06/14
10.7
18/07/14
4.8
02/10/14
0.7
22/12/14
40.1
20/02/15
28.5
30/04/15
20.4
19/06/15
13.1
11/08/15
0.5
06/10/15
3.4
09/12/15
11.3
22/01/16
39.3
11/02/16
29.7
17/03/16
29.8
22/04/16
25.2
13/05/16
23.6
30/05/16
18.8
15/07/16
10.7
23/08/16
0.9
16/09/16
0.5
Limite de quantif.
24/10/16
0.5
18/11/16
0.8
19/12/16
3.8
13/02/17
72
15/03/17
39.9
21/04/17
13.3
16/05/17
4.5
29/08/17
1.7
15/09/17
0.5
Limite de quantif.
16/10/17
0.5
15/11/17
0.5
Limite de quantif.
07/12/17
0.03
23/01/18
48.6
22/02/18
40.3
19/04/18
27.3
15/06/18
22.1
10/08/18
1.2
10/10/18
0.5
Limite de quantif.
06/12/18
79.1
16/10/19
0.5
Limite de quantif.
18/12/19
34.5
20/02/20
32
25/02/20
33
21/04/20
30
24/06/20
20
24/06/20
20
20/08/20
0.5
Limite de quantif.
24/08/20
0.5
Limite de quantif.
14/10/20
2.6
22/10/20
3.4
18/11/20
32
16/12/20
54
17/12/20
47
23/02/21
36
28/04/21
18
23/06/21
14
12/08/21
5.6
25/10/21
15
17/12/21
37
09/02/22
35
29/04/22
12
16/06/22
2.4
18/08/22
0.5
Limite de quantif.
06/10/22
0.5
Limite de quantif.
15/12/22
30
01/02/23
44
18/04/23
23
19/06/23
6.4