PETITE BOULOGNE à CHAPELLE-PALLUAU, paramètre Nitrates mg(NO3)/L

17/01/13
14
19/02/13
19
14/03/13
18
11/04/13
8.8
21/05/13
13
17/06/13
12
11/07/13
7.9
28/08/13
0.89
18/09/13
3.9
16/10/13
6.4
13/11/13
32
17/12/13
18
16/01/14
6.8
13/02/14
4.6
13/03/14
13
15/04/14
13
20/05/14
12
12/06/14
8.3
17/07/14
4.1
19/08/14
12
17/09/14
1.1
14/10/14
4.1
19/11/14
26
18/12/14
22
14/01/15
17
17/02/15
11
18/03/15
18
14/04/15
14
20/05/15
15
11/06/15
10
16/07/15
3.8
20/08/15
1.3
22/09/15
21
13/10/15
19
12/11/15
2.4
08/12/15
18
07/01/16
15
10/02/16
10
15/03/16
16
20/04/16
14
12/05/16
13
14/06/16
14
12/07/16
10
18/08/16
1.5
14/09/16
0.5
Limite de quantif.
11/10/16
0.85
08/11/16
0.5
Limite de quantif.
06/12/16
19
03/01/17
29
07/02/17
40
06/03/17
24
04/04/17
18
09/05/17
12
06/06/17
6
04/07/17
3.2
01/08/17
0.5
Limite de quantif.
04/09/17
0.5
Limite de quantif.
03/10/17
0.5
Limite de quantif.
09/11/17
0.5
Limite de quantif.
12/12/17
23
17/01/18
29
13/02/18
20
14/03/18
17
18/04/18
16
24/05/18
11
21/06/18
11
18/07/18
7.7
09/08/18
0.79
12/09/18
0.69
17/10/18
0.5
Limite de quantif.
21/11/18
13
19/12/18
26
29/01/19
20
19/02/19
25
19/03/19
17
18/04/19
13
15/05/19
12
12/06/19
12
09/07/19
0.57
13/08/19
0.5
Limite de quantif.
10/09/19
0.9
15/10/19
2.8
13/11/19
37
10/12/19
23
07/02/20
16
29/06/20
10
21/08/20
5.1
27/10/20
36
12/11/20
22
23/12/20
14
15/02/21
15
26/04/21
9
25/06/21
22
31/08/21
0.5
27/10/21
0.5
Limite de quantif.
27/12/21
15
07/03/22
16
04/04/22
12
09/05/22
10
13/06/22
4.5
05/07/22
3
04/10/22
0.5
Limite de quantif.
25/10/22
0.9
07/11/22
5.4
23/11/22
64
05/12/22
45
28/12/22
43
30/01/23
24
22/02/23
19
29/03/23
17
24/04/23
12
25/05/23
11
26/06/23
2.4
25/07/23
0.7
24/08/23
0.5
Limite de quantif.
28/09/23
1.3