R SEMNON À MARTIGNE-FERCHAUD, paramètre Nitrates mg(NO3)/L

07/01/13
42
04/02/13
29
04/03/13
34
11/04/13
29
14/05/13
22
11/06/13
18
09/07/13
8.9
07/08/13
4.8
02/09/13
4.2
09/10/13
3.6
06/11/13
51
04/12/13
45
06/01/14
33
03/02/14
22
05/03/14
19
07/04/14
12
14/05/14
7.7
12/06/14
11
10/07/14
4.4
12/08/14
14
03/09/14
0.7
02/10/14
3.8
06/11/14
14
03/12/14
35
15/01/15
30
10/02/15
34
11/03/15
29
07/04/15
17
12/05/15
25
10/06/15
14
02/07/15
4.8
12/08/15
2.3
10/09/15
0.83
07/10/15
0.5
Limite de quantif.
04/11/15
0.5
Limite de quantif.
10/12/15
6
28/01/20
27
10/02/20
33
18/05/20
7.8
25/06/20
3
20/07/20
0.6
24/08/20
0.5
Limite de quantif.
01/09/20
0.5
12/10/20
1
19/11/20
5.7
23/11/20
24
10/12/20
29
11/01/21
43
08/02/21
26
22/03/21
18
06/04/21
11
25/05/21
3.4
07/06/21
9.2
05/07/21
6.4
09/08/21
3.4
06/09/21
1
18/10/21
4.1
08/11/21
4.2
01/12/21
13
18/10/22
1.8
16/11/22
4.7
12/12/22
35
18/01/23
41
08/02/23
47
07/03/23
31
13/04/23
26
25/05/23
12
10/07/23
1.8
23/08/23
1.5
08/09/23
1.3