RAU DE L'HERMITAIN à SAINT-MARTIN-DE-SAINT-MAIXENT, paramètre Nitrates mg(NO3)/L

23/01/13
19
26/02/13
28.6
08/03/13
23
30/05/13
21.2
13/06/13
17.3
22/07/13
19.9
19/08/13
19.8
19/09/13
16.1
07/10/13
16.7
21/11/13
24
19/12/13
19
28/01/14
19
26/02/14
18
10/03/14
20
16/04/14
21
16/05/14
17
23/06/14
21
28/07/14
19
25/08/14
20
16/09/14
19
22/10/14
14
27/11/14
18
17/12/14
18
21/01/15
32
26/02/15
19
12/03/15
23
13/04/15
18
27/05/15
21
26/06/15
21
03/07/15
19
27/08/15
15
22/09/15
24
27/10/15
16
26/11/15
21
08/12/15
21
17/02/21
23
21/04/21
19
22/06/21
16
18/08/21
16
20/10/21
11
15/12/21
19
17/10/22
7
10/11/22
8.3
14/12/22
20
12/01/23
29
10/02/23
29
10/03/23
22
28/04/23
20
23/05/23
19
26/06/23
18
31/07/23
17
25/08/23
16
15/09/23
13