LOIRE à MONTJEAN-SUR-LOIRE, paramètre Nitrates mg(NO3)/L

14/01/10
19.5
20/01/10
29.3
27/01/10
17.8
02/02/10
18.1
09/02/10
16.1
15/02/10
23.7
09/03/10
18.4
16/03/10
35.1
23/03/10
18.1
02/04/10
17.2
07/04/10
11.6
26/04/10
13.4
05/05/10
12.6
20/05/10
9.6
02/06/10
8.8
28/06/10
7.9
15/07/10
5.3
24/08/10
7.6
08/09/10
6.7
27/10/10
9.6
15/11/10
10
23/11/10
11
07/12/10
11.5
14/12/10
17.2
11/01/11
19.2
17/01/11
17.5
24/01/11
25.8
01/02/11
21.3
09/02/11
25.7
24/02/11
24.2
07/03/11
15.8
17/03/11
16.2
29/03/11
13.3
06/04/11
12.4
12/04/11
10.6
19/04/11
11.1
11/05/11
11.1
26/05/11
7
15/06/11
6.3
27/06/11
7.1
11/07/11
3.9
16/08/11
5.3
06/09/11
6.2
07/10/11
6.3
14/11/11
8
24/11/11
10.2
09/12/11
12.6
15/12/11
13.8
12/01/12
15.48
18/01/12
18
31/01/12
15.18
07/02/12
16.05
15/02/12
18.8
21/02/12
19
12/03/12
16.1
22/03/12
14.7
28/03/12
12.9
12/04/12
11.6
18/04/12
11.2
26/04/12
9.9
09/05/12
9.7
22/05/12
11.8
20/06/12
8.4
27/06/12
7.5
05/07/12
6.8
28/08/12
6.7
13/09/12
5.4
08/10/12
8.4
12/11/12
20.8
22/11/12
19.6
03/12/12
17
12/12/12
18.9
16/01/13
19.8
23/01/13
12.9
28/01/13
18.3
04/02/13
13.3
13/02/13
14.5
25/02/13
20.6
06/03/13
20.8
14/03/13
18.8
21/03/13
17.1
02/04/13
7.3
12/04/13
16.3
22/04/13
14
14/05/13
12.3
22/05/13
14.1
17/06/13
11.6
25/06/13
13.7
02/07/13
14.6
12/08/13
10.9
05/09/13
11.2
17/10/13
14
04/11/13
16
19/11/13
17
09/12/13
17
16/12/13
18
14/01/14
17
21/01/14
16
28/01/14
14
11/02/14
12
19/02/14
12
25/02/14
16
05/03/14
13
11/03/14
16
19/03/14
18
02/04/14
16
10/04/14
17
22/04/14
17
22/05/14
15
27/05/14
17
16/06/14
14
25/06/14
14
09/07/14
14
06/08/14
9.4
11/09/14
14
14/10/14
13
20/11/14
11
26/11/14
12
04/12/14
14
22/12/14
12
09/01/15
14
16/01/15
14
23/01/15
15
05/02/15
12
13/02/15
14
20/02/15
15
13/03/15
13
24/03/15
15
30/03/15
15
07/04/15
12
17/04/15
15
29/04/15
12
11/05/15
9.7
28/05/15
14
10/06/15
14
29/06/15
9.4
24/07/15
8.5
27/08/15
8
23/09/15
13
21/10/15
13
12/11/15
12
20/11/15
12
04/12/15
15
11/12/15
16
25/01/16
17.3
01/02/16
16.9
19/02/16
10.9
29/02/16
12.8
01/03/16
14.1
09/03/16
11.5
30/03/16
17.1
04/04/16
15.6
22/04/16
8.1
29/04/16
15.7
10/05/16
12.2
26/05/16
9.2
01/06/16
10.7
23/06/16
10.2
04/07/16
13.2
26/07/16
13
12/08/16
13.9
30/08/16
11.1
08/09/16
11.4
14/09/16
9.3
17/10/16
13.6
28/10/16
13.8
07/11/16
14.7
24/11/16
16.2
05/12/16
15.3
15/12/16
17.2
02/01/17
16.6
12/01/17
17.4
23/01/17
17.4
01/02/17
18.6
13/02/17
17.1
22/02/17
16.3
01/03/17
16.2
13/03/17
17.2
21/03/17
17.3
03/04/17
13.2
13/04/17
12.6
24/04/17
13.3
09/05/17
10.7
22/05/17
9.7
13/06/17
7.3
26/06/17
5.3
06/07/17
6.4
25/07/17
4.6
11/08/17
4.1
29/08/17
5.5
04/09/17
5.5
12/09/17
6.1
04/10/17
8.1
23/10/17
8.7
06/11/17
11
21/11/17
11
11/12/17
13
22/12/17
14
08/01/18
14
18/01/18
15
29/01/18
12
06/02/18
15
16/02/18
17
26/02/18
25
08/03/18
17
19/03/18
12
29/03/18
14
06/04/18
13
16/04/18
12
26/04/18
11
04/05/18
12
17/05/18
11
06/06/18
8.6
18/06/18
9
02/07/18
7.5
17/07/18
7.5
03/08/18
6.5
30/08/18
6.9
10/09/18
8
20/09/18
6.4
05/10/18
9
30/10/18
10
12/11/18
8.7
22/11/18
10
06/12/18
17
17/12/18
23
02/01/19
23
16/01/19
22
30/01/19
19
05/02/19
23
15/02/19
22
25/02/19
21
04/03/19
20
15/03/19
16
25/03/19
15
01/04/19
15
15/04/19
14
25/04/19
13
02/05/19
12
13/05/19
11
11/06/19
8.8
18/06/19
10
09/07/19
5
17/07/19
2.4
21/08/19
4.2
29/08/19
3.6
03/09/19
3.2
13/09/19
4.3
21/10/19
7.3
30/10/19
9.3
04/11/19
11
14/11/19
18
16/12/19
17
26/12/19
17
06/01/20
20
16/01/20
21
27/01/20
20
03/02/20
16
13/02/20
19
24/02/20
17
02/03/20
17
12/03/20
13
18/05/20
13
29/05/20
13
19/06/20
9.1
29/06/20
7.2
10/07/20
9.1
24/07/20
9.2
03/08/20
8.4
13/08/20
6.1
15/09/20
7.3
15/09/20
7.3
28/09/20
8.9
01/10/20
8.9
21/10/20
13
02/11/20
13
09/11/20
13
13/11/20
13
16/11/20
13
01/12/20
13
14/12/20
13
04/01/21
19
12/01/21
19
20/01/21
17
01/02/21
15
22/02/21
18
11/03/21
18
23/03/21
16
31/03/21
15
01/04/21
16
14/04/21
15
19/04/21
14
03/05/21
14
19/05/21
8.1
01/06/21
8.3
23/06/21
10
01/07/21
9.9
28/07/21
7.5
02/08/21
8.4
27/08/21
8.5
01/09/21
8.6
30/09/21
11
01/10/21
12
19/10/21
13
02/11/21
12
12/11/21
11
01/12/21
13
10/12/21
12
03/01/22
12
20/01/22
15
27/01/22
17
01/02/22
18
11/02/22
17
21/02/22
14
01/03/22
14
08/03/22
14
16/03/22
13
01/04/22
13
11/04/22
9.6
19/04/22
8.8
02/05/22
9.4
16/05/22
8.1
01/06/22
7.9
13/06/22
4.8
01/07/22
6.4
20/07/22
3
01/08/22
2.1