SEVRE NANTAISE à VERTOU, paramètre Demande Biochimique en oxygène en 5 jours (D.B.O.5) mg(O2)/L

16/01/13
2.5
23/01/13
3.5
28/01/13
3.6
05/02/13
2.6
13/02/13
2.5
25/02/13
2.4
07/03/13
3.4
14/03/13
2.9
21/03/13
3.1
03/04/13
3.5
11/04/13
6.2
22/04/13
4.6
14/05/13
3.5
21/05/13
3.2
17/06/13
2.3
26/06/13
2.7
02/07/13
1.6
09/08/13
2
04/09/13
2
25/10/13
1.8
04/11/13
3
19/11/13
2.1
04/12/13
2.4
16/12/13
2.2
14/01/14
2.9
21/01/14
2.6
28/01/14
3.1
10/02/14
2.4
19/02/14
2.1
25/02/14
2.7
04/03/14
3.8
11/03/14
1.9
18/03/14
2.7
03/04/14
3.6
10/04/14
5.1
23/04/14
4.3
22/05/14
2.8
26/05/14
3
16/06/14
5.3
26/06/14
3.2
10/07/14
1.6
05/08/14
0.5
Limite de quantif.
10/09/14
2.7
13/10/14
2
20/11/14
3.2
28/11/14
2.7
03/12/14
2.4
23/12/14
2.4
09/01/15
0.6
16/01/15
5.2
23/01/15
3.6
05/02/15
2.8
13/02/15
3.1
20/02/15
3.4
13/03/15
2.9
24/03/15
3.2
31/03/15
3.5
07/04/15
3
17/04/15
4.4
24/04/15
3.7
11/05/15
2
20/05/15
2.9
18/06/15
2.7
29/06/15
5
30/07/15
1.6
21/08/15
1.9
29/09/15
1.7
13/10/15
1.9
12/11/15
0.8
20/11/15
1.8
11/12/15
1.5
23/12/15
0.8
27/01/16
1.6
19/02/16
1.4
29/02/16
1.3
01/03/16
1.2
14/03/16
1.9
30/03/16
2.8
04/04/16
2
28/04/16
3.9
29/04/16
1.8
10/05/16
3.4
27/05/16
2.3
01/06/16
2.9
27/06/16
0.5
29/07/16
2.7
23/08/16
0.7
13/09/16
1.4
21/10/16
1.1
07/11/16
1.2
28/11/16
1.2
05/12/16
1.4
16/12/16
1.6
02/01/17
1.1
12/01/17
1.6
23/01/17
1.7
01/02/17
2.1
13/02/17
2.2
22/02/17
1.2
01/03/17
2.2
13/03/17
1.7
21/03/17
0.5
Limite de quantif.
03/04/17
1.1
13/04/17
1.4
24/04/17
1.9
09/05/17
1.9
31/05/17
2.1
13/06/17
2.4
26/06/17
1.2
31/07/17
1.5
28/08/17
1.1
14/09/17
1.1
25/10/17
1
06/11/17
1.3
28/11/17
1.5
11/12/17
0.9
22/12/17
1.4
08/01/18
2.9
18/01/18
2.2
29/01/18
1.5
06/02/18
1.4
16/02/18
2.2
26/02/18
1.2
08/03/18
2.3
19/03/18
1.9
29/03/18
2.9
06/04/18
2.6
16/04/18
1.8
26/04/18
1.6
04/05/18
1.8
17/05/18
1.6
06/06/18
1.4
18/06/18
2
31/07/18
1.5
31/08/18
2.2
21/09/18
4
25/10/18
1.9
12/11/18
1.5
22/11/18
1.8
06/12/18
2
17/12/18
1.6
02/01/19
1.2
16/01/19
1
30/01/19
1.7
05/02/19
2.2
15/02/19
2.8
25/02/19
1.7
04/03/19
2
15/03/19
2
25/03/19
2
01/04/19
3.9
15/04/19
4
25/04/19
3.9
02/05/19
3.9
13/05/19
1.9
11/06/19
2.5
18/06/19
2.5
18/07/19
3
30/08/19
1.6
11/09/19
2.4
30/10/19
1.3
04/11/19
3.1
14/11/19
2
16/12/19
2.6
26/12/19
3.1
06/01/20
1.2
16/01/20
2
27/01/20
2.2
13/02/20
2.6
24/02/20
1.4
12/03/20
2.1
23/04/20
3.4
18/05/20
2
29/05/20
2.6
19/06/20
2.3
29/06/20
2.5
24/07/20
1.4
03/08/20
3.7
18/09/20
3
Limite de quantif.
01/10/20
3
02/11/20
1.7
09/11/20
1.6
16/11/20
1.7
23/11/20
1.9
01/12/20
1.2
14/12/20
2.6
04/01/21
1.5
12/01/21
2.7
20/01/21
1.2
12/02/21
2
22/02/21
2.4
11/03/21
1.5
23/03/21
2.5
31/03/21
4.2
01/04/21
3.9
14/04/21
4.1
19/04/21
4
03/05/21
2.4
19/05/21
4.6
01/06/21
4.1
23/06/21
0.5
Limite de quantif.
01/07/21
1.3
02/08/21
2.3
01/09/21
2.3
01/10/21
2.7
02/11/21
2
12/11/21
1.9
01/12/21
0.8
10/12/21
4.5
03/01/22
1.8
27/01/22
1.9
01/02/22
0.9
21/02/22
1.4
01/03/22
1.3
16/03/22
1.3
01/04/22
1.9
19/04/22
2.3
02/05/22
4
16/05/22
2.2
01/06/22
1.9
13/06/22
2.2
01/07/22
0.5
Limite de quantif.
20/07/22
1.4
01/08/22
12.1
11/08/22
1.8
01/09/22
5.3
12/09/22
2.3
10/10/22
3.1
20/10/22
0.5
Limite de quantif.
02/11/22
2.7
21/11/22
1
05/12/22
0.5
12/12/22
1.1
02/01/23
2.3
01/02/23
4.6
17/02/23
2.5
01/03/23
4
15/03/23
4.1
03/04/23
0.7
19/04/23
1.2
15/05/23
2
24/05/23
0.7
05/06/23
5.1
12/06/23
0.5
07/07/23
3.5
17/07/23
3.1
01/08/23
4.2
11/08/23
2.9
01/09/23
2.5
14/09/23
5.4
02/10/23
1.1
09/10/23
2.4
08/11/23
2.4
20/11/23
2.1
01/12/23
1.8
11/12/23
3.2
08/01/24
1.5
23/01/24
2.6
05/02/24
1.3
19/02/24
2.2
11/03/24
4.3
25/03/24