SEVRE NANTAISE à SAINT-AUBIN-DES-ORMEAUX, paramètre Demande Biochimique en oxygène en 5 jours (D.B.O.5) mg(O2)/L

10/01/12
1
14/02/12
3.1
19/03/12
4.4
12/04/12
7.3
03/05/12
2.9
11/06/12
3.4
09/07/12
3.3
16/08/12
2.5
13/09/12
2
17/10/12
2.8
14/11/12
1.8
18/12/12
1.8
21/01/13
1.7
21/02/13
1.5
21/03/13
3.1
16/04/13
2
16/05/13
4.1
11/06/13
2.2
03/07/13
1.9
08/08/13
2.1
17/09/13
2.3
15/10/13
3.1
20/11/13
7.9
12/12/13
2
21/01/14
2.1
18/02/14
2.2
11/03/14
1.1
07/04/14
3.1
19/05/14
4.3
17/06/14
2.9
08/07/14
0.8
05/08/14
2.2
09/09/14
3.8
07/10/14
4
13/11/14
1.9
10/12/14
2.1
07/01/15
2.1
11/02/15
3.4
11/03/15
2.4
15/04/15
4.6
12/05/15
2.1
16/06/15
2.6
07/07/15
1
18/08/15
7.7
17/09/15
2.6
14/10/15
1.7
18/11/15
1.2
16/12/15
2.3
14/01/16
3.2
08/02/16
3
09/03/16
2.2
13/04/16
2.8
11/05/16
4
13/06/16
1.4
13/07/16
0.5
Limite de quantif.
16/08/16
1.4
12/09/16
0.5
Limite de quantif.
10/10/16
0.6
10/11/16
5
05/12/16
1.9
04/01/17
3.3
06/02/17
3.4
07/03/17
3.4
05/04/17
2
10/05/17
2.9
07/06/17
2.6
05/07/17
5.4
02/08/17
1.4
06/09/17
0.9
04/10/17
1.9
07/11/17
1.3
14/12/17
2.3
15/01/18
1.9
19/02/18
2.3
12/03/18
0.9
16/04/18
1.6
22/05/18
2.1
18/06/18
1.6
19/07/18
1.1
07/08/18
1.2
10/09/18
1.2
15/10/18
0.7
19/11/18
0.9
17/12/18
2.6
16/03/22
2.1
06/04/22
2.1
18/05/22
2.2
22/06/22
0.91
09/08/22
0.51
20/09/22
0.51
13/12/22
1.9
14/03/23
2.6
18/04/23
2.3
16/05/23
1.4
13/06/23
1.6
22/08/23
1.3
20/09/23
2.4