SEVRE NIORTAISE À TAUGON, paramètre Demande Biochimique en oxygène en 5 jours (D.B.O.5) mg(O2)/L

24/02/11
2
02/05/11
2.5
30/06/11
1.8
22/08/11
5
04/10/11
5.7
12/12/11
1.4
22/02/12
2.4
10/05/12
1.2
27/06/12
1.4
23/08/12
2.2
08/10/12
2.5
19/12/12
1.2
18/02/13
1.3
06/05/13
2.3
24/06/13
1.5
19/08/13
1.7
16/12/13
1
17/02/14
1.5
05/05/14
2.6
23/06/14
2.7
21/08/14
1.9
08/10/14
2.1
15/12/14
0.9
23/02/15
1.4
04/05/15
1.3
22/06/15
2.2
18/08/15
5
20/10/15
1.7
14/12/15
1.2
22/02/16
0.9
09/05/16
1.7
20/06/16
1.7
25/08/16
4.6
25/10/16
1
13/12/16
1.7
22/02/17
2.8
10/05/17
4.6
21/06/17
1.6
23/08/17
2.6
25/10/17
1.4
13/12/17
3.2
21/02/18
1.1
16/05/18
1.6
20/06/18
0.8
22/08/18
1
17/10/18
5.8
12/12/18
1.1
21/02/19
1.8
22/05/19
1.2
19/06/19
4.7
21/08/19
1.2
17/10/19
1.2
11/12/19
1.3
17/02/22
1.3
21/04/22
1.7
16/06/22
5.5