LA DUE A THORIGNE-SUR-DUE, paramètre Demande Biochimique en oxygène en 5 jours (D.B.O.5) mg(O2)/L

21/02/14
8
21/03/14
2.7
01/04/14
2.1
19/05/14
1.6
02/06/14
1.3
11/07/14
2
27/08/14
2.5
04/09/14
2
28/10/14
1.6
19/11/14
2
02/12/14
2.1
13/01/15
2.8
10/02/15
3
20/03/15
1.8
08/04/15
2.5
21/05/15
2.2
01/06/15
1.8
20/07/15
1.5
20/08/15
1.7
16/09/15
3.1
22/10/15
1.7
20/11/15
2.2
22/12/15
2