CANAL DU NORD A LA CHAPELLE DES MARAIS, paramètre Oxygène dissous mg(O2)/L

21/10/19
4.2
16/12/19
5
17/02/20
6.8
14/04/20
2.4
30/06/20
3.5
21/08/20
2.7
13/10/20
4.1
10/12/20
8.5
10/02/21
9.6
29/04/21
7.8
10/06/21
12.5
13/08/21
2.1
13/10/21
4.8
13/12/21
6.6
04/02/22
6.8
27/04/22
2.6
21/06/22
4.9
07/10/22
2.1
16/12/22
8.9
14/02/23
8.8
25/04/23
4.8
05/06/23
4.1