ORNE CHAMPENOISE à ETIVAL-LES-LE-MANS, paramètre Oxygène dissous mg(O2)/L

14/02/17
10.5
13/04/17
10.6
15/05/17
9
26/06/17
7.6
28/06/17
5.1
17/07/17
8.1
21/07/17
8
21/08/17
8.2
24/10/17
7.5
13/11/17
9.5
18/12/17
10.7
14/02/19
12.2
10/04/19
11.2
16/05/19
9.7
23/05/19
9.1
12/06/19
8.4
19/06/19
7.6
08/07/19
7.92
16/07/19
7.8
12/08/19
8.4
22/10/19
9.7
13/11/19
10.7
10/12/19
9.9