CANAL DU MIGNON À LA GREVE-SUR-MIGNON, paramètre Demande Biochimique en oxygène en 5 jours (D.B.O.5) mg(O2)/L

24/02/11
1.1
02/05/11
1.8
30/06/11
2.8
22/08/11
2
04/10/11
1.6
12/12/11
1.2
22/02/12
1.2
10/05/12
0.7
27/06/12
0.5
23/08/12
3
08/10/12
5.9
19/12/12
1
18/02/13
1
06/05/13
1
24/06/13
0.7
19/08/13
1.1
16/12/13
0.6
17/02/14
0.8
05/05/14
0.7
23/06/14
1.5
21/08/14
1.2
08/10/14
1.4
15/12/14
1.2
04/05/15
0.7
22/06/15
0.7
18/08/15
1.6
20/10/15
1
14/12/15
0.6
22/02/16
0.6
09/05/16
0.8
20/06/16
0.7
25/08/16
2.2
25/10/16
2.4
13/12/16
1.5
22/02/17
1.1
10/05/17
1.3
21/06/17
1.1
23/08/17
3.9
25/10/17
0.7
13/12/17
1.5
21/02/18
1.1
16/05/18
1.5
20/06/18
0.6
22/08/18
1.5
17/10/18
0.9
12/12/18
0.9
21/02/19
1.4
22/05/19
0.5
19/06/19
0.7
21/08/19
1.3
17/10/19
0.9
11/12/19
1.9
17/02/22
0.9
21/04/22
0.8
16/06/22
1.3