ILETTE à REZE, paramètre Demande Biochimique en oxygène en 5 jours (D.B.O.5) mg(O2)/L

27/02/12
1.9
02/05/12
1.3
10/09/12
1.4
12/10/12
3.6
17/12/12
2.2
28/02/13
2.5
08/04/13
1.6
19/06/13
1.8
13/08/13
1.7
29/10/13
2.1
18/12/13
2
27/02/14
2
08/04/14
2.1
19/06/14
1.5
21/07/14
4.3
20/10/14
2.4
17/12/14
1.5
26/02/15
1.2
08/04/15
5.1
10/06/15
1.2
19/08/15
1.1
22/10/15
1.7
15/12/15
3.2
19/02/16
1
12/04/16
2.1
25/05/16
2.6
10/08/16
1.9
13/10/16
1.6
01/12/16
1.8
15/02/17
1.6
20/04/17
2.2
30/05/17
3.6
22/08/17
2.3
06/10/17
2.1
05/12/17
1.8
28/02/18
1.8
13/04/18
2.1
04/06/18
3
22/08/18
3.8
23/10/18
2.3
03/12/18
1.1
15/10/19
3.3
17/12/19
1
13/02/20
1.5
17/04/20
2.2
03/06/20
1.2
13/08/20
5.5
14/10/20
1.7
09/12/20
1.8
12/02/21
1.3
20/04/21
1.7
29/06/21
1.9
20/08/21
3.9
26/10/21
2.4
01/12/21
2
08/02/22
1.2
12/04/22
1.3
08/06/22
3.6
03/08/22
2.8
03/10/22
3.7
16/12/22
0.6
27/02/23
1
04/04/23
1.6
07/06/23
2.7