RAU CHAMBON A AZAY-LE-BRULE, paramètre Demande Biochimique en oxygène en 5 jours (D.B.O.5) mg(O2)/L

25/04/12
2.6
22/05/12
1.6
12/06/12
1.3
19/07/12
1.7
31/08/12
1.6
11/09/12
1.7
17/10/12
1.7
07/11/12
2
11/12/12
2.2
25/02/13
1.7
13/06/13
1.8
19/08/13
0.8
07/10/13
1.6
19/12/13
2.4
26/02/14
2.1
16/04/14
2.1
23/06/14
3.3
25/08/14
1.5
22/10/14
1.5
17/12/14
2
25/02/15
2.6
13/04/15
2.7
26/06/15
1.5
27/08/15
1.7
27/10/15
2
08/12/15
2.3
24/02/16
1.7
05/04/16
1.1
02/06/16
1.2
09/08/16
0.7
03/10/16
0.8
20/12/16
1.1
02/02/17
1.1
04/04/17
1.1
14/06/17
1.2
01/08/17
1.1
02/10/17
1.4
07/12/17
1.2
01/02/18
1.3
03/04/18
0.7
04/06/18
0.8
01/08/18
0.8
01/10/18
2.5
03/12/18
2.3
06/02/19
1.1
25/04/19
2.1
27/06/19
3.1
26/08/19
2.8
29/10/19
1.4
18/12/19
0.9
04/02/20
2
15/06/20
0.8
18/08/20
0.6
16/10/20
2.3
16/11/20
1
11/12/20
3.5
17/02/21
2
21/04/21
1.4
21/06/21
2.3
18/08/21
0.9
20/10/21
0.7
15/12/21
1.4