GUIRANDE à FRONTENAY-ROHAN-ROHAN, paramètre Demande Biochimique en oxygène en 5 jours (D.B.O.5) mg(O2)/L

19/01/12
1.7
20/02/12
1.4
21/03/12
2.6
26/04/12
2.6
30/05/12
0.7
14/06/12
0.5
Limite de quantif.
18/07/12
1.1
30/08/12
1.6
13/09/12
2.1
16/10/12
1.3
06/11/12
2.1
12/12/12
2.3
26/02/13
2
08/03/13
2.6
25/04/13
1.2
30/05/13
1.7
26/06/13
1.7
05/07/13
0.5
Limite de quantif.
27/08/13
1.6
19/09/13
1.1
24/10/13
1.9
14/11/13
2.1
23/12/13
0.5
Limite de quantif.
27/02/14
1.9
19/03/14
2.2
29/04/14
2.1
24/06/14
1.6
28/07/14
2.6
26/08/14
1.5
15/09/14
1.4
21/10/14
1.8
27/11/14
1.5
18/12/14
1.5
26/01/15
2.3
13/02/15
2
13/03/15
2.4
03/04/15
2.3
28/05/15
3.2
25/06/15
1.4
02/07/15
0.8
28/08/15
1.5
22/09/15
0.8
28/10/15
1.8
26/11/15
1.8
10/12/15
2.5
06/02/20
2.4
17/06/20
1.6
20/08/20
1.6
20/10/20
1.2
02/11/20
1.8
17/12/20
2.1
23/02/21
0.5
Limite de quantif.
22/06/21
1.7
19/08/21
1.1
22/10/21
1.5
16/12/21
0.5
18/10/22
3
14/11/22
1
19/12/22
1.1
13/01/23
3
10/02/23
1.1
13/03/23
0.9
28/04/23
0.9
23/05/23
1.3
26/06/23
0.5
Limite de quantif.
31/07/23
0.9
25/08/23
1.3
15/09/23
0.9