RAU DU PIRON à CHEFFES, paramètre Demande Biochimique en oxygène en 5 jours (D.B.O.5) mg(O2)/L

16/02/15
2.3
23/04/15
2.1
04/06/15
2.5
26/08/15
1.8
27/10/15
3.7
28/12/15
2.8
25/02/19
1.8
19/04/19
3
Limite de quantif.
24/06/19
3.8
25/10/19
2.8
13/12/19
4.4
19/02/21
2.3
22/04/21
2.2
17/06/21
5.1
24/08/21
1.8
15/10/21
1.9
13/12/21
2.1
17/11/22
1.6
13/12/22
3.5
18/01/23
4.3
13/02/23
3.5
17/03/23
4.2
14/04/23
3.1
22/05/23
1.5
09/06/23
5