RUISSEAU DE LA GUÉRINIÈRE A MONCOUTANT, paramètre Demande Biochimique en oxygène en 5 jours (D.B.O.5) mg(O2)/L

21/07/16
1.2
22/08/16
1.7
26/09/16
1.4
21/10/16
1.7
23/11/16
2.1
19/12/16
1.3
01/01/22
1.6
25/02/22
1.8
01/03/22
3.7
20/04/22
2.2
23/05/22
10
24/06/22
4.5
27/07/22
2
24/08/22
1.5
22/09/22
1.5
19/10/22
2.5
29/11/22
1.7
29/12/22
1.6
20/01/23
1.1
17/02/23
1.1
23/03/23
2
18/04/23
2.5
26/05/23
1.1
28/06/23
1.4
20/07/23
1.7
24/08/23
9
26/09/23
1
25/10/23
3
28/11/23
2.1
19/12/23
1.5