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

27/01/21
1.2
26/02/21
1.6
26/03/21
1.7
29/04/21
1.4
19/05/21
1.4
24/06/21
1.2
28/07/21
1.6
24/09/21
0.8
21/10/21
1.3
24/11/21
2
28/12/21
3.7
01/01/22
1.9
23/02/22
1.5
01/03/22
2.8
20/04/22
1.9
25/05/22
1.7
24/06/22
1.4
28/11/22
1
28/12/22
0.9
18/01/23
1.4
16/02/23
2
23/03/23
1.6
18/04/23
3
25/05/23
1.2
29/06/23
1
28/09/23
0.9
26/10/23
1.2
01/11/23
1
18/12/23
0.7