RAU PETIT FOUGERAIS A THOUARSAIS-BOUILDROUX, paramètre Demande Biochimique en oxygène en 5 jours (D.B.O.5) mg(O2)/L

29/05/12
1.4
19/06/12
1.8
16/07/12
1.7
14/09/12
1.4
11/10/12
2.1
23/11/12
0.7
24/02/14
2.4
14/04/14
2.1
24/06/14
1.3
18/08/14
1.5
22/10/14
1.6
22/12/14
2.1
21/01/19
1.5
11/02/19
2.2
11/03/19
1.9
08/04/19
1
06/05/19
1.2
03/06/19
0.9
01/07/19
0.8
06/08/19
0.6
05/09/19
0.9
07/10/19
0.5
Limite de quantif.
04/11/19
1.6
02/12/19
1.3
05/02/20
1.4
11/03/20
1
27/05/20
1.1
16/06/20
1.4
17/06/20
1.3
19/08/20
2.9
20/08/20
1
10/09/20
1.2
19/10/20
1.4
23/11/20
1
10/12/20
3.7
16/12/20
1.9
12/01/22
1.4
14/02/22
0.74
14/03/22
2.7
11/04/22
0.89
16/05/22
0.88
20/06/22
1.1