PETITE BOULOGNE à LA CHAPELLE-PALLUAU, paramètre Demande Biochimique en oxygène en 5 jours (D.B.O.5) mg(O2)/L

17/01/13
3
19/02/13
0.7
14/03/13
2.7
11/04/13
4.3
21/05/13
5.4
17/06/13
3.3
11/07/13
1.8
28/08/13
10
18/09/13
2.2
16/10/13
5.3
13/11/13
2.6
17/12/13
2.4
16/01/14
3.3
13/02/14
3.3
13/03/14
1.9
15/04/14
1.7
20/05/14
2.6
12/06/14
2.6
17/07/14
0.6
19/08/14
1.2
17/09/14
0.5
14/10/14
3
19/11/14
2
18/12/14
2.4
14/01/15
2.3
17/02/15
1.5
18/03/15
2.5
14/04/15
2
20/05/15
2.1
11/06/15
1.5
16/07/15
0.5
22/09/15
1.5
13/10/15
0.9
12/11/15
1.1
08/12/15
1.7
07/01/16
3.4
10/02/16
2.1
15/03/16
1.3
20/04/16
1.9
12/05/16
1.8
14/06/16
1.8
12/07/16
1.2
18/08/16
1.6
14/09/16
2.4
11/10/16
1.3
08/11/16
4
06/12/16
1.4
03/01/17
3.6
07/02/17
4.3
06/03/17
3.5
04/04/17
1
09/05/17
2.4
06/06/17
3
04/07/17
2.6
01/08/17
1.5
04/09/17
3
Limite de quantif.
03/10/17
3.2
09/11/17
3.5
12/12/17
6
17/01/18
2.5
13/02/18
3.5
14/03/18
1.8
18/04/18
1.6
24/05/18
2
21/06/18
2.3
18/07/18
0.6
09/08/18
1.5
12/09/18
0.6
17/10/18
10
21/11/18
2.6
19/12/18
2.6