GRANDE MAINE à LES HERBIERS, paramètre Demande Biochimique en oxygène en 5 jours (D.B.O.5) mg(O2)/L

16/01/12
2
13/02/12
2.5
22/03/12
3.2
24/04/12
8
21/05/12
1.4
14/06/12
1.6
12/07/12
1.4
21/08/12
2.7
20/09/12
3.9
15/10/12
4.8
12/11/12
2.4
20/12/12
6.3
22/01/13
8.4
20/02/13
5.7
21/03/13
7.2
15/04/13
3.1
15/05/13
5
16/06/13
5.5
10/07/13
1
20/08/13
2.8
19/09/13
2
14/10/13
2.5
19/11/13
3.2
18/12/13
2
22/01/14
4.9
19/02/14
3.1
12/03/14
1.9
16/04/14
3.3
14/05/14
3.5
19/06/14
1
15/07/14
1.2
20/08/14
2.3
16/09/14
2.6
06/10/14
1.3
12/11/14
3.1
09/12/14
3.6
07/01/15
3.6
11/02/15
7
11/03/15
3.6
15/04/15
3
12/05/15
2.2
16/06/15
4.9
07/07/15
1.7
18/08/15
2.4
17/09/15
5.1
14/10/15
2.3
18/11/15
3
16/12/15
4.7
12/01/16
5.3
16/02/16
4.1
10/03/16
5.8
11/04/16
2.3
17/05/16
2
22/06/16
2.5
20/07/16
1.7
25/08/16
3
20/09/16
0.9
17/10/16
5.5
15/11/16
1.8
14/12/16
6
04/01/17
3
Limite de quantif.
06/02/17
2.4
07/03/17
6
05/04/17
2.2
10/05/17
3.2
07/06/17
2.6
05/07/17
1
02/08/17
1.3
06/09/17
2.6
04/10/17
1.7
07/11/17
1.3
14/12/17
2.9
15/01/18
1.5
19/02/18
3.8
12/03/18
2.3
16/04/18
2.5
22/05/18
1.3
18/06/18
5.2
19/07/18
1
07/08/18
1.5
10/09/18
1.5
15/10/18
3.5
19/11/18
0.8
17/12/18
2.4
31/01/19
3
20/02/19
2
20/03/19
2
17/04/19
1.7
16/05/19
2.1
13/06/19
1.7
10/07/19
1.2
14/08/19
0.9
11/09/19
1.3
16/10/19
1.3
14/11/19
2
11/12/19
1
14/01/20
6
11/02/20
5
10/03/20
3.3
25/05/20
1.1
22/06/20
1.3
15/07/20
1.6
24/08/20
1.1
14/09/20
1
12/10/20
0.9
10/11/20
2.7
15/12/20
4.1
15/03/22
2
12/04/22
1.8
17/05/22
1.8
21/06/22
1.5
09/08/22
0.65
13/09/22
0.58
13/12/22
3.3
14/03/23
2.3
18/04/23
6
16/05/23
3
13/06/23
3.2
22/08/23
0.99
20/09/23
2.5