PETITE MAINE à SAINT-GEORGES-DE-MONTAIGU, paramètre Demande Biochimique en oxygène en 5 jours (D.B.O.5) mg(O2)/L

13/01/09
2.7
16/02/09
2.7
23/03/09
2.4
28/04/09
3.2
28/05/09
2
25/06/09
4.7
20/07/09
4.5
25/08/09
2.2
28/09/09
3
26/10/09
3.8
19/11/09
1.6
15/12/09
1.5
12/01/10
2.4
25/02/10
5
22/03/10
2.8
21/04/10
3.9
11/05/10
7.8
22/06/10
3.3
15/07/10
1.8
09/08/10
2.5
08/09/10
3.9
18/10/10
2.2
15/11/10
2
07/12/10
4.4
10/01/11
1.6
14/02/11
1.7
23/03/11
3.4
19/04/11
3
10/05/11
2.7
08/06/11
4.2
04/07/11
3.2
24/08/11
3.6
19/09/11
3.3
10/10/11
2
09/11/11
3.2
19/12/11
1.2
16/01/12
1.9
13/02/12
4.9
22/03/12
4.8
24/04/12
3.6
21/05/12
2.7
14/06/12
1.8
12/07/12
2.6
21/08/12
2.9
20/09/12
1.2
15/10/12
3.7
12/11/12
2.1
20/12/12
2.3
22/01/13
2.6
20/02/13
1.1
21/03/13
2.9
15/04/13
2
15/05/13
3.2
18/06/13
2.9
10/07/13
2.7
20/08/13
5.4
19/09/13
3.1
14/10/13
0.6
19/11/13
2
18/12/13
2.2
22/01/14
2.2
19/02/14
2.4
12/03/14
1.9
16/04/14
4.2
14/05/14
4.3
19/06/14
2.2
15/07/14
2.6
20/08/14
3.5
16/09/14
1.5
06/10/14
1.3
12/11/14
3.8
09/12/14
3.4
07/01/15
2.4
11/02/15
2.4
11/03/15
2.3
15/04/15
3.2
12/05/15
1.5
16/06/15
5.2
07/07/15
2.5
18/08/15
2.6
17/09/15
3.9
14/10/15
1.4
18/11/15
0.7
16/12/15
2.6
12/01/16
2.7
16/02/16
1.4
10/03/16
3.3
11/04/16
2.7
17/05/16
1.9
22/06/16
2.4
23/06/16
1.4
05/07/16
2.8
20/07/16
0.8
01/08/16
5.7
25/08/16
2
09/09/16
1.5
20/09/16
4.2
05/10/16
2
17/10/16
2.4
15/11/16
2.9
15/11/16
2.6
02/12/16
1.6
14/12/16
2.3
04/01/17
3.6
06/02/17
4.7
07/03/17
3.7
05/04/17
2
10/05/17
6
07/06/17
4.8
05/07/17
3.7
02/08/17
3.1
06/09/17
5
04/10/17
1.5
07/11/17
3.2
14/12/17
3.2
15/01/18
1.4
19/02/18
2.5
12/03/18
0.9
16/04/18
1.3
22/05/18
3.4
18/06/18
1
19/07/18
1.9
07/08/18
0.5
Limite de quantif.
10/09/18
2
15/10/18
1.2
19/11/18
0.5
17/12/18
3.4
27/02/19
1.6
18/03/19
1
24/04/19
3
14/05/19
3.1
25/06/19
1.7
24/07/19
1.1
28/08/19
2.5
24/09/19
1.8
30/10/19
1.4
15/11/19
1.3
27/12/19
1.4
14/01/20
4.3
11/02/20
2
10/03/20
3
Limite de quantif.
25/05/20
2
22/06/20
1.9
15/07/20
1.8
24/08/20
1.4
14/09/20
1
12/10/20
1.8
10/11/20
1.2
15/12/20
2.1
16/02/21
1.2
28/04/21
5.7