LA DUE A THORIGNE-SUR-DUE, paramètre Orthophosphates (PO4) mg(PO4)/L

16/01/14
0.23
21/02/14
0.19
21/03/14
0.09
01/04/14
0.07
19/05/14
0.12
02/06/14
0.13
11/07/14
0.1
27/08/14
0.18
04/09/14
0.13
28/10/14
0.1
19/11/14
0.13
02/12/14
0.12
13/01/15
0.13
10/02/15
0.09
20/03/15
0.08
08/04/15
0.11
20/07/15
0.15
20/08/15
0.13
16/09/15
0.24
22/10/15
0.1
20/11/15
0.2
22/12/15
0.13