CHENAUE A SAINT-XANDRE, paramètre Orthophosphates (PO4) mg(PO4)/L

20/01/12
0.02
06/03/12
0.08
03/05/12
0.09
02/07/12
0.13
12/11/12
0.05
25/03/13
0.02
06/05/13
11.4
04/07/13
0.14
30/09/13
0.16
14/11/13
0.14
14/11/13
0.09
13/01/14
0.06
14/03/14
0.04
12/05/14
0.18
09/07/14
0.07
24/09/14
0.1
03/11/14
0.07
19/01/15
0.09
03/03/15
0.03
15/05/15
0.05
27/08/15
0.08
09/10/15
0.05
10/11/15
0.08