LE TREZON A TOUTLEMONDE, paramètre Orthophosphates (PO4) mg(PO4)/L

16/01/15
0.22
19/02/15
0.1
16/03/15
0.1
16/04/15
0.1
02/06/15
0.1
13/10/15
0.14
13/11/15
0.1
07/12/15
0.11
03/03/16
0.11
31/03/16
0.27
18/04/16
0.1
23/06/16
0.16
11/10/16
0.1
15/11/16
0.11
12/12/16
0.11
08/03/17
0.18
10/04/17
0.1
19/06/17
0.1
13/11/17
0.1
04/12/17
0.1
06/03/19
0.09
09/04/19
0.04
18/06/19
0.35
08/10/19
0.14
05/11/19
0.36
03/12/19
0.25