SEVRE NANTAISE à CERIZAY, paramètre Orthophosphates (PO4) mg(PO4)/L

23/04/12
0.051
29/05/12
0.089
19/06/12
0.25
16/07/12
0.247
24/08/12
0.025
14/09/12
0.033
11/10/12
0.134
23/11/12
0.147
21/02/13
0.125
26/04/13
0.057
25/06/13
0.292
26/08/13
0.104
23/10/13
0.14
17/12/13
0.11
24/02/14
0.15
14/04/14
0.06
24/06/14
0.02
18/08/14
0.23
16/10/14
0.23
22/12/14
0.18
24/02/15
0.2
27/04/15
0.1
22/06/15
0.12
20/08/15
0.04
26/10/15
0.13
22/12/15
0.15
18/02/16
0.143
26/04/16
0.107
20/06/16
0.293
16/08/16
0.063
19/10/16
0.046
14/12/16
0.19
09/02/17
0.154
24/04/17
0.042
26/06/17
0.184
23/08/17
0.103
23/10/17
0.118
14/12/17
0.182
22/02/18
0.152
23/04/18
0.14
25/06/18
0.194
03/08/18
0.041
05/10/18
0.073
21/02/19
0.109
29/04/19
0.202
30/08/19
0.125
25/10/19
0.208
30/12/19
0.234
26/02/20
0.206
28/04/20
0.376
18/06/20
0.243