SEVRE NANTAISE à SAINT-MALO-DU-BOIS, paramètre Orthophosphates (PO4) mg(PO4)/L

22/01/09
0.16
12/02/09
0.13
11/03/09
0.11
16/04/09
0.11
13/05/09
0.1
Limite de quantif.
18/06/09
0.1
Limite de quantif.
22/07/09
0.1
Limite de quantif.
19/08/09
0.1
Limite de quantif.
23/09/09
0.2
20/10/09
0.1
Limite de quantif.
30/11/09
0.12
30/12/09
0.16
28/01/10
0.1
Limite de quantif.
25/02/10
0.1
Limite de quantif.
18/03/10
0.1
Limite de quantif.
28/04/10
0.1
Limite de quantif.
27/05/10
0.1
Limite de quantif.
18/06/10
0.12
21/07/10
0.1
Limite de quantif.
26/08/10
0.1
Limite de quantif.
17/09/10
0.1
Limite de quantif.
21/10/10
0.1
Limite de quantif.
24/11/10
0.19
17/12/10
0.11
13/01/11
0.1
11/02/11
0.1
Limite de quantif.
31/03/11
0.1
Limite de quantif.
26/04/11
0.1
Limite de quantif.
30/05/11
0.1
Limite de quantif.
23/06/11
0.1
Limite de quantif.
19/07/11
0.11
22/08/11
0.1
Limite de quantif.
23/09/11
0.1
Limite de quantif.
27/10/11
0.17
25/11/11
0.16
19/12/11
0.15
24/01/12
0.162
17/02/12
0.12
28/03/12
0.038
23/04/12
0.031
29/05/12
0.03
19/06/12
0.202
05/07/12
0.142
22/08/12
0.048
14/09/12
0.094
04/10/12
0.278
15/11/12
0.128
18/12/12
0.309
24/01/13
0.143
21/02/13
0.126
27/03/13
0.069
24/04/13
0.038
29/05/13
0.115
24/06/13
0.306
12/07/13
0.101
23/08/13
0.017
12/09/13
0.012
23/10/13
0.22
15/11/13
0.24
12/12/13
0.25
19/02/14
0.17
28/03/14
0.1
11/04/14
0.06
23/05/14
0.35
11/06/14
0.15
30/07/14
0.12
06/08/14
0.02
30/09/14
0.07
15/10/14
0.23
26/11/14
0.22
23/12/14
0.16
27/01/15
0.15
19/02/15
0.17
23/03/15
0.1
01/04/15
0.16
29/05/15
0.13
15/06/15
0.23
30/07/15
0.04
20/08/15
0.02
24/09/15
0.2
26/10/15
0.15
25/11/15
0.22
22/12/15
0.21
27/01/16
0.143
18/02/16
0.144
14/03/16
0.105
26/04/16
0.092
23/05/16
0.158
22/06/16
0.275
25/07/16
0.061
16/08/16
0.032
13/09/16
0.032
19/10/16
0.023
22/11/16
0.227
12/12/16
0.248
17/01/17
0.282
09/02/17
0.174
15/03/17
0.158
24/04/17
0.018
31/05/17
0.071
26/06/17
0.143
31/07/17
0.036
23/08/17
0.037
13/09/17
0.135
23/10/17
0.103
28/11/17
0.114
14/12/17
0.176
25/01/18
0.231
22/02/18
0.146
23/03/18
0.111
23/04/18
0.125
25/05/18
0.136
25/06/18
0.172
27/07/18
0.082
28/08/18
0.068
19/09/18
0.055
26/10/18
0.098
28/11/18
0.239
18/12/18
0.196
14/01/19
0.15
21/02/19
0.112
26/03/19
0.096
29/04/19
0.251
27/05/19
0.131
24/06/19
0.265
18/07/19
0.248
30/08/19
0.087
11/09/19
0.032
29/10/19
0.25
22/11/19
0.189
30/12/19
0.212
29/01/20
0.331
26/02/20
0.155
13/03/20
0.198
28/04/20
0.163
28/05/20
0.195
18/06/20
0.2