ARGENT OU ARGENTON À VOULTEGON, paramètre Orthophosphates (PO4) mg(PO4)/L

07/02/13 0.248	24/04/13 0.266	11/06/13 0.399	12/08/13 0.373	03/10/13 0.317	17/12/13 0.23
19/02/14 0.24	11/04/14 0.31	11/06/14 0.46	06/08/14 0.47	23/10/14 0.38	23/12/14 0.25
19/02/15 0.17	11/05/15 0.24	15/06/15 0.49	24/08/15 0.25	26/10/15 0.4	22/12/15 0.37
02/02/16 0.228	11/04/16 0.308	16/06/16 0.615	16/08/16 0.311	10/10/16 0.247	14/12/16 0.389
06/02/17 0.335	14/04/17 0.184	12/06/17 0.608	04/08/17 0.463	09/10/17 0.255	12/12/17 0.263
10/01/18 0.3	23/02/18 0.796	05/03/18 0.419	25/04/18 0.497	24/05/18 0.455	26/06/18 0.373	16/07/18 0.37	07/08/18 0.541	10/09/18 0.317	05/10/18 0.312	07/11/18 0.382	04/12/18 0.372
19/02/19 0.18	18/04/19 0.238	25/06/19 0.485	16/08/19 0.652	22/10/19 0.624	19/12/19 0.348
15/01/20 0.422	24/02/20 0.244	10/03/20 0.303	27/04/20 0.525	27/05/20 0.39	22/06/20 0.572	16/07/20 0.518	28/08/20 0.543	22/10/20 0.549	18/11/20 0.292	14/12/20 0.249
18/01/21 0.211	26/03/21 0.233	13/04/21 0.194	26/05/21 0.38	10/06/21 0.499	26/07/21 0.687	25/08/21 0.655	24/09/21 0.693	18/10/21 0.452	08/11/21 0.483	20/12/21 0.376
22/02/22 0.27	20/04/22 0.42	15/06/22 0.83	20/10/22 0.5	21/12/22 0.14
09/02/23 0.26	25/04/23 0.26	23/06/23 0.74	24/08/23 1.1	23/10/23 0.52