LE QUARTERON A SAINT-CHRISTOPHE-DU-LIGNERON, paramètre Nitrates
mg(NO3)/L
11/01/22
8.5
08/02/22
14
08/03/22
10
14/04/22
8.5
10/05/22
12
07/11/22
6.1
06/12/22
16
17/01/23
10
21/02/23
17
16/03/23
11
19/04/23
10
11/05/23
8.1
05/06/23
15