THIBERGE À LION-D'ANGERS, paramètre Nitrates mg(NO3)/L

05/02/19
61
05/03/19
48
02/04/19
47
14/05/19
37
04/06/19
23
05/11/19
53
03/12/19
85
13/01/20
67
20/02/20
53
09/03/20
36
25/05/20
49
17/06/20
38
05/11/20
12
19/11/20
27
10/12/20
42
14/01/21
55
22/02/21
45
25/03/21
43
22/04/21
41
26/05/21
13
17/06/21
6.4
16/07/21
18
13/12/21
62
16/02/22
28
19/04/22
24
18/11/22
15
15/12/22
120
14/02/23
60
17/03/23
56
14/04/23
32
23/05/23
29
15/06/23
22