RUISSEAU D'YZERNAY A MAULEVRIER, paramètre Ammonium mg(NH4)/L

19/02/15
0.75
17/03/15
0.01
15/04/15
0.03
02/06/15
0.07
13/10/15
0.05
12/11/15
0.07
08/12/15
1.3
02/03/16
0.9
19/04/16
4.1
23/06/16
1.6
10/10/16
0.03
15/11/16
0.25
13/12/16
0.03
08/03/17
0.09
11/04/17
0.04
20/06/17
0.03
17/10/17
0.02
14/11/17
0.03
05/12/17
0.03
08/04/19
0.05
19/06/19
0.05
07/10/19
0.05
04/11/19
0.26
02/12/19
0.49