TK

Average monthly concentrations of heavy metals in suspended particles

Year: 2010
Region: Prague
District: Praha 1
Measuring programme: AMUZ0, Pha1-Narodni muzeum
Old ISKO number: 1665
Organization: ZU Praha
Matter Method Unit Monthly concentrations Annual Average
1 2 3 4 5 6 7 8 9 10 11 12
Cr AAS ng/m3 Xm 0.2 2.8 3.4 6.5 5.0 2.2 4.3 4.7 5.1 2.5 1.7 1.4 3.3
N 21 28 31 30 31 30 31 31 30 31 30 31
Mn AAS ng/m3 Xm 5.0 6.7 7.0 7.1 6.5 6.6 8.7 7.7 7.6 8.9 6.5 6.4 7.1
N 21 28 31 30 31 30 31 31 30 31 30 31
Ni AAS ng/m3 Xm 1.2 1.5 1.1 1.2 1.1 0.8 1.2 1.2 1.5 1.5 1.1 0.9 1.2
N 21 28 31 30 31 30 31 31 30 31 30 31
As AAS ng/m3 Xm 4.7 4.3 2.6 1.7 1.4 0.9 1.5 1.5 1.4 2.5 2.7 4.4 2.5
N 21 28 31 30 31 30 31 31 30 31 30 31
Cd AAS ng/m3 Xm 0.5 0.6 0.4 0.3 0.2 0.2 0.2 0.2 0.2 0.4 0.4 0.4 0.3
N 21 28 31 30 31 30 31 31 30 31 30 31
Pb AAS ng/m3 Xm 21.4 20.4 12.1 9.7 7.3 7.0 6.7 6.4 9.2 12.5 10.6 13.8 11.4
N 21 28 31 30 31 30 31 31 30 31 30 31