Average monthly concentrations of Heavy metals in Suspended particulate matter

Year: 1999
Region:Severocesky
District:Decin
Institution:Hygienicka sluzba
Station: 576. Decin-OHS

Pollutant Method Unit Monthly Concentrations Annual Mean
123456789101112

Cr

AAS ng/m^3 6.5 6.0 5.4 4.9 4.5- 2.6 2.9 3.2 3.5 3.5 3.0 4.1

Ni

AAS ng/m^3 152.5 161.5 54.6 43.8 35.3- 25.0 17.8 23.7 26.2 49.8 41.6 54.6

Cu

AAS ng/m^3 ------ 7.9 16.8 18.9 14.9 14.3 14.5-

As

AAS ng/m^3 6.0 5.8 4.9 2.1 1.2- 0.9 1.1 1.6 1.5 2.5 3.9 2.7

Cd

AAS ng/m^3 0.3 0.3 0.6 1.4 0.4- 0.3 0.5 1.1 1.2 1.0 0.4 0.7

Pb

AAS ng/m^3 53.0 40.0 44.8 29.8 30.0- 15.5 27.7 44.9 33.1 36.3 23.8 33.9