Average monthly concentrations of Heavy metals in Suspended particulate matter
Year:
1999
Region:
Zapadocesky
District:
Sokolov
Institution:
Hygienicka sluzba
Station:
1199. Sokolov
Pollutant
Method
Unit
Monthly Concentrations
Annual Mean
1
2
3
4
5
6
7
8
9
10
11
12
Cr
AAS
ng/m^3
2.1
0.7
0.7
2.0
1.5
0.7
0.9
1.5
2.1
2.5
2.2
2.5
1.6
Ni
AAS
ng/m^3
6.6
6.3
4.7
0.5
0.6
0.5
1.5
2.3
1.5
1.5
1.4
1.2
2.3
As
AAS
ng/m^3
2.6
1.5
3.6
2.5
1.9
1.3
1.6
1.5
3.3
2.1
3.2
2.6
2.3
Cd
AAS
ng/m^3
0.4
0.3
0.4
0.2
0.2
0.1
0.1
0.1
0.4
0.5
0.5
0.5
0.3
Pb
AAS
ng/m^3
31.1
21.0
25.3
20.0
17.6
12.8
17.6
21.6
28.7
25.0
23.5
17.9
21.8