Tab. Sh-TK
Average monthly concentrations of Heavy metals in Suspended particulate matter
Year:
1997
Region:
Stredocesky
District:
Kladno
Institution:
Hygienicka sluzba
Station:
472. Kladno-Dubi
Pollutant
Method
Unit
Monthly Concentrations
Annual Mean
1
2
3
4
5
6
7
8
9
10
11
12
Cr
AAS
ng/m^3
-
20.4
23.5
12.4
19.7
7.2
0.8
0.5
10.5
18.7
17.0
6.7
12.5
Ni
AAS
ng/m^3
-
20.7
25.6
9.0
17.4
2.9
28.1
3.2
28.0
12.5
11.6
9.2
15.3
Zn
AAS
ng/m^3
-
115.5
283.6
240.5
265.8
117.6
85.3
149.9
457.3
223.7
165.3
183.4
208.0
As
AAS
ng/m^3
-
8.5
3.8
3.4
5.2
3.0
2.0
2.5
4.1
5.4
13.5
14.3
6.0
Cd
AAS
ng/m^3
-
0.03
0.03
0.03
0.03
0.03
0.03
0.5
9.2
32.4
1.2
0.8
4.0
Pb
AAS
ng/m^3
-
31.2
32.7
13.8
26.4
18.7
18.6
30.3
101.3
47.2
49.2
54.9
38.6
