TK
Average monthly concentrations of heavy metals in suspended particles
| Year: |
2012 |
| Region: |
Prague |
| District: |
Praha 6 |
| Measuring programme: |
AALZ0, Pha6-Alzirska |
| Old ISKO number: |
1659 |
| Organization: |
ZU Usti nL |
| Matter |
Method |
Unit |
|
Monthly concentrations |
Annual Average |
| 1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
|
Cr |
AAS |
ng/m3
|
Xm
|
0.6 |
2.5 |
2.4 |
0.3 |
0.5 |
0.1 |
3.1 |
5.9 |
7.1 |
6.4 |
1.0 |
0.2 |
2.5 |
|
N
|
30 |
29 |
25 |
30 |
31 |
30 |
31 |
31 |
23 |
31 |
30 |
30 |
|
Mn |
AAS |
ng/m3
|
Xm
|
5.3 |
8.2 |
9.8 |
8.6 |
9.5 |
8.0 |
6.8 |
8.2 |
9.8 |
7.2 |
5.8 |
7.7 |
7.9 |
|
N
|
30 |
29 |
25 |
30 |
31 |
30 |
31 |
31 |
23 |
31 |
30 |
30 |
|
Ni |
AAS |
ng/m3
|
Xm
|
0.4 |
1.1 |
1.1 |
0.8 |
0.8 |
0.4 |
0.1 |
0.2 |
0.5 |
0.3 |
0.2 |
0.1 |
0.5 |
|
N
|
30 |
29 |
25 |
30 |
31 |
30 |
31 |
31 |
23 |
31 |
30 |
30 |
|
As |
AAS |
ng/m3
|
Xm
|
1.9 |
4.5 |
2.7 |
1.5 |
0.7 |
0.4 |
0.5 |
0.5 |
0.7 |
1.1 |
1.5 |
2.3 |
1.5 |
|
N
|
30 |
29 |
25 |
30 |
31 |
30 |
31 |
31 |
23 |
31 |
30 |
30 |
|
Cd |
AAS |
ng/m3
|
Xm
|
0.2 |
0.4 |
0.2 |
0.2 |
0.2 |
0.1 |
0.1 |
0.2 |
0.2 |
0.1 |
0.2 |
0.1 |
0.2 |
|
N
|
30 |
29 |
25 |
30 |
31 |
30 |
31 |
31 |
23 |
31 |
30 |
30 |
|
Pb |
AAS |
ng/m3
|
Xm
|
7.1 |
20.1 |
10.7 |
10.8 |
9.4 |
4.4 |
5.8 |
6.7 |
10.9 |
14.2 |
7.1 |
4.7 |
9.3 |
|
N
|
30 |
29 |
25 |
30 |
31 |
30 |
31 |
31 |
23 |
31 |
30 |
30 |
Tabular Survey 2012