TK
Average monthly concentrations of heavy metals in suspended particles
| Year: |
2011 |
| Region: |
Prague |
| District: |
Praha 5 |
| Measuring programme: |
ASVO0, Pha5-Svornosti |
| Old ISKO number: |
1615 |
| 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
|
6.9 |
4.6 |
4.6 |
7.5 |
6.2 |
8.8 |
2.8 |
2.3 |
2.4 |
5.6 |
2.7 |
3.0 |
4.8 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
|
Mn |
AAS |
ng/m3
|
Xm
|
8.7 |
12.6 |
18.2 |
16.8 |
12.9 |
15.5 |
10.9 |
14.3 |
16.2 |
16.2 |
8.9 |
8.6 |
13.3 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
|
Ni |
AAS |
ng/m3
|
Xm
|
5.1 |
1.6 |
1.5 |
1.9 |
2.5 |
6.4 |
1.9 |
2.5 |
1.7 |
1.5 |
1.2 |
0.6 |
2.4 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
|
As |
AAS |
ng/m3
|
Xm
|
3.4 |
4.0 |
3.5 |
2.1 |
0.9 |
0.6 |
0.8 |
0.9 |
0.6 |
1.8 |
2.8 |
1.5 |
1.9 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
|
Cd |
AAS |
ng/m3
|
Xm
|
0.4 |
0.5 |
0.5 |
0.5 |
0.3 |
0.2 |
0.2 |
0.2 |
0.2 |
0.9 |
1.3 |
0.4 |
0.5 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
|
Pb |
AAS |
ng/m3
|
Xm
|
9.5 |
13.6 |
17.8 |
12.5 |
7.5 |
4.9 |
5.6 |
6.9 |
8.2 |
10.7 |
11.6 |
4.8 |
9.4 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
Tabular Survey 2011