TK
Average monthly concentrations of heavy metals in suspended particles
| Year: |
2011 |
| Region: |
Prague |
| District: |
Praha 5 |
| Measuring programme: |
ARER0, Pha5-Reporyje |
| Old ISKO number: |
1668 |
| 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
|
1.8 |
2.7 |
1.8 |
2.1 |
1.5 |
6.9 |
0.2 |
0.4 |
0.2 |
2.2 |
1.8 |
0.4 |
1.8 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
|
Mn |
AAS |
ng/m3
|
Xm
|
4.3 |
7.1 |
10.3 |
7.8 |
5.9 |
4.1 |
3.7 |
4.9 |
3.8 |
5.2 |
6.6 |
2.1 |
5.5 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
|
Ni |
AAS |
ng/m3
|
Xm
|
2.4 |
1.3 |
0.6 |
1.2 |
1.4 |
7.5 |
3.0 |
3.8 |
1.4 |
0.6 |
1.4 |
0.6 |
2.1 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
|
As |
AAS |
ng/m3
|
Xm
|
21.3 |
18.0 |
12.3 |
3.7 |
1.8 |
0.4 |
0.7 |
1.0 |
0.8 |
5.1 |
8.3 |
3.5 |
6.3 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
|
Cd |
AAS |
ng/m3
|
Xm
|
0.4 |
0.6 |
0.5 |
0.7 |
0.5 |
0.2 |
0.4 |
0.2 |
0.2 |
0.8 |
0.8 |
0.5 |
0.5 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
|
Pb |
AAS |
ng/m3
|
Xm
|
16.2 |
20.9 |
16.7 |
11.5 |
8.2 |
5.4 |
6.9 |
7.2 |
7.9 |
13.1 |
18.7 |
6.3 |
11.5 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
Tabular Survey 2011