TK
Average monthly concentrations of heavy metals in suspended particles
| Year: |
2011 |
| Region: |
Prague |
| District: |
Praha 10 |
| Measuring programme: |
ASRO0, Pha10-Srobarova |
| Old ISKO number: |
1656 |
| Organization: |
ZU |
| Matter |
Method |
Unit |
|
Monthly concentrations |
Annual Average |
| 1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
|
Cr |
ICP-MS |
ng/m3
|
Xm
|
1.4 |
2.0 |
2.3 |
2.3 |
2.1 |
1.7 |
2.0 |
0.5 |
1.9 |
0.3 |
0.6 |
0.3 |
1.4 |
|
N
|
29 |
28 |
31 |
30 |
31 |
20 |
31 |
31 |
30 |
31 |
30 |
31 |
|
Mn |
ICP-MS |
ng/m3
|
Xm
|
5.7 |
10.0 |
12.8 |
9.8 |
8.3 |
5.7 |
2.5 |
3.6 |
3.7 |
3.3 |
3.8 |
2.2 |
5.9 |
|
N
|
29 |
28 |
31 |
30 |
31 |
20 |
31 |
31 |
30 |
31 |
30 |
31 |
|
Ni |
ICP-MS |
ng/m3
|
Xm
|
0.7 |
1.2 |
1.4 |
0.8 |
0.7 |
0.6 |
0.5 |
0.5 |
0.4 |
0.5 |
0.6 |
2.1 |
0.8 |
|
N
|
29 |
28 |
31 |
30 |
31 |
20 |
31 |
31 |
30 |
31 |
30 |
31 |
|
As |
ICP-MS |
ng/m3
|
Xm
|
3.1 |
3.4 |
2.5 |
1.1 |
0.7 |
0.5 |
0.5 |
0.5 |
0.5 |
0.9 |
2.1 |
0.9 |
1.4 |
|
N
|
29 |
28 |
31 |
30 |
31 |
20 |
31 |
31 |
30 |
31 |
30 |
31 |
|
Cd |
ICP-MS |
ng/m3
|
Xm
|
0.4 |
0.6 |
0.5 |
0.3 |
0.2 |
0.1 |
0.1 |
0.2 |
0.2 |
0.2 |
0.5 |
0.2 |
0.3 |
|
N
|
29 |
28 |
31 |
30 |
31 |
20 |
31 |
31 |
30 |
31 |
30 |
31 |
|
Pb |
ICP-MS |
ng/m3
|
Xm
|
11.9 |
19.1 |
18.5 |
11.6 |
8.3 |
6.0 |
5.7 |
7.1 |
10.1 |
10.5 |
15.9 |
4.8 |
10.7 |
|
N
|
29 |
28 |
31 |
30 |
31 |
20 |
31 |
31 |
30 |
31 |
30 |
31 |
Tabular Survey 2011