TK
Average monthly concentrations of heavy metals in suspended particles
| Year: |
2011 |
| Region: |
Plzensky |
| District: |
Plzen-mesto |
| Measuring programme: |
PPLR0, Plzen-Roudna |
| Old ISKO number: |
1694 |
| Organization: |
ZU |
| Matter |
Method |
Unit |
|
Monthly concentrations |
Annual Average |
| 1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
|
Cr |
AAS |
ng/m3
|
Xm
|
3.7 |
2.7 |
3.0 |
2.1 |
1.7 |
2.2 |
3.3 |
3.2 |
3.0 |
2.1 |
2.0 |
2.2 |
2.6 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
|
Mn |
AAS |
ng/m3
|
Xm
|
4.3 |
4.1 |
6.7 |
2.9 |
3.4 |
3.1 |
3.3 |
4.2 |
4.4 |
3.8 |
5.9 |
3.0 |
4.1 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
|
Ni |
AAS |
ng/m3
|
Xm
|
2.9 |
3.3 |
4.8 |
4.4 |
3.6 |
3.8 |
3.4 |
2.9 |
2.9 |
4.2 |
4.6 |
3.5 |
3.7 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
|
As |
AAS |
ng/m3
|
Xm
|
2.5 |
2.8 |
2.8 |
2.1 |
2.1 |
2.1 |
2.4 |
2.1 |
2.0 |
2.4 |
1.5 |
1.6 |
2.2 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
|
Cd |
AAS |
ng/m3
|
Xm
|
0.9 |
1.1 |
1.0 |
0.9 |
1.0 |
0.8 |
0.8 |
0.8 |
1.0 |
0.8 |
1.1 |
0.8 |
0.9 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
|
Pb |
AAS |
ng/m3
|
Xm
|
8.6 |
16.0 |
10.7 |
13.2 |
20.0 |
12.6 |
12.9 |
13.1 |
11.0 |
9.3 |
14.7 |
9.0 |
12.6 |
|
N
|
29 |
28 |
27 |
30 |
31 |
20 |
31 |
31 |
25 |
31 |
30 |
31 |
Tabular Survey 2011