Detailed overview of ambient air pollution valuis from individual stations

Year: 2001
Pollutant:PM10-PM 10 particulate matter 10
Station: 773 - Pha4-Branik
Code:CZ04CMBRA
Institution:Czech Hydrometeorological Institute
Region:Prague
District:Praha 4
IHd: 70
Measure method:radiometry - beta ray absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 73 49 58 58 38 29 48 51 37 51 49 52 72 48 87 89 51 82 66 59 41 50 41 37 39 37 25 46 60 43 32 51.52 89.13 31.00
2 37 36 70 41 20 25 51 59 33 52 55 57 36 45 64 96 56 26 28 21 24 22 27 45 54 46 46 53 ~ ~ ~ 43.80 96.13 28.00
3 62 46 60 34 44 51 48 53 56 31 29 51 27 83 40 56 64 39 24 40 57 56 49 40 35 45 47 53 55 76 57 48.69 83.22 31.00
4 51 57 53 47 31 30 26 29 35 30 49 37 28 30 32 38 38 29 43 39 33 36 43 40 48 36 46 34 33 7.33 ~ 37.03 56.73 30.00
5 13 44 57 39 31 21 23 25 22 21 17 12 11 17 10 9 29 10 10 7.18 8.32 9 11 9 9 7.60 7.89 24 43 42 28 20.23 56.53 31.00
6 28 25 29 25 29 33 33 29 32 27 27 32 33 42 35 24 24 26 34 29 32 28 24 27 35 33 47 38 38 39 ~ 31.28 46.59 30.00
7 31 31 31 32 37 45 39 30 29 36 28 30 24 28 32 27 29 28 28 31 33 33 33 31 33 35 37 38 33 29 40 32.33 45.44 31.00
8 28 31 33 23 22 26 27 26 25 26 27 29 29 37 41 50 30 38 30 29 30 36 41 43 46 35 34 29 23 34 34 32.03 50.01 31.00
9 30 28 32 40 37 66 28 22 21 ~ 62 106 26 28 31 25 28 25 27 22 26 38 33 31 30 31 29 32 32 37 ~ 34.59 105.60 29.00
10 26 31 31 25 31 39 44 45 29 35 31 34 47 48 51 57 48 49 58 46 36 32 42 39 36 36 44 31 33 33 34 38.64 58.31 31.00
11 24 34 50 45 35 32 25 24 33 54 63 51 35 44 59 51 49 47 40 50 39 27 26 36 56 72 56 35 32 37 ~ 42.07 71.69 30.00
12 41 39 42 34 43 37 33 48 74 68 52 30 50 53 62 30 35 37 32 38 29 32 37 33 24 30 27 26 32 27 33 38.96 74.20 31.00

Quarterly and annual absolute and relative frequency of average daily concentrations
partial and total air pollution indexes according to classes of IHd multiples

Quarter

concentration classes in IHd multiples

total ind.

part of it in IHd multiples

max.
date

<=1/3 <=2/3 <=1.0 <=1.5 <=2.0 <=3.0 <=4.0 > 1/32/31.01.52.0 3.04.0

concentration classes in measurement units

part of above IHd multiples in meas. units

0- 23 24- 47 48- 70 71- 105 106- 140 141- 210 211- 280 over 280 23 47 70 105 140 210 280
ABS. 3 39 39 9 0 0 0 0 90 87 48 9 0 0 0 0 96
REL. 3.3 43.3 43.3 10.0 0.0 0.0 0.0 0.0 100.0 96.7 53.3 10.0 0.0 0.0 0.0 0.016.2
ID 3 43 43 20 0 0 0 0 110
ABS. 22 62 7 0 0 0 0 0 91 69 7 0 0 0 0 0 57
REL. 24.1 68.1 7.6 0.0 0.0 0.0 0.0 0.0 100.0 75.8 7.7 0.0 0.0 0.0 0.0 0.0 2.4
ID 24 68 7 0 0 0 0 0 100
ABS. 6 81 3 0 1 0 0 0 91 85 4 1 1 0 0 0 106
REL. 6.5 89.0 3.2 0.0 1.0 0.0 0.0 0.0100.0 93.4 4.4 1.1 1.1 0.0 0.0 0.0 12.9
ID 6 89 3 0 5 0 0 0 104
ABS. 0 67 23 2 0 0 0 0 92 92 25 2 0 0 0 0 74
REL 0.0 72.8 25.0 2.1 0.0 0.0 0.0 0.0100.0 100.0 27.2 2.2 0.0 0.0 0.0 0.0 9.12
ID 0 72 25 4 0 0 0 0 102
Year
ABS. 31 249 72 11 1 0 0 0 364 333 84 12 1 0 0 0 106
REL. 8.5 68.4 19.7 3.0 0.2 0.0 0.0 0.0100.0 91.5 23.1 3.3 0.3 0.0 0.0 0.0 12.9
ID 8 68 19 6 1 0 0 0 104

Note:

1 frequency < 60 per quarter, or < 240 per annum
2 frequency < 30 per quarter, or < 120 per annum