Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:PM10-PM 10 particulate matter 10
Station: 777 - Pha6-Veleslavin
Code:CZ06CMVEL
Institution:Czech Hydrometeorological Institute
Region:Hlavni mesto Praha
District:Praha 6
IHd: 75
Measure method:radiometry - beta ray absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 25 20 21 18 27 34 52 42 44 32 35 39 36 46 48 24 11 6.82 11 12 12 30 43 35 35 33 37 36 18 11 11 28.51 51.66 31.00
2 19 18 12 18 22 29 19 13 12 19 23 21 13 11 14 12 15 20 13 30 32 35 31 24 14 37 25 29 20 ~ ~ 20.72 36.87 29.00
3 14 12 13 8.66 11 21 21 11 13 18 10 23 25 20 8.97 10 10 25 16 21 23 54 64 84 34 25 14 22 30 13 25 22.58 83.64 31.00
4 30 36 30 35 19 18 16 25 31 39 43 18 13 28 31 22 24 29 39 ~ ~ ~ 32 25 19 31 41 46 38 54 ~ 30.07 54.48 27.00
5 31 30 ~ ~ ~ 39 35 29 27 43 41 36 26 23 32 35 34 19 20 11 17 12 29 37 37 33 26 30 26 26 32 29.15 43.07 28.00
6 28 32 36 40 42 31 27 35 43 44 46 34 40 39 29 25 23 27 41 48 52 47 28 22 21 20 24 30 29 36 ~ 34.05 52.23 30.00
7 43 30 40 37 35 31 32 24 32 23 27 28 30 30 28 28 24 31 24 23 21 25 27 29 29 24 26 23 29 29 30 28.73 42.56 31.00
8 31 25 26 28 31 32 29 29 24 31 31 39 40 41 40 28 29 26 33 34 27 21 28 30 23 23 28 26 30 36 38 30.16 40.56 31.00
9 39 19 24 18 20 26 23 25 23 32 27 36 30 30 31 24 21 28 36 39 30 30 34 31 28 35 36 52 52 43 ~ 30.68 51.90 30.00
10 34 28 29 44 47 24 25 23 23 24 39 32 45 49 46 45 34 24 34 38 38 54 43 31 32 24 28 36 26 35 31 34.30 54.32 31.00
11 24 31 41 29 34 28 40 33 28 29 33 43 47 41 34 42 41 32 45 40 33 35 49 41 30 25 26 42 53 54 ~ 36.65 53.69 30.00
12 39 48 45 46 37 26 32 61 69 21 23 18 24 19 13 14 25 38 61 64 41 51 61 70 84 110 33 24 47 27 32 41.97 109.62 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- 25 26- 50 51- 75 76- 113 114- 150 151- 225 226- 300 over 300 25 50 75 113 150 225 300
ABS. 57 30 3 1 0 0 0 0 91 34 4 1 0 0 0 0 84
REL. 62.6 32.9 3.2 1.0 0.0 0.0 0.0 0.0 100.0 37.4 4.4 1.1 0.0 0.0 0.0 0.024.3
ID 62 32 3 2 0 0 0 0 101
ABS. 20 63 2 0 0 0 0 0 85 65 2 0 0 0 0 0 54
REL. 23.5 74.1 2.3 0.0 0.0 0.0 0.0 0.0 100.0 76.5 2.4 0.0 0.0 0.0 0.0 0.0 30.4
ID 23 74 2 0 0 0 0 0 100
ABS. 22 68 2 0 0 0 0 0 92 70 2 0 0 0 0 0 52
REL. 23.9 73.9 2.1 0.0 0.0 0.0 0.0 0.0100.0 76.1 2.2 0.0 0.0 0.0 0.0 0.0 29.9
ID 23 73 2 0 0 0 0 0 100
ABS. 18 62 10 2 0 0 0 0 92 74 12 2 0 0 0 0 110
REL 19.5 67.3 10.8 2.1 0.0 0.0 0.0 0.0100.0 80.4 13.0 2.2 0.0 0.0 0.0 0.026.12
ID 19 67 10 4 0 0 0 0 102
Year
ABS. 117 223 17 3 0 0 0 0 360 243 20 3 0 0 0 0 110
REL. 32.5 61.9 4.7 0.8 0.0 0.0 0.0 0.0100.0 67.5 5.6 0.8 0.0 0.0 0.0 0.026.12
ID 32 61 4 1 0 0 0 0 100

Note:

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