Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:PM10-PM 10 particulate matter 10
Station:1016 - Liberec-mesto
Code:CZLBCMLIM
Institution:CHMI
Region:Severocesky
District:Liberec
IHd: 75
Measure method:radiometry - beta ray absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 39 29 22 12 10 14 23 14 16 37 32 36 45 61 71 52 28 16 22 19 13 29 62 40 125 143 79 96 60 41 57 43.38 142.62 31.00
2 41 46 31 43 70 169 54 25 40 79 88 53 31 38 26 22 28 59 50 67 72 78 35 30 14 35 29 18 ~ ~ ~ 48.87 168.80 28.00
3 19 23 21 31 12 15 16 11 15 30 32 36 16 13 45 28 12 19 15 9 18 22 34 42 ~ 60 63 44 41 55 74 29.04 74.46 30.00
4 59 36 18 20 12 22 19 16 35 28 26 22 25 34 31 28 42 24 32 47 27 36 49 34 36 35 73 45 34 55 ~ 33.36 72.80 30.00
5 41 32 41 38 39 37 26 44 93 52 82 60 36 45 34 24 24 23 30 25 13 12 17 17 19 25 20 39 37 23 12 34.22 92.65 31.00
6 14 25 11 24 29 40 25 11 25 14 14 12 6.02 10 44 15 18 21 19 18 24 18 18 16 19 21 23 11 15 20 ~ 19.30 43.99 30.00
7 14 12 22 8.24 8.39 10 11 7.34 14 15 12 7.17 17 16 18 15 19 11 13 24 27 16 21 21 16 23 23 21 12 10 16 15.40 26.58 31.00
8 20 25 17 17 17 16 20 32 16 16 22 30 13 21 27 23 33 35 14 32 18 11 9 8.51 10 21 11 8.37 8.15 13 12 18.62 35.38 31.00
9 37 34 35 15 12 12 16 20 15 21 7.48 10 10 10 11 14 11 13 14 23 12 19 29 40 40 40 27 11 17 23 ~ 20.03 40.44 30.00
10 15 13 16 17 22 19 23 13 19 16 10 16 14 13 21 20 17 13 43 22 16 21 24 14 10 15 7.93 6.34 8.09 4.67 10 16.10 43.30 31.00
11 7.45 14 ~ ~ ~ 12 37 61 40 38 16 59 28 24 24 23 33 41 37 24 51 84 173 90 37 45 40 65 46 37 ~ 44.00 172.56 27.00
12 32 67 33 20 14 15 23 33 82 89 45 42 12 26 51 14 42 27 22 13 14 34 30 31 23 23 21 42 47 20 30 32.80 88.85 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. 31 33 17 5 2 1 0 0 89 58 25 8 3 1 0 0 169
REL. 34.8 37.0 19.1 5.6 2.2 1.1 0.0 0.0 100.0 65.2 28.1 9.0 3.4 1.1 0.0 0.06.2
ID 34 37 19 11 11 28 0 0 141
ABS. 45 39 5 2 0 0 0 0 91 46 7 2 0 0 0 0 93
REL. 49.4 42.8 5.4 2.1 0.0 0.0 0.0 0.0 100.0 50.5 7.7 2.2 0.0 0.0 0.0 0.0 9.5
ID 49 42 5 4 0 0 0 0 102
ABS. 77 15 0 0 0 0 0 0 92 15 0 0 0 0 0 0 40
REL. 83.6 16.3 0.0 0.0 0.0 0.0 0.0 0.0100.0 16.3 0.0 0.0 0.0 0.0 0.0 0.0 24.9
ID 83 16 0 0 0 0 0 0 100
ABS. 51 27 6 4 0 1 0 0 89 38 11 5 1 1 0 0 173
REL 57.3 30.3 6.7 4.4 0.0 1.1 0.0 0.0100.0 42.7 12.4 5.6 1.1 1.1 0.0 0.023.11
ID 57 30 6 8 0 28 0 0 131
Year
ABS. 204 114 28 11 2 2 0 0 361 157 43 15 4 2 0 0 173
REL. 56.5 31.5 7.7 3.0 0.5 0.5 0.0 0.0100.0 43.5 11.9 4.2 1.1 0.6 0.0 0.023.11
ID 56 31 7 6 2 13 0 0 118

Note:

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