Detailed overview of ambient air pollution valuis from individual stations

Year: 2001
Pollutant:PM10-PM 10 particulate matter 10
Station:1026 - Louny
Code:CZLNCMLOU
Institution:Czech Hydrometeorological Institute
Region:Ustecky
District:Louny
IHd: 70
Measure method:radiometry - beta ray absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 60 58 48 36 42 10 25 41 17 57 58 36 52 63 47 103 61 52 65 80 51 47 44 33 47 35 16 18 35 35 23 45.11 103.46 31.00
2 21 26 58 80 16 31 52 55 24 24 114 75 46 26 42 145 53 12 18 20 14 13 6.94 24 80 76 59 53 ~ ~ ~ 45.13 144.65 28.00
3 56 43 63 33 ~ ~ 56 45 55 17 7.44 6.98 6.31 11 23 57 33 25 10 20 33 41 31 25 23 24 33 44 52 45 32 32.81 63.44 29.00
4 36 42 32 30 19 12 11 15 24 19 30 22 20 16 6.44 7.25 17 11 14 26 16 15 25 31 37 8.55 16 8.23 23 51 ~ 21.44 51.38 30.00
5 37 43 43 31 10 8.33 14 15 21 17 20 16 22 31 38 31 8.83 15 22 19 15 24 15 19 23 22 31 15 27 19 19 22.30 42.75 31.00
6 11 8.19 15 13 18 20 11 9 20 14 13 14 20 20 16 11 ~ 13 ~ 13 9 9 7.25 10 19 14 19 19 19 19 ~ 14.42 20.29 28.00
7 11 11 11 30 22 25 28 12 8.58 17 12 13 11 11 16 5.38 5.54 8.41 5.40 13 9 12 11 18 18 19 25 17 24 19 27 15.28 29.64 31.00
8 11 16 27 7.77 10 11 12 7.38 7.85 7.35 10 16 19 40 33 29 14 26 17 17 12 20 33 34 36 33 21 14 10 17 17 18.89 39.77 31.00
9 23 6.08 12 6.98 8.48 11 5.25 5.77 5.69 3.98 8.77 3.69 11 5.88 13 9 14 8.54 19 5.17 7.29 15 26 12 14 12 17 14 36 29 ~ 12.26 35.85 30.00
10 11 10 13 10 19 33 32 19 9 18 33 17 40 61 46 25 33 41 46 57 18 10 31 32 23 35 44 36 25 26 18 28.12 61.38 31.00
11 8.42 23 37 33 14 25 7.92 16 14 33 95 132 27 30 46 29 50 48 25 24 33 16 13 23 57 68 54 17 19 47 ~ 35.51 131.56 30.00
12 49 53 50 41 46 33 34 37 73 58 19 15 43 62 63 20 17 18 20 21 13 17 22 18 12 13 16 13 19 12 19 30.44 72.56 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. 22 32 26 6 1 1 0 0 88 66 34 8 2 1 0 0 145
REL. 25.0 36.3 29.5 6.8 1.1 1.1 0.0 0.0 100.0 75.0 38.6 9.1 2.3 1.1 0.0 0.016.2
ID 25 36 29 13 5 28 0 0 138
ABS. 68 20 1 0 0 0 0 0 89 21 1 0 0 0 0 0 51
REL. 76.4 22.4 1.1 0.0 0.0 0.0 0.0 0.0 100.0 23.6 1.1 0.0 0.0 0.0 0.0 0.0 30.4
ID 76 22 1 0 0 0 0 0 100
ABS. 74 18 0 0 0 0 0 0 92 18 0 0 0 0 0 0 40
REL. 80.4 19.5 0.0 0.0 0.0 0.0 0.0 0.0100.0 19.6 0.0 0.0 0.0 0.0 0.0 0.0 14.8
ID 80 19 0 0 0 0 0 0 100
ABS. 41 34 14 2 1 0 0 0 92 51 17 3 1 0 0 0 132
REL 44.5 36.9 15.2 2.1 1.0 0.0 0.0 0.0100.0 55.4 18.5 3.3 1.1 0.0 0.0 0.012.11
ID 44 36 15 4 5 0 0 0 106
Year
ABS. 205 104 41 8 2 1 0 0 361 156 52 11 3 1 0 0 145
REL. 56.7 28.8 11.3 2.2 0.5 0.2 0.0 0.0100.0 43.2 14.4 3.0 0.8 0.3 0.0 0.0 16.2
ID 56 28 11 4 2 6 0 0 111

Note:

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