Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:PM10-PM 10 particulate matter 10
Station:1026 - Louny
Code:CZLNCMLOU
Institution:Czech Hydrometeorological Institute
Region:Severocesky
District:Louny
IHd: 75
Measure method:radiometry - beta ray absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 79 16 20 17 20 62 75 81 48 65 40 64 40 43 43 13 4.89 5.76 11 9 9 37 40 26 38 27 25 34 10 8.98 8.68 32.98 80.70 31.00
2 17 18 10 15 18 53 18 7.47 8.28 15 13 29 10 12 21 7.59 34 22 31 33 20 77 30 27 12 31 42 40 28 ~ ~ 24.06 76.73 29.00
3 17 10 10 7.69 8.14 17 20 7.34 7.87 16 13 34 25 17 7.25 7.38 10 25 13 29 32 48 77 104 30 39 14 22 38 7.93 21 23.69 103.72 31.00
4 32 34 33 23 30 12 18 18 38 40 43 21 11 19 30 20 20 18 28 28 38 48 43 29 22 30 44 56 33 45 ~ 30.13 55.59 30.00
5 27 26 27 27 32 40 42 31 28 34 45 33 24 18 20 30 32 9 10 10 10 10 21 17 ~ 21 14 9 8.73 11 12 22.56 45.08 30.00
6 14 16 18 16 20 11 11 8.63 21 24 24 13 20 22 10 8.07 6.00 10 14 23 21 26 16 8.40 4.99 7.18 7.68 8.60 11 15 ~ 14.52 26.03 30.00
7 25 15 12 12 9 9 20 6.83 7.32 5.51 6.31 8.01 14 4.45 6.91 11 10 9 5.79 5.05 6.30 8.82 12 17 11 16 10 11 13 15 11 10.76 25.03 31.00
8 16 13 15 12 14 21 10 8.64 10 15 12 22 22 19 27 15 18 15 17 16 18 6.79 14 17 9 12 15 8.58 12 18 24 15.19 26.65 31.00
9 32 5.42 6.70 6.82 10 21 10 14 18 23 16 26 25 23 28 13 8.28 22 30 32 20 11 31 23 27 32 33 58 47 43 ~ 23.05 58.32 30.00
10 27 10 28 22 47 14 7.42 12 11 11 15 12 36 44 43 42 25 18 28 34 34 44 39 20 21 12 11 11 15 36 20 24.22 47.46 31.00
11 9 28 31 12 24 13 30 33 20 14 21 55 66 46 26 47 41 22 45 66 21 38 43 48 24 11 11 40 31 40 ~ 31.86 65.79 30.00
12 21 23 26 44 26 16 20 25 35 20 6.90 8.88 15 6.29 7.21 8.85 14 29 64 50 47 56 69 116 91 111 75 21 59 51 27 38.33 115.56 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- 25 26- 50 51- 75 76- 113 114- 150 151- 225 226- 300 over 300 25 50 75 113 150 225 300
ABS. 51 30 4 6 0 0 0 0 91 40 10 6 0 0 0 0 104
REL. 56.0 32.9 4.3 6.5 0.0 0.0 0.0 0.0 100.0 44.0 11.0 6.6 0.0 0.0 0.0 0.024.3
ID 56 32 4 13 0 0 0 0 106
ABS. 56 33 1 0 0 0 0 0 90 34 1 0 0 0 0 0 56
REL. 62.2 36.6 1.1 0.0 0.0 0.0 0.0 0.0 100.0 37.8 1.1 0.0 0.0 0.0 0.0 0.0 28.4
ID 62 36 1 0 0 0 0 0 100
ABS. 78 13 1 0 0 0 0 0 92 14 1 0 0 0 0 0 58
REL. 84.7 14.1 1.0 0.0 0.0 0.0 0.0 0.0100.0 15.2 1.1 0.0 0.0 0.0 0.0 0.0 28.9
ID 84 14 1 0 0 0 0 0 100
ABS. 43 37 8 3 1 0 0 0 92 49 12 4 1 0 0 0 116
REL 46.7 40.2 8.6 3.2 1.0 0.0 0.0 0.0100.0 53.3 13.0 4.3 1.1 0.0 0.0 0.024.12
ID 46 40 8 6 5 0 0 0 107
Year
ABS. 228 113 14 9 1 0 0 0 365 137 24 10 1 0 0 0 116
REL. 62.4 30.9 3.8 2.4 0.2 0.0 0.0 0.0100.0 37.5 6.6 2.7 0.3 0.0 0.0 0.024.12
ID 62 30 3 4 1 0 0 0 103

Note:

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