Detailed overview of ambient air pollution valuis from individual stations

1305 - Lkan

Year: 1997
Pollutant:SO2-sulphur dioxide
Station:1305 - Lkan
Code:CZLTCMLKA
Institution:CHMI
Region:Severocesky
District:Litomerice
IHd: 150
Measure method:West-Gaeke spectrophotometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 182 155 55 69 52 40 173 101 59 67 31 31 48 147 125 144 75 92 92 245 56 36 56 56 57 125 48 40 140 38 41 86.32 245.00 31.00
2 24 23 67 25 15 14 19 19 19 12 8.00 7.00 8.00 15 17 16 28 7.00 5.00 7.00 5.00 5.00 11 ~ ~ ~ ~ ~ ~ ~ ~ 16.35 67.00 23.00
3 ~ ~ ~ 25 15 5.00 6.00 42 21 22 7.00 18 5.00 6.00 7.00 6.00 4.00 5.00 7.00 8.00 7.00 6.00 6.00 5.00 6.00 8.00 8.00 6.00 5.00 2.00 6.00 9.79 42.00 28.00
4 9.00 16 8.00 2.00 5.00 5.00 6.00 4.00 13 22 21 7.00 4.00 11 7.00 5.00 5.00 11 13 17 5.00 12 3.00 7.00 4.00 6.00 4.00 4.00 4.00 9.00 ~ 8.30 22.00 30.00
5 13 3.00 9.00 8.00 6.00 3.00 3.00 5.00 8.00 5.00 2.00 2.00 9.00 9.00 12 9.00 7.00 9.00 14 16 28 17 21 17 15 28 6.00 7.00 4.00 5.00 4.00 9.81 28.00 31.00
6 5.00 6.00 7.00 5.00 13 16 6.00 11 4.00 3.00 5.00 5.00 3.00 4.00 3.00 3.00 9.00 7.00 6.00 7.00 6.00 4.00 3.00 8.00 9.00 4.00 2.00 6.00 4.00 4.00 ~ 5.93 16.00 30.00
7 ~ 3.00 9.00 11 7.00 2.00 4.00 4.00 3.00 8.00 8.00 9.00 5.00 ~ 36 48 42 23 6.00 5.00 6.00 5.00 7.00 5.00 8.00 5.00 15 3.00 3.00 8.00 7.00 10.52 48.00 29.00
8 5.00 3.00 9.00 3.00 7.00 15 5.00 8.00 5.00 15 3.00 7.00 12 8.00 6.00 14 19 18 9.00 17 8.00 13 15 13 18 11 21 8.00 11 11 14 10.68 21.00 31.00
9 12 19 10 8.00 13 7.00 ~ ~ 11 9.00 15 8.00 12 5.00 7.00 14 11 25 11 6.00 15 22 14 8.00 13 21 7.00 14 13 11 ~ 12.18 25.00 28.00
10 10 8.00 10 11 8.00 6.00 16 6.00 5.00 9.00 7.00 13 7.00 5.00 10 5.00 34 3.00 10 9.00 26 8.00 10 18 5.00 6.00 9.00 16 26 89 66 15.19 89.00 31.00
11 12 37 21 23 27 21 26 13 7.00 3.00 12 16 15 9.00 7.00 20 10 25 14 18 26 23 27 43 34 29 17 27 14 15 ~ 19.70 43.00 30.00
12 15 23 26 14 13 10 5.00 8.00 8.00 8.00 5.00 6.00 7.00 7.00 146 96 26 21 19 29 28 3.00 6.00 2.00 34 8.00 5.00 12 6.00 9.00 2.00 19.58 146.00 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- 50 51- 100 101- 150 151- 225 226- 300 301- 450 451- 600 over 600 50 100 150 225 300 450 600
ABS. 59 13 6 3 1 0 0 0 82 23 10 4 1 0 0 0 245
REL. 71.9 15.8 7.3 3.6 1.2 0.0 0.0 0.0 100.0 28.0 12.2 4.9 1.2 0.0 0.0 0.020.1
ID 71 15 7 7 6 0 0 0 108
ABS. 91 0 0 0 0 0 0 0 91 0 0 0 0 0 0 0 28
REL.100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 21.5
ID 100 0 0 0 0 0 0 0 100
ABS. 88 0 0 0 0 0 0 0 88 0 0 0 0 0 0 0 48
REL.100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 16.7
ID 100 0 0 0 0 0 0 0 100
ABS. 88 3 1 0 0 0 0 0 92 4 1 0 0 0 0 0 146
REL 95.6 3.2 1.0 0.0 0.0 0.0 0.0 0.0100.0 4.3 1.1 0.0 0.0 0.0 0.0 0.015.12
ID 95 3 1 0 0 0 0 0 100
Year
ABS. 326 16 7 3 1 0 0 0 353 27 11 4 1 0 0 0 245
REL. 92.3 4.5 1.9 0.8 0.2 0.0 0.0 0.0100.0 7.6 3.1 1.1 0.3 0.0 0.0 0.0 20.1
ID 92 4 1 1 1 0 0 0 101

Note:

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

Detailed overview of ambient air pollution valuis from individual stations - selection station