Detailed overview of ambient air pollution valuis from individual stations

Year: 2001
Pollutant:SO2-sulphur dioxide
Station:1120 - Ustek
Code:CZLTHSUST
Institution:Public Health Service
Region:Ustecky
District:Litomerice
IHd: 150
Measure method:coulometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 14 41 72 21 95 138 25 124 102 86 103 69 85 18 117 129 51 82 54 66 12 39 48 40 76 82 54 90 83 45 37 67.68 138.00 31.00
2 41 19 16 22 71 119 93 117 52 63 102 122 9.00 59 116 129 45 14 29 13 10 ~ 32 67 25 121 16 32 ~ ~ ~ 57.56 129.00 27.00
3 76 69 50 67 35 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 47 33 56 19 27 10 43 43 33 8.00 7.00 43 27 26 54 48 39.10 76.00 21.00
4 11 41 35 25 35 37 31 25 33 41 19 3.00 ~ ~ ~ ~ ~ ~ 40 25 13 6.00 31 34 18 22 26 25 17 10 ~ 25.13 41.00 24.00
5 5.00 4.00 3.00 3.00 3.00 5.00 5.00 3.00 3.00 2.00 2.00 2.00 2.00 7.00 6.00 2.00 4.00 4.00 3.00 2.00 3.00 7.00 3.00 5.00 2.00 5.00 4.00 5.00 3.00 2.00 2.00 3.58 7.00 31.00
6 3.00 4.00 4.00 6.00 5.00 4.00 6.00 4.00 5.00 6.00 6.00 4.00 9.00 4.00 5.00 5.00 7.00 4.00 3.00 4.00 7.00 6.00 5.00 3.00 3.00 2.00 6.00 5.00 5.00 5.00 ~ 4.83 9.00 30.00
7 2.00 2.00 3.00 3.00 2.00 2.00 3.00 5.00 5.00 3.00 5.00 2.00 4.00 5.00 3.00 3.00 3.00 4.00 5.00 3.00 2.00 2.00 2.00 2.00 2.00 2.00 2.00 3.00 4.00 4.00 4.00 3.10 5.00 31.00
8 3.00 3.00 6.00 6.00 4.00 3.00 5.00 4.00 4.00 3.00 3.00 4.00 6.00 4.00 3.00 4.00 5.00 6.00 7.00 6.00 5.00 5.00 8.00 6.00 8.00 8.00 7.00 3.00 4.00 3.00 5.00 4.87 8.00 31.00
9 4.00 4.00 6.00 6.00 4.00 5.00 6.00 3.00 5.00 6.00 6.00 35 59 36 34 32 22 23 22 26 25 28 17 29 23 28 41 31 32 35 ~ 21.10 59.00 30.00
10 24 21 16 21 26 32 29 38 26 42 38 29 32 31 43 38 25 27 29 22 47 34 32 25 54 39 33 50 41 33 25 32.32 54.00 31.00
11 8.00 24 44 51 47 50 51 29 30 71 75 62 44 57 113 98 70 62 44 102 57 23 12 55 86 69 76 83 63 48 ~ 56.80 113.00 30.00
12 41 49 44 53 78 59 42 75 105 81 41 23 66 85 68 40 58 60 41 63 29 68 69 56 33 61 43 30 48 44 53 55.03 105.00 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. 41 25 13 0 0 0 0 0 79 38 13 0 0 0 0 0 138
REL. 51.8 31.6 16.4 0.0 0.0 0.0 0.0 0.0 100.0 48.1 16.5 0.0 0.0 0.0 0.0 0.06.1
ID 51 31 16 0 0 0 0 0 100
ABS. 85 0 0 0 0 0 0 0 85 0 0 0 0 0 0 0 41
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 2.4
ID 100 0 0 0 0 0 0 0 100
ABS. 91 1 0 0 0 0 0 0 92 1 0 0 0 0 0 0 59
REL. 98.9 1.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 1.1 0.0 0.0 0.0 0.0 0.0 0.0 13.9
ID 98 1 0 0 0 0 0 0 100
ABS. 56 33 3 0 0 0 0 0 92 36 3 0 0 0 0 0 113
REL 60.8 35.8 3.2 0.0 0.0 0.0 0.0 0.0100.0 39.1 3.3 0.0 0.0 0.0 0.0 0.015.11
ID 60 35 3 0 0 0 0 0 100
Year
ABS. 273 59 16 0 0 0 0 0 348 75 16 0 0 0 0 0 138
REL. 78.4 16.9 4.5 0.0 0.0 0.0 0.0 0.0100.0 21.6 4.6 0.0 0.0 0.0 0.0 0.0 6.1
ID 78 16 4 0 0 0 0 0 100

Note:

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