Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:SO2-sulphur dioxide
Station:1314 - Vitcice
Code:CZCVRVVIT
Institution:VURV
Region:Severocesky
District:Chomutov
IHd: 150
Measure method:West-Gaeke spectrophotometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 55 46 12 25 16 16 39 44 80 24 52 229 310 359 62 35 18 36 41 12 35 35 44 60 110 257 209 88 50 89 58 82.13 359.00 31.00
2 86 31 308 105 98 94 98 86 39 72 55 27 27 27 43 35 16 59 31 43 86 76 43 27 39 12 35 20 ~ ~ ~ 61.36 308.00 28.00
3 16 25 71 30 22 14 66 16 33 19 38 89 48 30 34 30 66 34 22 34 74 25 74 66 48 87 51 53 51 56 117 46.42 117.00 31.00
4 53 20 22 20 18 32 24 44 28 20 20 14 53 22 18 12 14 16 8.00 14 10 12 28 8.00 14 10 18 8.00 10 10 ~ 20.00 53.00 30.00
5 14 12 12 12 10 16 14 22 12 36 26 33 39 29 22 16 12 10 12 12 9.00 6.00 10 11 11 12 38 16 18 8.00 23 17.19 39.00 31.00
6 10 8.00 8.00 12 10 10 12 12 14 14 14 12 14 12 10 10 10 9.00 16 14 12 10 14 12 12 18 12 14 18 6.00 ~ 11.97 18.00 30.00
7 4.00 18 31 26 66 35 15 13 7.00 7.00 33 18 26 20 31 20 18 13 42 29 31 59 15 18 18 22 9.00 13 18 13 11 22.55 66.00 31.00
8 21 12 15 12 15 15 12 15 18 21 48 42 24 15 18 15 30 18 12 33 45 27 6.00 24 21 30 27 24 15 12 9.00 21.00 48.00 31.00
9 27 39 15 9.00 15 15 12 12 12 18 12 9.00 6.00 6.00 24 21 15 21 30 57 65 55 68 92 177 244 166 54 48 66 ~ 47.00 244.00 30.00
10 133 117 84 134 145 147 128 54 35 22 22 39 55 21 40 45 23 22 32 28 22 36 25 22 31 26 31 42 32 30 28 53.26 147.00 31.00
11 70 32 22 130 30 85 22 55 45 99 40 35 37 40 45 48 58 62 76 92 148 155 211 149 125 80 67 95 145 162 ~ 82.00 211.00 30.00
12 160 131 142 135 53 80 67 102 126 119 140 153 121 56 37 34 57 71 43 52 37 70 80 103 135 43 55 117 130 92 67 90.58 160.00 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. 51 30 3 1 2 3 0 0 90 39 9 6 5 3 0 0 359
REL. 56.6 33.3 3.3 1.1 2.2 3.3 0.0 0.0 100.0 43.3 10.0 6.7 5.6 3.3 0.0 0.014.1
ID 56 33 3 2 11 83 0 0 190
ABS. 89 2 0 0 0 0 0 0 91 2 0 0 0 0 0 0 53
REL. 97.8 2.1 0.0 0.0 0.0 0.0 0.0 0.0 100.0 2.2 0.0 0.0 0.0 0.0 0.0 0.0 1.4
ID 97 2 0 0 0 0 0 0 100
ABS. 80 9 0 2 1 0 0 0 92 12 3 3 1 0 0 0 244
REL. 86.9 9.7 0.0 2.1 1.0 0.0 0.0 0.0100.0 13.0 3.3 3.3 1.1 0.0 0.0 0.0 26.9
ID 86 9 0 4 5 0 0 0 106
ABS. 38 26 23 5 0 0 0 0 92 54 28 5 0 0 0 0 211
REL 41.3 28.2 25.0 5.4 0.0 0.0 0.0 0.0100.0 58.7 30.4 5.4 0.0 0.0 0.0 0.023.11
ID 41 28 25 10 0 0 0 0 105
Year
ABS. 258 67 26 8 3 3 0 0 365 107 40 14 6 3 0 0 359
REL. 70.6 18.3 7.1 2.1 0.8 0.8 0.0 0.0100.0 29.3 11.0 3.8 1.6 0.8 0.0 0.0 14.1
ID 70 18 7 4 4 20 0 0 125

Note:

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