Detailed overview of ambient air pollution valuis from individual stations

1266 - Chomutov

Year: 1997
Pollutant:SO2-sulphur dioxide
Station:1266 - Chomutov
Code:CZCVRVCHO
Institution:VURV
Region:Severocesky
District:Chomutov
IHd: 150
Measure method:West-Gaeke spectrophotometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 113 122 ~ ~ ~ ~ 146 205 83 98 157 141 345 265 303 331 341 155 337 161 84 107 56 95 ~ ~ ~ 91 64 47 37 161.83 345.00 24.00
2 91 68 37 63 31 21 24 ~ ~ ~ 44 28 28 24 32 38 27 64 34 23 21 35 27 27 49 27 30 23 ~ ~ ~ 36.64 91.00 25.00
3 17 33 4.00 73 31 8.00 37 68 111 79 39 123 6.00 9.00 8.00 4.00 15 26 10 17 13 6.00 33 65 82 54 5.00 4.00 4.00 5.00 10 32.23 123.00 31.00
4 25 8.00 5.00 3.00 3.00 3.00 18 77 81 6.00 6.00 4.00 8.00 4.00 5.00 4.00 23 15 8.00 12 69 15 9.00 11 9.00 7.00 3.00 10 6.00 3.00 ~ 15.33 81.00 30.00
5 4.00 2.00 1.00 1.00 9.00 3.00 12 33 2.00 5.00 13 1.00 31 11 17 5.00 4.00 4.00 1.00 2.00 3.00 1.00 1.00 3.00 1.00 23 1.00 1.00 1.00 15 1.00 6.84 33.00 31.00
6 2.00 ~ ~ 34 39 4.00 22 3.00 1.00 26 30 16 1.00 1.00 1.00 14 21 42 48 7.00 4.00 20 6.00 4.00 16 19 23 31 37 6.00 ~ 17.07 48.00 28.00
7 11 46 11 13 16 15 14 17 18 41 32 16 15 41 9.00 8.00 54 10 10 12 11 5.00 11 13 6.00 5.00 5.00 6.00 37 70 19 19.26 70.00 31.00
8 32 6.00 5.00 44 6.00 50 46 72 20 14 41 25 48 6.00 6.00 6.00 74 138 28 42 20 41 46 8.00 32 30 114 22 6.00 8.00 6.00 33.61 138.00 31.00
9 32 12 58 48 10 8.00 8.00 8.00 8.00 8.00 68 44 16 8.00 66 28 72 14 74 14 24 80 24 28 104 16 22 104 80 20 ~ 36.87 104.00 30.00
10 8.00 11 17 10 9.00 48 80 44 28 8.00 10 24 10 20 19 24 250 52 18 50 90 82 41 35 32 32 25 94 96 290 130 54.42 290.00 31.00
11 106 72 56 84 128 140 98 104 66 46 124 72 39 56 48 56 88 106 84 98 16 266 156 198 102 102 122 41 32 41 ~ 91.57 266.00 30.00
12 51 28 22 29 46 52 31 25 12 25 49 45 22 69 104 152 188 197 157 141 104 56 50 62 54 26 42 48 52 84 104 68.61 197.00 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. 46 17 7 4 1 5 0 0 80 34 17 10 6 5 0 0 345
REL. 57.5 21.2 8.7 5.0 1.2 6.2 0.0 0.0 100.0 42.5 21.2 12.5 7.5 6.3 0.0 0.013.1
ID 57 21 8 10 6 156 0 0 260
ABS. 86 3 0 0 0 0 0 0 89 3 0 0 0 0 0 0 81
REL. 96.6 3.3 0.0 0.0 0.0 0.0 0.0 0.0 100.0 3.4 0.0 0.0 0.0 0.0 0.0 0.0 9.4
ID 96 3 0 0 0 0 0 0 100
ABS. 77 11 4 0 0 0 0 0 92 15 4 0 0 0 0 0 138
REL. 83.6 11.9 4.3 0.0 0.0 0.0 0.0 0.0100.0 16.3 4.3 0.0 0.0 0.0 0.0 0.0 18.8
ID 83 11 4 0 0 0 0 0 100
ABS. 44 25 14 6 3 0 0 0 92 48 23 9 3 0 0 0 290
REL 47.8 27.1 15.2 6.5 3.2 0.0 0.0 0.0100.0 52.2 25.0 9.8 3.3 0.0 0.0 0.030.10
ID 47 27 15 13 16 0 0 0 119
Year
ABS. 253 56 25 10 4 5 0 0 353 100 44 19 9 5 0 0 345
REL. 71.6 15.8 7.0 2.8 1.1 1.4 0.0 0.0100.0 28.3 12.5 5.4 2.5 1.4 0.0 0.0 13.1
ID 71 15 7 5 5 35 0 0 141

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