Detailed overview of ambient air pollution valuis from individual stations

Year: 2002
Pollutant:SO2-sulphur dioxide
Station:1266 - Chomutov
Code:CZCVRVCHO
Institution:Research Institute of Plant Produstion
Region:Ustecky
District:Chomutov
IHd: 150
Measure method:West-Gaeke spectrophotometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 10 22 55 36 25 30 14 49 188 166 96 46 37 20 39 72 49 28 28 11 9.00 25 16 20 16 35 22 9.00 10 15 14 39.10 188.00 31.00
2 30 22 34 26 20 26 25 22 26 20 22 15 8.00 34 66 48 36 22 21 28 24 32 20 12 16 24 10 16 ~ ~ ~ 25.18 66.00 28.00
3 14 16 8.00 14 32 30 12 14 30 10 22 66 60 42 65 88 25 32 10 12 8.00 12 9.00 5.00 12 35 26 49 44 19 28 27.39 88.00 31.00
4 22 49 24 35 25 12 14 34 35 32 26 22 14 10 12 14 20 24 18 10 12 14 24 23 13 24 15 9.00 28 20 ~ 21.13 49.00 30.00
5 29 19 12 16 24 29 41 16 20 12 10 12 16 15 16 7.00 8.00 15 14 24 21 17 12 8.00 7.00 8.00 10 8.00 9.00 7.00 8.00 15.16 41.00 31.00
6 7.00 18 35 21 9.00 8.00 7.00 7.00 12 10 8.00 8.00 10 10 10 6.00 12 14 13 19 12 10 10 12 14 24 16 5.00 7.00 10 ~ 12.13 35.00 30.00
7 10 10 12 14 8.00 22 11 14 13 5.00 7.00 20 13 10 12 13 13 12 14 16 5.00 7.00 8.00 12 11 13 12 18 37 28 15 13.39 37.00 31.00
8 14 5.00 10 12 8.00 7.00 10 12 17 16 18 8.00 7.00 8.00 5.00 12 11 12 8.00 10 5.00 16 20 24 20 28 15 24 18 16 10 13.10 28.00 31.00
9 8.00 18 10 12 10 9.00 10 16 14 16 10 18 14 8.00 7.00 8.00 5.00 9.00 16 14 10 8.00 12 18 10 5.00 12 8.00 8.00 12 ~ 11.17 18.00 30.00
10 13 8.00 12 9.00 8.00 7.00 9.00 11 22 60 58 35 22 18 22 15 25 10 9.00 9.00 14 12 8.00 5.00 14 12 9.00 7.00 14 11 12 16.13 60.00 31.00
11 12 18 10 9.00 28 18 16 10 9.00 6.00 12 14 15 16 30 51 12 20 24 25 25 17 14 18 17 25 32 14 15 12 ~ 18.13 51.00 30.00
12 14 24 63 89 42 37 74 110 94 48 66 50 92 33 31 30 26 12 26 37 17 35 59 65 37 28 45 35 19 37 52 46.03 110.00 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. 80 8 0 2 0 0 0 0 90 10 2 2 0 0 0 0 188
REL. 88.8 8.8 0.0 2.2 0.0 0.0 0.0 0.0 100.0 11.1 2.2 2.2 0.0 0.0 0.0 0.09.1
ID 88 8 0 4 0 0 0 0 102
ABS. 91 0 0 0 0 0 0 0 91 0 0 0 0 0 0 0 49
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. 92 0 0 0 0 0 0 0 92 0 0 0 0 0 0 0 37
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 29.7
ID 100 0 0 0 0 0 0 0 100
ABS. 79 12 1 0 0 0 0 0 92 13 1 0 0 0 0 0 110
REL 85.8 13.0 1.0 0.0 0.0 0.0 0.0 0.0100.0 14.1 1.1 0.0 0.0 0.0 0.0 0.0 8.12
ID 85 13 1 0 0 0 0 0 100
Year
ABS. 342 20 1 2 0 0 0 0 365 23 3 2 0 0 0 0 188
REL. 93.6 5.4 0.2 0.5 0.0 0.0 0.0 0.0100.0 6.3 0.8 0.5 0.0 0.0 0.0 0.0 9.1
ID 93 5 1 0 0 0 0 100

Note:

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