Detailed overview of ambient air pollution valuis from individual stations

1119 - Roudnice n.L.

Year: 1997
Pollutant:SO2-sulphur dioxide
Station:1119 - Roudnice n.L.
Code:CZLTHSRNL
Institution:Public Health Service
Region:Severocesky
District:Litomerice
IHd: 150
Measure method:coulometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 322 277 92 128 89 229 278 279 97 144 152 62 181 150 411 383 263 176 94 86 75 48 62 105 78 55 144 110 59 54 22 151.77 411.00 31.00
2 34 54 136 36 24 31 44 65 57 27 12 13 9.00 18 17 13 21 12 14 15 11 23 34 23 8.00 11 10 11 ~ ~ ~ 27.96 136.00 28.00
3 27 16 26 22 30 41 74 40 27 29 47 33 23 16 14 2.00 9.00 14 22 9.00 21 10 15 21 39 35 15 4.00 5.00 10 15 22.94 74.00 31.00
4 20 14 18 6.00 8.00 2.00 10 25 44 26 10 6.00 20 19 ~ ~ 16 14 6.00 22 45 24 15 18 13 17 12 5.00 5.00 2.00 ~ 15.79 45.00 28.00
5 3.00 3.00 4.00 3.00 7.00 4.00 24 13 4.00 7.00 5.00 15 21 31 29 13 11 9.00 10 10 7.00 11 8.00 5.00 9.00 25 8.00 7.00 11 6.00 11 10.77 31.00 31.00
6 11 17 6.00 26 40 28 27 5.00 6.00 18 52 18 10 7.00 6.00 5.00 7.00 15 40 10 9.00 6.00 12 12 11 6.00 25 48 8.00 10 ~ 16.70 52.00 30.00
7 16 12 17 18 9.00 5.00 10 19 21 47 94 72 57 48 16 18 16 16 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 28.39 94.00 18.00
8 ~ 9.00 24 29 13 16 37 26 13 31 48 47 25 11 10 13 50 42 ~ 26 9.00 7.00 25 ~ ~ ~ 34 16 23 23 26 24.35 50.00 26.00
9 23 20 12 17 15 13 ~ ~ 15 11 8.00 12 3.00 6.00 7.00 10 12 15 13 5.00 17 22 14 7.00 6.00 8.00 2.00 14 15 17 ~ 12.11 23.00 28.00
10 12 5.00 8.00 13 12 18 23 9.00 7.00 6.00 4.00 ~ ~ ~ ~ ~ ~ ~ ~ 20 26 25 23 11 7.00 9.00 16 20 46 64 ~ 17.45 64.00 22.00
11 ~ ~ 23 22 22 34 33 23 13 15 20 14 13 11 12 21 34 29 23 30 34 36 61 68 32 52 43 28 17 18 ~ 27.89 68.00 28.00
12 19 43 37 13 21 14 16 15 27 13 8.00 15 10 24 26 74 23 23 27 35 23 62 27 10 6.00 2.00 4.00 ~ ~ ~ ~ 22.85 74.00 27.00

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. 56 16 7 3 5 3 0 0 90 34 18 11 8 3 0 0 411
REL. 62.2 17.7 7.7 3.3 5.5 3.3 0.0 0.0 100.0 37.8 20.0 12.2 8.9 3.3 0.0 0.015.1
ID 62 17 7 6 27 83 0 0 205
ABS. 88 1 0 0 0 0 0 0 89 1 0 0 0 0 0 0 52
REL. 98.8 1.1 0.0 0.0 0.0 0.0 0.0 0.0 100.0 1.1 0.0 0.0 0.0 0.0 0.0 0.0 11.6
ID 98 1 0 0 0 0 0 0 100
ABS. 69 3 0 0 0 0 0 0 72 3 0 0 0 0 0 0 94
REL. 95.8 4.1 0.0 0.0 0.0 0.0 0.0 0.0100.0 4.2 0.0 0.0 0.0 0.0 0.0 0.0 11.7
ID 95 4 0 0 0 0 0 0 100
ABS. 71 6 0 0 0 0 0 0 77 6 0 0 0 0 0 0 74
REL 92.2 7.7 0.0 0.0 0.0 0.0 0.0 0.0100.0 7.8 0.0 0.0 0.0 0.0 0.0 0.016.12
ID 92 7 0 0 0 0 0 0 100
Year
ABS. 284 26 7 3 5 3 0 0 328 44 18 11 8 3 0 0 411
REL. 86.5 7.9 2.1 0.9 1.5 0.9 0.0 0.0100.0 13.4 5.5 3.4 2.4 0.9 0.0 0.0 15.1
ID 86 7 2 1 7 22 0 0 128

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