Detailed overview of ambient air pollution valuis from individual stations

649 - Vsetaty

Year: 1997
Pollutant:SO2-sulphur dioxide
Station: 649 - Vsetaty
Code:CZMERVVSE
Institution:VURV
Region:Stredocesky
District:Melnik
IHd: 150
Measure method:West-Gaeke spectrophotometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 70 50 65 86 87 91 95 71 81 81 80 108 151 133 286 268 284 299 65 66 57 112 91 100 86 67 88 31 78 109 54 109.35 299.00 31.00
2 45 44 20 25 28 23 ~ 15 28 18 20 27 30 25 38 33 22 26 28 31 21 30 28 16 32 23 26 23 ~ ~ ~ 26.85 45.00 27.00
3 39 31 23 ~ 29 26 30 42 47 36 33 31 35 32 32 35 30 28 47 32 25 22 30 27 35 31 ~ 39 22 22 23 31.52 47.00 29.00
4 37 39 34 36 33 27 27 30 38 ~ ~ 28 29 25 23 21 20 27 31 30 21 20 32 25 19 18 27 30 23 23 ~ 27.61 39.00 28.00
5 23 25 19 29 27 19 17 24 22 17 28 26 21 20 37 22 23 28 22 21 25 22 22 23 38 38 37 20 35 36 21 25.39 38.00 31.00
6 10 13 12 19 11 6.00 16 13 14 9.00 10 2.00 6.00 ~ ~ ~ ~ 15 4.00 21 11 4.00 16 12 14 22 15 12 20 14 ~ 12.35 22.00 26.00
7 20 18 14 7.00 11 12 21 19 10 10 12 17 7.00 11 9.00 ~ 19 10 17 26 18 17 15 ~ 14 12 ~ 13 ~ 19 21 14.78 26.00 27.00
8 ~ ~ 5.00 ~ 15 21 ~ 11 14 12 11 14 16 7.00 12 19 19 ~ 13 12 ~ 10 10 17 ~ ~ 17 11 11 8.00 8.00 12.74 21.00 23.00
9 8.00 9.00 12 15 9.00 11 11 4.00 10 9.00 9.00 7.00 5.00 11 ~ 5.00 7.00 13 10 6.00 8.00 6.00 6.00 ~ ~ 13 7.00 12 10 12 ~ 9.07 15.00 27.00
10 23 21 14 8.00 15 8.00 7.00 21 21 13 8.00 ~ 11 9.00 ~ ~ ~ ~ 15 9.00 11 ~ 9.00 11 15 16 13 11 15 16 ~ 13.33 23.00 24.00
11 ~ 28 20 ~ 76 43 36 ~ ~ 115 27 49 30 20 ~ 19 23 25 36 25 30 27 ~ 20 20 34 26 40 28 20 ~ 34.04 115.00 24.00
12 20 21 19 17 15 22 13 10 8.00 15 23 20 18 17 23 21 19 15 13 10 12 18 9.00 10 15 17 26 19 24 20 17 16.97 26.00 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. 58 20 4 1 4 0 0 0 87 29 9 5 4 0 0 0 299
REL. 66.6 22.9 4.5 1.1 4.5 0.0 0.0 0.0 100.0 33.3 10.3 5.7 4.6 0.0 0.0 0.018.1
ID 66 22 4 2 22 0 0 0 119
ABS. 85 0 0 0 0 0 0 0 85 0 0 0 0 0 0 0 39
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. 77 0 0 0 0 0 0 0 77 0 0 0 0 0 0 0 26
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 20.7
ID 100 0 0 0 0 0 0 0 100
ABS. 77 1 1 0 0 0 0 0 79 2 1 0 0 0 0 0 115
REL 97.4 1.2 1.2 0.0 0.0 0.0 0.0 0.0100.0 2.5 1.3 0.0 0.0 0.0 0.0 0.010.11
ID 97 1 1 0 0 0 0 0 100
Year
ABS. 297 21 5 1 4 0 0 0 328 31 10 5 4 0 0 0 299
REL. 90.5 6.4 1.5 0.3 1.2 0.0 0.0 0.0100.0 9.5 3.0 1.5 1.2 0.0 0.0 0.0 18.1
ID 90 6 1 6 0 0 0 105

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