Detailed overview of ambient air pollution valuis from individual stations

128 - Ostrava-Slez.Ostr./ZOO

Year: 1997
Pollutant:SO2-sulphur dioxide
Station: 128 - Ostrava-Slez.Ostr./ZOO
Code:CZOSCMSOZ
Institution:CHMI
Region:Severomoravsky
District:Ostrava-mesto
IHd: 150
Measure method:West-Gaeke spectrophotometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 118 189 138 109 64 144 239 248 177 133 100 106 114 102 107 86 94 79 93 70 80 56 88 74 75 70 63 51 30 36 25 101.87 248.00 31.00
2 24 34 59 64 54 50 68 70 59 54 52 58 29 21 15 17 36 29 21 17 15 23 34 ~ 39 39 40 39 ~ ~ ~ 39.26 70.00 27.00
3 37 41 20 43 43 44 22 41 39 17 49 44 49 27 17 16 17 24 31 22 36 24 40 26 46 35 34 18 9.00 10 16 30.23 49.00 31.00
4 28 16 24 13 18 15 17 52 25 51 23 18 18 42 16 19 14 21 37 36 41 36 27 34 25 24 25 41 39 28 ~ 27.43 52.00 30.00
5 ~ ~ ~ ~ 11 10 12 12 18 15 15 17 17 23 25 18 22 23 20 17 21 17 16 23 ~ 26 17 17 14 23 29 18.38 29.00 26.00
6 ~ 25 21 21 24 19 16 19 15 15 18 18 25 18 16 18 20 20 24 19 19 21 19 20 19 23 24 14 19 19 ~ 19.59 25.00 29.00
7 15 12 13 13 13 22 28 23 16 16 16 20 17 13 16 13 18 12 10 11 16 15 18 14 18 13 13 ~ ~ ~ ~ 15.70 28.00 27.00
8 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 27 24 18 19 14 17 30 20 23 26 28 20 24 28 18 26 22 16 15 11 21.30 30.00 20.00
9 24 14 14 18 14 15 15 13 16 10 11 25 17 16 15 19 19 20 11 6.00 23 23 28 16 15 17 16 15 29 18 ~ 17.07 29.00 30.00
10 20 17 23 31 25 21 29 22 26 10 24 13 12 17 16 11 20 36 53 26 23 36 37 21 22 16 11 22 52 52 41 25.32 53.00 31.00
11 46 48 31 34 34 20 16 20 23 27 21 27 12 10 19 24 18 37 36 55 38 50 65 54 67 43 52 33 39 ~ ~ 34.45 67.00 29.00
12 24 24 33 20 20 58 47 54 101 51 40 24 17 25 27 36 81 75 50 57 47 36 54 32 25 21 14 18 29 34 58 39.74 101.00 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. 52 24 9 2 2 0 0 0 89 37 13 4 2 0 0 0 248
REL. 58.4 26.9 10.1 2.2 2.2 0.0 0.0 0.0 100.0 41.6 14.6 4.5 2.2 0.0 0.0 0.08.1
ID 58 26 10 4 11 0 0 0 111
ABS. 83 2 0 0 0 0 0 0 85 2 0 0 0 0 0 0 52
REL. 97.6 2.3 0.0 0.0 0.0 0.0 0.0 0.0 100.0 2.4 0.0 0.0 0.0 0.0 0.0 0.0 8.4
ID 97 2 0 0 0 0 0 0 100
ABS. 77 0 0 0 0 0 0 0 77 0 0 0 0 0 0 0 30
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 18.8
ID 100 0 0 0 0 0 0 0 100
ABS. 74 16 1 0 0 0 0 0 91 17 1 0 0 0 0 0 101
REL 81.3 17.5 1.0 0.0 0.0 0.0 0.0 0.0100.0 18.7 1.1 0.0 0.0 0.0 0.0 0.0 9.12
ID 81 17 1 0 0 0 0 0 100
Year
ABS. 286 42 10 2 2 0 0 0 342 56 14 4 2 0 0 0 248
REL. 83.6 12.2 2.9 0.5 0.5 0.0 0.0 0.0100.0 16.4 4.1 1.2 0.6 0.0 0.0 0.0 8.1
ID 83 12 2 1 2 0 0 0 102

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