Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station: 517 - Karvina-OHS
Code:CZKAHSKOH
Institution:Public Health Service
Region:Severomoravsky
District:Karvina
IHd: 100
Measure method:trithanolamine spectophotometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 ~ ~ 100 39 40 54 34 ~ ~ 39 ~ 39 59 ~ ~ ~ 91 38 23 12 ~ ~ ~ ~ ~ ~ 41 24 ~ ~ 16 43.27 100.00 15.00
2 34 14 13 26 ~ ~ 18 23 ~ 23 25 ~ ~ 53 27 26 31 ~ ~ ~ 27 32 47 17 9.00 ~ ~ 14 34 ~ ~ 25.95 53.00 19.00
3 20 18 ~ ~ ~ 14 ~ 14 14 ~ ~ ~ 24 ~ 15 ~ 17 ~ ~ 22 37 8.00 23 18 ~ ~ 22 43 16 ~ 17 20.12 43.00 17.00
4 ~ ~ 14 16 ~ 10 39 ~ ~ 12 63 ~ 31 43 ~ ~ 23 30 23 ~ 31 ~ ~ ~ ~ 24 16 ~ ~ ~ ~ 26.79 63.00 14.00
5 ~ 25 31 20 ~ ~ ~ ~ 77 85 33 18 ~ ~ 42 50 49 35 28 ~ ~ 30 42 45 32 21 ~ ~ 26 25 28 37.10 85.00 20.00
6 39 30 ~ ~ 63 32 ~ 35 32 ~ ~ ~ 27 43 37 22 ~ ~ 46 51 61 41 29 ~ ~ 51 89 51 41 32 ~ 42.60 89.00 20.00
7 ~ ~ 44 27 ~ ~ 35 ~ ~ 39 83 39 57 30 ~ ~ 78 40 56 69 50 ~ ~ 66 66 50 83 ~ ~ ~ ~ 53.65 83.00 17.00
8 75 63 ~ 56 ~ ~ 48 34 31 50 ~ ~ ~ ~ 42 49 29 43 ~ ~ 62 56 74 53 21 ~ ~ 16 94 ~ 45 49.53 94.00 19.00
9 36 ~ ~ 72 52 37 58 63 ~ ~ ~ 68 93 62 38 ~ ~ 34 33 36 32 ~ ~ ~ 38 36 30 ~ 31 ~ ~ 47.17 93.00 18.00
10 ~ 17 54 34 52 45 ~ ~ 85 46 36 55 48 ~ ~ 175 165 151 124 ~ ~ ~ ~ 80 68 127 70 ~ ~ ~ 125 81.95 175.00 19.00
11 191 165 127 ~ ~ 109 150 116 189 145 ~ ~ 70 59 63 ~ ~ ~ ~ ~ 28 77 45 ~ ~ ~ 93 57 50 56 ~ 99.44 191.00 18.00
12 ~ ~ ~ 177 43 56 47 53 ~ ~ 49 37 41 31 37 ~ ~ 96 57 60 41 ~ ~ ~ ~ ~ 186 45 ~ ~ ~ 66.00 186.00 16.00

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- 33 34- 67 68- 100 101- 150 151- 200 201- 300 301- 400 over 400 33 67 100 150 200 300 400
ABS. 34 15 2 0 0 0 0 0 511 17 2 0 0 0 0 0 100
REL. 66.6 29.4 3.9 0.0 0.0 0.0 0.0 0.0 100.0 33.3 3.9 0.0 0.0 0.0 0.0 0.03.1
ID 66 29 3 0 0 0 0 0 100
ABS. 30 21 3 0 0 0 0 0 541 24 3 0 0 0 0 0 89
REL. 55.5 38.8 5.5 0.0 0.0 0.0 0.0 0.0 100.0 44.4 5.6 0.0 0.0 0.0 0.0 0.0 27.6
ID 55 38 5 0 0 0 0 0 100
ABS. 10 34 10 0 0 0 0 0 541 44 10 0 0 0 0 0 94
REL. 18.5 62.9 18.5 0.0 0.0 0.0 0.0 0.0100.0 81.5 18.5 0.0 0.0 0.0 0.0 0.0 29.8
ID 18 62 18 0 0 0 0 0 100
ABS. 3 26 8 8 8 0 0 0 531 50 24 16 8 0 0 0 191
REL 5.6 49.0 15.0 15.0 15.0 0.0 0.0 0.0100.0 94.3 45.3 30.2 15.1 0.0 0.0 0.0 1.11
ID 5 49 15 30 75 0 0 0 175
Year
ABS. 77 96 23 8 8 0 0 0 2121 135 39 16 8 0 0 0 191
REL. 36.3 45.2 10.8 3.7 3.7 0.0 0.0 0.0100.0 63.7 18.4 7.5 3.8 0.0 0.0 0.0 1.11
ID 36 45 10 7 18 0 0 0 118

Note:

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