Detailed overview of ambient air pollution valuis from individual stations

Year: 2002
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1066 - Cesky Tesin
Code:CZKACMCTE
Institution:Czech Hydrometeorological Institute
Region:Moravskoslezsky
District:Karvina
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 11 13 64 113 67 52 57 33 50 55 65 53 60 41 68 79 29 44 47 11 25 43 37 29 17 15 11 17 8.50 40 39 41.71 112.77 31.00
2 47 56 28 44 47 40 31 14 19 8.02 8.59 10 40 55 84 65 42 31 17 12 18 20 10 14 31 15 16 27 ~ ~ ~ 30.34 84.08 28.00
3 24 24 19 34 42 20 11 26 22 25 46 50 54 36 27 35 32 38 23 19 17 11 17 19 27 39 54 51 46 37 28 30.69 54.11 31.00
4 37 57 26 26 30 27 45 55 45 40 42 32 24 19 23 43 36 46 42 24 24 50 21 43 32 30 19 18 18 20 ~ 33.09 57.48 30.00
5 26 28 25 20 22 28 25 33 37 27 20 26 36 21 22 32 19 22 17 22 31 22 29 17 25 23 30 18 12 29 18 24.64 37.15 31.00
6 7.88 14 25 28 20 26 22 15 18 17 26 30 19 23 8.02 18 19 29 24 21 15 21 15 26 21 25 23 24 20 21 ~ 20.70 29.90 30.00
7 16 22 19 15 16 17 19 23 27 25 22 23 13 23 28 19 28 19 22 18 18 21 19 13 20 22 23 29 35 27 39 21.99 39.16 31.00
8 29 18 16 27 20 31 25 39 39 16 24 22 12 10 17 31 22 29 32 42 33 33 30 32 33 41 35 34 33 31 30 27.80 41.89 31.00
9 16 39 38 47 38 28 26 32 48 39 35 43 36 22 15 24 27 38 42 28 30 38 23 25 28 47 25 33 48 60 ~ 34.00 60.21 30.00
10 67 57 44 37 21 21 24 22 51 31 29 22 48 43 41 65 41 28 21 41 48 43 38 32 24 7.48 6.51 8.65 41 48 59 35.81 67.32 31.00
11 39 24 34 30 24 85 92 40 22 29 38 53 47 28 9 8.33 40 101 49 58 71 41 25 25 28 68 80 69 83 51 ~ 46.37 101.17 30.00
12 52 63 43 44 36 28 30 19 59 154 143 189 125 175 81 84 43 35 88 70 58 77 43 76 81 38 39 59 35 36 29 68.84 189.29 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- 33 34- 67 68- 100 101- 150 151- 200 201- 300 301- 400 over 400 33 67 100 150 200 300 400
ABS. 47 38 4 1 0 0 0 0 90 43 5 1 0 0 0 0 113
REL. 52.2 42.2 4.4 1.1 0.0 0.0 0.0 0.0 100.0 47.8 5.6 1.1 0.0 0.0 0.0 0.04.1
ID 52 42 4 2 0 0 0 0 101
ABS. 76 15 0 0 0 0 0 0 91 15 0 0 0 0 0 0 57
REL. 83.5 16.4 0.0 0.0 0.0 0.0 0.0 0.0 100.0 16.5 0.0 0.0 0.0 0.0 0.0 0.0 2.4
ID 83 16 0 0 0 0 0 0 100
ABS. 68 24 0 0 0 0 0 0 92 24 0 0 0 0 0 0 60
REL. 73.9 26.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 26.1 0.0 0.0 0.0 0.0 0.0 0.0 30.9
ID 73 26 0 0 0 0 0 0 100
ABS. 29 42 15 3 3 0 0 0 92 63 21 6 3 0 0 0 189
REL 31.5 45.6 16.3 3.2 3.2 0.0 0.0 0.0100.0 68.5 22.8 6.5 3.3 0.0 0.0 0.012.12
ID 31 45 16 6 16 0 0 0 116
Year
ABS. 220 119 19 4 3 0 0 0 365 145 26 7 3 0 0 0 189
REL. 60.2 32.6 5.2 1.0 0.8 0.0 0.0 0.0100.0 39.7 7.1 1.9 0.8 0.0 0.0 0.012.12
ID 60 32 5 2 4 0 0 0 104

Note:

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