Detailed overview of ambient air pollution valuis from individual stations

Year: 2002
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1068 - Havirov
Code:CZKACMHAV
Institution:Czech Hydrometeorological Institute
Region:Moravskoslezsky
District:Karvina
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 14 11 69 127 97 57 102 67 39 42 30 33 49 51 52 33 29 26 27 17 29 38 32 46 21 11 18 19 17 57 55 42.41 127.32 31.00
2 67 48 58 79 146 63 50 23 15 12 17 18 54 63 158 109 35 41 34 13 19 12 10 16 20 ~ 20 31 ~ ~ ~ 45.63 158.46 27.00
3 28 30 26 65 108 48 23 48 40 36 115 132 108 41 32 41 51 108 52 30 29 13 14 16 24 30 33 85 66 36 31 49.60 132.24 31.00
4 70 51 25 27 24 27 47 74 61 55 52 39 32 20 39 54 41 53 51 25 22 33 24 41 33 33 26 18 24 36 ~ 38.60 73.59 30.00
5 30 24 32 13 28 23 30 38 43 31 21 29 38 35 31 32 19 28 16 25 34 27 44 22 26 26 32 24 13 22 24 27.83 43.95 31.00
6 7.12 17 26 50 29 23 20 19 18 18 25 20 19 28 13 17 23 37 27 26 20 16 16 30 21 29 20 27 18 32 ~ 23.12 49.81 30.00
7 15 15 21 16 23 17 17 34 31 13 34 22 14 18 31 24 29 19 20 20 15 25 26 13 24 23 22 25 42 26 34 22.89 41.74 31.00
8 26 24 20 29 26 35 27 42 37 21 23 13 16 9 15 27 27 44 38 50 29 34 42 20 46 54 40 60 40 36 39 31.97 60.24 31.00
9 13 59 50 63 41 30 45 47 75 68 57 47 45 25 13 26 27 47 77 32 33 64 21 25 28 39 20 37 75 86 ~ 43.84 86.35 30.00
10 80 98 50 57 25 10 32 32 47 31 30 23 37 45 64 84 40 40 32 60 108 97 115 58 56 15 8.52 14 46 49 80 50.46 114.83 31.00
11 45 26 22 33 27 132 128 42 16 40 73 63 137 115 15 10 96 104 56 129 111 81 32 76 43 93 103 71 92 35 ~ 68.18 136.55 30.00
12 93 76 53 53 37 29 28 20 49 182 104 182 104 156 89 140 46 40 89 52 56 79 44 69 119 53 31 72 43 79 32 74.25 182.46 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. 42 32 5 9 1 0 0 0 89 47 15 10 1 0 0 0 158
REL. 47.1 35.9 5.6 10.1 1.1 0.0 0.0 0.0 100.0 52.8 16.9 11.2 1.1 0.0 0.0 0.015.2
ID 47 35 5 20 5 0 0 0 114
ABS. 66 23 2 0 0 0 0 0 91 25 2 0 0 0 0 0 74
REL. 72.5 25.2 2.1 0.0 0.0 0.0 0.0 0.0 100.0 27.5 2.2 0.0 0.0 0.0 0.0 0.0 8.4
ID 72 25 2 0 0 0 0 0 100
ABS. 55 32 5 0 0 0 0 0 92 37 5 0 0 0 0 0 86
REL. 59.7 34.7 5.4 0.0 0.0 0.0 0.0 0.0100.0 40.2 5.4 0.0 0.0 0.0 0.0 0.0 30.9
ID 59 34 5 0 0 0 0 0 100
ABS. 24 31 20 14 3 0 0 0 92 68 37 17 3 0 0 0 182
REL 26.0 33.6 21.7 15.2 3.2 0.0 0.0 0.0100.0 73.9 40.2 18.5 3.3 0.0 0.0 0.012.12
ID 26 33 21 30 16 0 0 0 128
Year
ABS. 187 118 32 23 4 0 0 0 364 177 59 27 4 0 0 0 182
REL. 51.3 32.4 8.7 6.3 1.0 0.0 0.0 0.0100.0 48.6 16.2 7.4 1.1 0.0 0.0 0.012.12
ID 51 32 8 12 5 0 0 0 110

Note:

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