Detailed overview of ambient air pollution valuis from individual stations

Year: 2001
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1030 - Karlovy Vary
Code:CZKVCMKAV
Institution:Czech Hydrometeorological Institute
Region:Karlovarsky
District:Karlovy Vary
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 30 43 93 66 63 27 34 42 48 53 ~ ~ 58 37 49 46 31 32 33 32 38 42 46 53 80 61 17 43 109 87 37 49.36 109.41 29.00
2 35 35 39 58 25 76 101 54 42 49 49 103 65 82 135 112 38 16 22 12 24 17 14 25 40 53 40 42 ~ ~ ~ 50.03 135.37 28.00
3 46 39 34 50 27 30 41 44 78 24 21 24 18 24 49 55 36 23 14 18 32 47 56 27 27 16 21 24 30 62 32 34.48 78.40 31.00
4 40 55 55 23 26 35 25 13 24 44 24 7.56 6.46 12 13 18 33 26 35 24 11 16 39 42 23 31 31 18 25 28 ~ 26.72 54.67 30.00
5 32 24 22 29 10 9 14 34 31 34 24 16 26 23 28 28 24 23 19 26 30 28 27 31 25 21 21 22 14 18 13 23.44 34.25 31.00
6 20 12 8.70 17 29 34 27 21 13 15 21 22 27 37 24 14 17 13 17 25 29 16 10 17 26 30 22 22 28 13 ~ 20.91 37.26 30.00
7 15 15 26 20 14 10 15 14 26 26 23 19 25 21 12 21 23 33 34 16 15 27 29 26 17 ~ 27 24 27 32 18 21.69 34.36 30.00
8 20 26 25 19 17 17 20 26 31 18 16 25 41 30 25 27 20 18 32 26 21 35 35 33 28 32 25 12 24 31 44 25.75 43.52 31.00
9 23 24 32 28 23 29 21 8.78 11 21 19 34 23 33 19 19 32 53 27 22 22 24 21 33 38 44 55 24 26 38 ~ 27.58 54.81 30.00
10 47 48 53 34 40 29 41 35 48 36 ~ 61 64 56 50 80 31 ~ 48 25 36 41 48 57 71 68 31 27 25 37 49 45.36 79.96 29.00
11 19 31 48 42 57 56 30 19 13 40 73 107 49 102 83 73 52 49 51 38 54 25 21 30 41 66 50 41 33 41 ~ 47.79 106.95 30.00
12 17 24 28 54 72 32 79 26 60 98 89 40 54 101 112 16 29 36 51 32 ~ ~ 21 ~ ~ ~ ~ 20 30 17 20 46.24 112.00 25.00

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. 33 44 6 5 0 0 0 0 88 55 11 5 0 0 0 0 135
REL. 37.5 50.0 6.8 5.6 0.0 0.0 0.0 0.0 100.0 62.5 12.5 5.7 0.0 0.0 0.0 0.015.2
ID 37 50 6 11 0 0 0 0 105
ABS. 79 12 0 0 0 0 0 0 91 12 0 0 0 0 0 0 55
REL. 86.8 13.1 0.0 0.0 0.0 0.0 0.0 0.0 100.0 13.2 0.0 0.0 0.0 0.0 0.0 0.0 2.4
ID 86 13 0 0 0 0 0 0 100
ABS. 80 11 0 0 0 0 0 0 91 11 0 0 0 0 0 0 55
REL. 87.9 12.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 12.1 0.0 0.0 0.0 0.0 0.0 0.0 27.9
ID 87 12 0 0 0 0 0 0 100
ABS. 28 42 10 4 0 0 0 0 84 56 14 4 0 0 0 0 112
REL 33.3 50.0 11.9 4.7 0.0 0.0 0.0 0.0100.0 66.7 16.7 4.8 0.0 0.0 0.0 0.015.12
ID 33 50 11 9 0 0 0 0 104
Year
ABS. 220 109 16 9 0 0 0 0 354 134 25 9 0 0 0 0 135
REL. 62.1 30.7 4.5 2.5 0.0 0.0 0.0 0.0100.0 37.9 7.1 2.5 0.0 0.0 0.0 0.0 15.2
ID 62 30 4 5 0 0 0 0 102

Note:

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