Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1030 - Karlovy Vary
Code:CZKVCMKAV
Institution:CHMI
Region:Zapadocesky
District:Karlovy Vary
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 70 46 14 ~ 16 37 49 23 33 62 152 184 158 158 95 113 21 ~ ~ ~ ~ 41 38 43 56 105 107 80 58 61 34 71.23 183.73 26.00
2 41 64 60 123 119 157 69 34 66 88 83 52 44 38 35 34 27 59 62 72 101 89 66 58 50 37 30 17 ~ ~ ~ 63.35 156.70 28.00
3 21 28 27 21 18 31 15 11 23 26 32 36 26 16 16 31 27 27 17 ~ ~ ~ ~ 50 69 60 53 39 37 58 72 32.82 72.44 27.00
4 63 50 46 19 42 50 28 36 44 27 24 15 29 39 36 45 35 22 28 48 48 40 33 34 32 25 26 ~ 26 21 ~ 34.80 62.91 29.00
5 20 22 24 16 31 31 34 29 30 35 40 48 36 35 30 18 31 37 34 29 19 14 16 28 37 36 42 33 19 20 18 28.73 48.43 31.00
6 25 31 36 39 27 24 22 34 38 28 34 23 19 25 23 21 25 28 28 21 31 21 23 38 24 25 22 29 33 25 ~ 27.30 38.62 30.00
7 33 28 17 15 17 20 26 16 26 25 14 31 20 26 33 27 23 17 29 33 24 35 26 26 24 30 27 25 24 22 27 24.72 35.45 31.00
8 19 15 30 24 24 31 33 28 28 31 47 35 39 31 25 35 44 41 37 41 23 14 18 16 24 24 23 21 22 31 38 28.78 46.96 31.00
9 45 40 28 28 26 33 32 49 36 40 39 21 32 18 30 27 33 34 30 50 68 67 68 47 51 43 52 62 56 36 ~ 40.73 67.80 30.00
10 28 41 34 25 41 38 44 48 58 18 21 28 43 35 39 62 23 32 51 38 ~ 55 46 16 13 25 21 13 21 20 22 33.33 62.35 30.00
11 16 48 31 27 31 33 60 60 107 49 33 69 68 37 30 43 21 56 ~ 25 40 45 65 80 39 90 109 94 34 68 ~ 51.97 109.12 29.00
12 42 58 48 53 24 14 26 58 127 202 79 108 21 48 55 36 80 85 32 20 35 51 48 40 20 18 29 103 47 30 21 53.48 202.44 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. 26 34 10 6 5 0 0 0 81 55 21 11 5 0 0 0 184
REL. 32.0 41.9 12.3 7.4 6.1 0.0 0.0 0.0 100.0 67.9 25.9 13.6 6.2 0.0 0.0 0.012.1
ID 32 41 12 14 30 0 0 0 132
ABS. 57 33 0 0 0 0 0 0 90 33 0 0 0 0 0 0 63
REL. 63.3 36.6 0.0 0.0 0.0 0.0 0.0 0.0 100.0 36.7 0.0 0.0 0.0 0.0 0.0 0.0 1.4
ID 63 36 0 0 0 0 0 0 100
ABS. 64 25 3 0 0 0 0 0 92 28 3 0 0 0 0 0 68
REL. 69.5 27.1 3.2 0.0 0.0 0.0 0.0 0.0100.0 30.4 3.3 0.0 0.0 0.0 0.0 0.0 21.9
ID 69 27 3 0 0 0 0 0 100
ABS. 35 40 9 5 0 1 0 0 90 55 15 6 1 1 0 0 202
REL 38.8 44.4 10.0 5.5 0.0 1.1 0.0 0.0100.0 61.1 16.7 6.7 1.1 1.1 0.0 0.010.12
ID 38 44 10 11 0 27 0 0 132
Year
ABS. 182 132 22 11 5 1 0 0 353 171 39 17 6 1 0 0 202
REL. 51.5 37.3 6.2 3.1 1.4 0.2 0.0 0.0100.0 48.4 11.0 4.8 1.7 0.3 0.0 0.010.12
ID 51 37 6 6 7 7 0 0 115

Note:

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