Detailed overview of ambient air pollution valuis from individual stations

Year: 2001
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station: 808 - Klatovy soud
Code:CZKTHSKLS
Institution:Public Health Service
Region:Plzensky
District:Klatovy
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 37 ~ ~ ~ ~ ~ ~ ~ ~ 92 48 73 34 31 37 46 36 40 38 31 33 38 52 58 83 91 20 71 118 89 ~ 54.32 117.73 22.00
2 45 45 42 23 ~ ~ 118 71 60 69 63 163 86 65 137 114 46 19 35 28 34 21 28 40 29 45 56 51 ~ ~ ~ 59.00 163.37 26.00
3 71 36 41 24 30 28 55 42 57 27 17 29 23 28 46 74 37 28 20 24 37 57 36 31 18 23 24 24 29 47 31 35.24 73.84 31.00
4 41 74 77 51 39 25 19 20 41 52 36 21 20 15 15 17 32 37 28 34 27 20 32 ~ 36 28 41 23 29 46 ~ 33.67 77.38 29.00
5 32 40 31 32 21 19 ~ 37 28 35 35 17 24 35 26 30 28 32 22 25 30 24 25 36 36 21 22 29 23 29 30 28.43 40.07 30.00
6 31 18 12 30 37 48 31 28 17 18 36 32 60 31 36 16 15 29 25 31 29 27 17 21 32 29 30 29 28 19 ~ 28.08 59.54 30.00
7 15 26 20 19 15 14 15 16 24 30 28 24 23 19 15 29 29 31 43 32 17 23 33 28 29 34 38 21 22 33 42 25.37 42.67 31.00
8 32 25 24 17 16 27 26 34 36 30 18 21 40 37 34 35 19 17 26 34 32 39 37 41 26 31 41 36 28 24 ~ 29.46 41.37 30.00
9 25 22 33 34 34 41 38 16 14 23 27 31 30 38 23 18 32 46 50 56 34 34 20 35 47 46 79 35 31 34 ~ 34.15 79.24 30.00
10 53 54 82 41 62 51 29 46 55 54 47 118 59 70 46 58 36 40 49 20 26 31 80 58 74 75 30 29 33 33 62 51.56 117.77 31.00
11 24 35 60 39 68 61 25 18 44 52 77 52 62 93 124 68 48 27 52 50 55 25 31 32 36 49 62 34 35 42 ~ 49.31 124.15 30.00
12 19 22 31 66 65 32 42 24 49 92 88 71 47 39 48 49 57 49 45 56 30 30 44 21 18 23 25 21 26 19 ~ 41.69 92.00 30.00

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. 28 35 11 4 1 0 0 0 79 51 16 5 1 0 0 0 163
REL. 35.4 44.3 13.9 5.0 1.2 0.0 0.0 0.0 100.0 64.6 20.3 6.3 1.3 0.0 0.0 0.012.2
ID 35 44 13 10 6 0 0 0 110
ABS. 64 23 2 0 0 0 0 0 89 25 2 0 0 0 0 0 77
REL. 71.9 25.8 2.2 0.0 0.0 0.0 0.0 0.0 100.0 28.1 2.2 0.0 0.0 0.0 0.0 0.0 3.4
ID 71 25 2 0 0 0 0 0 100
ABS. 59 31 1 0 0 0 0 0 91 32 1 0 0 0 0 0 79
REL. 64.8 34.0 1.0 0.0 0.0 0.0 0.0 0.0100.0 35.2 1.1 0.0 0.0 0.0 0.0 0.0 27.9
ID 64 34 1 0 0 0 0 0 100
ABS. 29 48 12 2 0 0 0 0 91 62 14 2 0 0 0 0 124
REL 31.8 52.7 13.1 2.1 0.0 0.0 0.0 0.0100.0 68.1 15.4 2.2 0.0 0.0 0.0 0.015.11
ID 31 52 13 4 0 0 0 0 102
Year
ABS. 180 137 26 6 1 0 0 0 350 170 33 7 1 0 0 0 163
REL. 51.4 39.1 7.4 1.7 0.2 0.0 0.0 0.0100.0 48.6 9.4 2.0 0.3 0.0 0.0 0.0 12.2
ID 51 39 7 3 1 0 0 0 102

Note:

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