Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station: 808 - Klatovy soud
Code:CZKTHSKLS
Institution:Public Health Service
Region:Zapadocesky
District:Klatovy
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 38 39 14 20 15 22 29 24 30 66 71 114 58 106 103 50 27 61 47 44 33 54 46 39 39 80 96 79 73 53 55 52.42 113.93 31.00
2 ~ ~ 80 174 166 187 74 54 84 64 3.40 3.32 2.97 2.81 2.75 3.16 2.66 2.57 2.53 2.41 2.22 2.32 2.62 2.27 2.27 19 46 24 ~ ~ ~ 38.85 187.03 26.00
3 24 33 27 24 30 28 20 22 32 44 41 42 34 26 29 45 47 64 31 28 19 20 23 45 74 73 ~ ~ ~ ~ ~ 35.62 74.15 26.00
4 79 39 50 28 28 38 36 42 59 34 30 23 29 46 58 42 32 24 26 44 55 51 45 56 30 20 28 39 42 32 ~ 39.47 79.19 30.00
5 22 22 34 36 34 38 46 31 28 30 49 43 37 28 36 21 22 48 60 44 35 23 21 21 40 45 62 46 36 19 17 34.65 61.63 31.00
6 31 35 40 47 27 21 18 38 37 ~ ~ ~ ~ ~ ~ ~ 38 48 58 30 28 34 42 54 38 33 24 25 44 37 ~ 36.00 57.62 23.00
7 37 31 33 28 21 25 42 41 44 39 22 31 55 39 33 28 36 17 26 52 39 31 31 31 22 22 35 31 37 28 29 32.89 55.31 31.00
8 18 16 29 30 30 37 41 27 23 35 48 52 37 45 27 37 49 65 42 41 37 19 25 29 34 33 24 36 28 29 41 34.32 64.77 31.00
9 48 33 35 35 20 25 58 63 91 65 43 26 24 25 ~ 29 32 42 31 31 50 39 61 63 56 30 38 41 58 45 ~ 42.69 90.64 29.00
10 34 47 31 22 39 42 67 59 66 31 21 33 47 40 54 150 62 35 62 51 98 68 129 33 18 37 26 16 33 26 21 48.36 150.35 31.00
11 19 53 40 40 36 38 67 73 57 60 43 74 65 32 45 55 43 50 68 92 39 30 79 77 52 79 132 97 33 61 ~ 57.58 131.78 30.00
12 32 40 51 65 36 25 44 55 184 196 102 72 29 46 89 44 114 173 28 36 70 47 99 49 30 28 25 160 91 33 27 68.35 195.75 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 25 10 3 3 0 0 0 83 41 16 6 3 0 0 0 187
REL. 50.6 30.1 12.0 3.6 3.6 0.0 0.0 0.0 100.0 49.4 19.3 7.2 3.6 0.0 0.0 0.06.2
ID 50 30 12 7 18 0 0 0 118
ABS. 33 50 1 0 0 0 0 0 84 51 1 0 0 0 0 0 79
REL. 39.2 59.5 1.1 0.0 0.0 0.0 0.0 0.0 100.0 60.7 1.2 0.0 0.0 0.0 0.0 0.0 1.4
ID 39 59 1 0 0 0 0 0 100
ABS. 44 46 1 0 0 0 0 0 91 47 1 0 0 0 0 0 91
REL. 48.3 50.5 1.0 0.0 0.0 0.0 0.0 0.0100.0 51.6 1.1 0.0 0.0 0.0 0.0 0.0 9.9
ID 48 50 1 0 0 0 0 0 100
ABS. 24 42 17 4 5 0 0 0 92 68 26 9 5 0 0 0 196
REL 26.0 45.6 18.4 4.3 5.4 0.0 0.0 0.0100.0 73.9 28.3 9.8 5.4 0.0 0.0 0.010.12
ID 26 45 18 8 27 0 0 0 126
Year
ABS. 143 163 29 7 8 0 0 0 350 207 44 15 8 0 0 0 196
REL. 40.8 46.5 8.2 2.0 2.2 0.0 0.0 0.0100.0 59.1 12.6 4.3 2.3 0.0 0.0 0.010.12
ID 40 46 8 4 11 0 0 0 111

Note:

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