Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station: 571 - Trutnov-OHS
Code:CZTUHSTRO
Institution:Public Health Service
Region:Vychodocesky
District:Trutnov
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 41 34 46 54 38 71 113 47 31 59 60 77 44 43 38 31 30 19 19 32 21 38 23 59 ~ ~ ~ ~ ~ ~ ~ 44.50 113.00 24.00
2 171 150 24 54 32 41 63 30 20 39 56 42 23 27 58 42 46 50 40 23 53 56 58 68 67 25 33 33 43 ~ ~ 50.59 171.00 29.00
3 39 27 38 14 14 39 48 42 21 21 24 17 ~ ~ ~ ~ 26 15 12 43 34 40 62 36 37 28 56 24 27 25 30 31.07 62.00 27.00
4 27 24 39 51 42 16 28 17 21 31 39 38 32 35 17 16 39 31 28 24 52 25 21 17 26 27 57 36 33 22 ~ 30.37 57.00 30.00
5 19 22 24 40 44 26 17 16 30 38 40 20 18 17 ~ ~ ~ 39 30 14 13 34 30 42 34 26 21 14 17 20 30 26.25 44.00 28.00
6 28 29 22 17 27 19 20 19 26 19 16 ~ ~ ~ ~ ~ 13 15 30 35 37 39 27 19 13 16 16 18 18 32 ~ 22.80 39.00 25.00
7 21 14 34 33 11 11 27 15 11 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 17 16 33 18 27 19 25 10 15 22 19.95 34.00 19.00
8 27 40 21 26 16 15 29 27 19 37 17 18 40 38 25 31 32 19 21 18 17 28 30 25 27 30 33 23 24 22 23 25.74 40.00 31.00
9 30 14 9.00 18 24 32 35 38 29 24 ~ ~ ~ 17 20 17 ~ 25 28 25 18 23 30 19 18 50 59 51 29 35 ~ 27.58 59.00 26.00
10 18 29 30 37 38 39 18 19 35 26 30 43 47 25 28 33 68 26 43 30 21 22 43 ~ ~ ~ 34 35 23 50 36 33.07 68.00 28.00
11 40 40 35 24 28 24 38 46 39 57 32 27 49 49 45 52 46 30 30 42 ~ ~ ~ ~ 44 23 34 47 56 55 ~ 39.69 57.00 26.00
12 51 31 27 59 40 42 37 45 40 31 43 68 66 30 26 17 23 43 53 46 42 46 32 30 31 34 49 45 18 13 10 37.68 68.00 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. 33 40 4 2 1 0 0 0 80 47 7 3 1 0 0 0 171
REL. 41.2 50.0 5.0 2.5 1.2 0.0 0.0 0.0 100.0 58.7 8.7 3.8 1.2 0.0 0.0 0.01.2
ID 41 50 5 5 6 0 0 0 107
ABS. 62 21 0 0 0 0 0 0 83 21 0 0 0 0 0 0 57
REL. 74.6 25.3 0.0 0.0 0.0 0.0 0.0 0.0 100.0 25.3 0.0 0.0 0.0 0.0 0.0 0.0 27.4
ID 74 25 0 0 0 0 0 0 100
ABS. 65 11 0 0 0 0 0 0 76 11 0 0 0 0 0 0 59
REL. 85.5 14.4 0.0 0.0 0.0 0.0 0.0 0.0100.0 14.5 0.0 0.0 0.0 0.0 0.0 0.0 27.9
ID 85 14 0 0 0 0 0 0 100
ABS. 36 47 2 0 0 0 0 0 85 49 2 0 0 0 0 0 68
REL 42.3 55.2 2.3 0.0 0.0 0.0 0.0 0.0100.0 57.6 2.4 0.0 0.0 0.0 0.0 0.017.10
ID 42 55 2 0 0 0 0 0 100
Year
ABS. 196 119 6 2 1 0 0 0 324 128 9 3 1 0 0 0 171
REL. 60.4 36.7 1.8 0.6 0.3 0.0 0.0 0.0100.0 39.5 2.8 0.9 0.3 0.0 0.0 0.0 1.2
ID 60 36 1 1 1 0 0 0 101

Note:

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