Detailed overview of ambient air pollution valuis from individual stations

Year: 2001
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1191 - Kolin SAZ
Code:CZKOHSKSA
Institution:Public Health Service
Region:Stredocesky
District:Kolin
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 23 31 59 59 53 19 34 64 39 87 51 76 51 36 118 61 35 52 45 29 25 33 40 42 50 39 21 54 91 49 32 48.31 117.57 31.00
2 34 46 34 45 20 30 52 105 54 39 46 93 49 40 106 140 40 21 33 21 23 19 26 34 40 51 52 28 ~ ~ ~ 47.18 139.76 28.00
3 42 34 33 23 30 47 ~ 29 46 22 18 22 17 18 33 52 24 25 14 21 33 55 54 26 27 29 34 27 38 80 38 32.99 79.77 30.00
4 42 46 46 29 27 29 25 20 33 38 28 21 20 14 14 27 28 25 29 34 19 17 41 51 29 19 25 19 24 20 ~ 28.00 50.53 30.00
5 21 33 29 21 19 15 22 23 46 38 24 14 ~ 26 29 21 ~ ~ 18 34 24 32 33 32 23 20 17 25 20 22 28 25.29 46.08 28.00
6 20 13 12 25 36 24 24 23 17 16 20 33 34 39 33 22 21 26 32 41 29 27 20 33 39 34 33 30 30 22 ~ 26.91 41.17 30.00
7 21 23 28 28 20 18 17 18 24 26 27 25 23 21 19 28 25 26 46 43 30 36 36 37 ~ ~ ~ ~ ~ ~ ~ 26.82 46.03 24.00
8 32 33 32 24 19 25 32 35 36 34 24 29 50 55 37 40 29 28 34 39 32 36 42 57 40 41 39 28 44 53 45 36.26 56.65 31.00
9 33 ~ 48 43 50 41 48 29 26 40 36 47 55 49 38 43 55 64 57 ~ ~ 45 36 51 36 41 39 27 29 34 ~ 42.25 64.20 27.00
10 25 29 34 43 52 48 46 72 82 55 30 72 48 55 58 43 47 53 62 25 27 33 41 46 65 47 26 29 35 34 40 45.30 82.50 31.00
11 26 53 45 39 40 47 28 26 35 42 46 55 60 85 84 72 54 30 54 49 54 24 27 26 50 70 63 34 36 41 ~ 46.49 85.34 30.00
12 21 21 42 47 78 62 49 31 56 82 75 37 39 51 60 38 69 67 42 31 25 31 25 19 17 20 22 23 25 16 26 40.24 81.93 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. 34 46 5 4 0 0 0 0 89 55 9 4 0 0 0 0 140
REL. 38.2 51.6 5.6 4.4 0.0 0.0 0.0 0.0 100.0 61.8 10.1 4.5 0.0 0.0 0.0 0.016.2
ID 38 51 5 8 0 0 0 0 104
ABS. 71 17 0 0 0 0 0 0 88 17 0 0 0 0 0 0 51
REL. 80.6 19.3 0.0 0.0 0.0 0.0 0.0 0.0 100.0 19.3 0.0 0.0 0.0 0.0 0.0 0.0 24.4
ID 80 19 0 0 0 0 0 0 100
ABS. 37 45 0 0 0 0 0 0 82 45 0 0 0 0 0 0 64
REL. 45.1 54.8 0.0 0.0 0.0 0.0 0.0 0.0100.0 54.9 0.0 0.0 0.0 0.0 0.0 0.0 18.9
ID 45 54 0 0 0 0 0 0 100
ABS. 29 51 12 0 0 0 0 0 92 63 12 0 0 0 0 0 85
REL 31.5 55.4 13.0 0.0 0.0 0.0 0.0 0.0100.0 68.5 13.0 0.0 0.0 0.0 0.0 0.014.11
ID 31 55 13 0 0 0 0 0 100
Year
ABS. 171 159 17 4 0 0 0 0 351 180 21 4 0 0 0 0 140
REL. 48.7 45.2 4.8 1.1 0.0 0.0 0.0 0.0100.0 51.3 6.0 1.1 0.0 0.0 0.0 0.0 16.2
ID 48 45 4 2 0 0 0 0 101

Note:

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