Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:NO-nitrogen monoxide
Station:1459 - Pha5-Smichov
Code:CZ05CMSMI
Institution:Czech Hydrometeorological Institute
Region:Hlavni mesto Praha
District:Praha 5
IHd: 150
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 14 23 24 62 97 108 119 22 14 8.13 86 45 17 21 28 15 15 6.78 5.99 19 3.74 10 12 41 47 21 42 37 4.48 24 27 32.93 119.38 31.00
2 76 31 15 44 28 79 72 33 7.55 35 32 22 5.39 15 46 40 21 33 18 2.52 32 43 39 51 22 63 46 55 88 ~ ~ 37.75 88.12 29.00
3 34 8.47 17 2.88 4.96 44 ~ 32 ~ 18 13 14 63 44 4.48 8.02 8.33 16 13 23 17 79 71 49 49 17 3.67 7.45 28 40 31 26.25 78.66 29.00
4 ~ 40 26 65 18 4.28 4.56 21 21 30 58 47 49 58 14 64 32 42 44 56 48 27 19 15 16 64 43 23 29 20 ~ 34.37 64.97 29.00
5 32 69 61 43 58 33 23 38 41 46 30 28 27 43 60 48 39 48 25 4.66 26 19 55 58 34 47 12 12 26 27 16 36.39 69.45 31.00
6 79 56 22 32 41 21 17 32 44 23 19 12 40 28 12 2.97 9 23 37 39 ~ 14 39 11 7.75 4.26 10 20 ~ 20 ~ 25.54 78.63 28.00
7 20 31 ~ ~ 4.60 10 22 3.24 16 42 50 13 23 41 5.59 7.58 7.48 14 8.72 9 5.40 17 28 47 55 48 35 38 2.54 21 49 23.28 54.73 29.00
8 62 35 56 43 12 6.99 18 46 47 57 20 23 37 47 32 30 35 40 21 22 13 20 28 24 8.79 6.66 33 28 52 45 52 32.33 62.13 31.00
9 43 10 6.92 6.99 19 41 34 47 41 35 80 77 27 20 23 14 6.90 18 19 25 16 37 27 30 56 59 56 29 29 24 ~ 31.91 80.34 30.00
10 21 75 13 63 46 9 4.44 17 24 24 72 61 132 76 40 109 51 7.69 112 40 48 73 33 69 42 23 11 75 28 26 23 46.73 131.95 31.00
11 32 33 63 13 67 14 106 102 117 74 70 37 50 44 74 85 12 58 100 59 58 149 142 52 22 16 34 49 61 24 ~ 60.58 148.90 30.00
12 20 21 54 71 23 18 21 79 97 46 64 67 38 38 16 3.48 25 35 52 75 16 47 21 28 15 42 11 33 93 20 24 39.16 96.99 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- 50 51- 100 101- 150 151- 225 226- 300 301- 450 451- 600 over 600 50 100 150 225 300 450 600
ABS. 74 13 2 0 0 0 0 0 89 15 2 0 0 0 0 0 119
REL. 83.1 14.6 2.2 0.0 0.0 0.0 0.0 0.0 100.0 16.9 2.2 0.0 0.0 0.0 0.0 0.07.1
ID 83 14 2 0 0 0 0 0 100
ABS. 74 14 0 0 0 0 0 0 88 14 0 0 0 0 0 0 79
REL. 84.0 15.9 0.0 0.0 0.0 0.0 0.0 0.0 100.0 15.9 0.0 0.0 0.0 0.0 0.0 0.0 1.6
ID 84 15 0 0 0 0 0 0 100
ABS. 78 12 0 0 0 0 0 0 90 12 0 0 0 0 0 0 80
REL. 86.6 13.3 0.0 0.0 0.0 0.0 0.0 0.0100.0 13.3 0.0 0.0 0.0 0.0 0.0 0.0 11.9
ID 86 13 0 0 0 0 0 0 100
ABS. 53 31 8 0 0 0 0 0 92 39 8 0 0 0 0 0 149
REL 57.6 33.6 8.6 0.0 0.0 0.0 0.0 0.0100.0 42.4 8.7 0.0 0.0 0.0 0.0 0.022.11
ID 57 33 8 0 0 0 0 0 100
Year
ABS. 279 70 10 0 0 0 0 0 359 80 10 0 0 0 0 0 149
REL. 77.7 19.4 2.7 0.0 0.0 0.0 0.0 0.0100.0 22.3 2.8 0.0 0.0 0.0 0.0 0.022.11
ID 77 19 2 0 0 0 0 0 100

Note:

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