Detailed overview of ambient air pollution valuis from individual stations

1106 - Slany

Year: 1997
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1106 - Slany
Code:CZKLCMSLA
Institution:CHMI
Region:Stredocesky
District:Kladno
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 77 100 65 66 61 65 97 144 91 103 63 46 116 189 245 197 183 152 91 164 113 51 95 126 72 42 134 69 60 41 45 102.07 244.98 31.00
2 52 85 107 52 47 41 144 92 65 44 30 22 15 29 30 30 54 50 23 21 ~ ~ ~ ~ ~ ~ 27 29 ~ ~ ~ 49.60 144.18 22.00
3 43 26 34 30 71 87 52 55 48 85 78 75 38 36 27 30 47 36 36 38 41 27 22 50 66 45 28 18 18 19 37 43.30 87.42 31.00
4 48 45 34 20 19 19 36 44 51 36 21 20 22 22 21 27 48 33 23 33 43 43 42 35 34 41 30 23 24 30 ~ 32.18 51.12 30.00
5 30 24 32 36 21 15 31 27 15 23 27 27 32 35 33 29 21 19 25 26 16 24 28 20 20 22 19 27 17 20 18 24.50 36.29 31.00
6 27 33 27 34 26 25 19 15 24 26 28 38 27 17 20 27 34 34 25 19 12 14 12 17 29 30 38 24 24 22 ~ 24.85 38.32 30.00
7 22 21 29 29 18 13 18 25 28 28 26 21 20 30 28 28 33 28 15 13 29 33 37 28 19 15 12 26 29 35 23 24.51 37.38 31.00
8 20 22 27 33 29 31 33 28 23 27 31 33 32 34 29 24 32 48 47 48 40 38 31 29 47 47 47 31 26 24 33 32.99 48.28 31.00
9 52 45 41 45 34 32 23 21 18 25 45 43 16 29 44 51 52 51 45 28 38 64 55 51 62 52 47 62 61 55 ~ 42.95 64.06 30.00
10 35 22 26 24 60 91 83 40 26 26 18 32 33 40 53 85 112 80 81 71 68 112 52 38 28 41 72 71 130 104 70 58.84 130.19 31.00
11 84 80 64 66 125 146 159 80 78 121 88 82 67 76 48 56 65 55 94 134 157 84 96 87 80 88 92 112 112 85 ~ 92.03 159.49 30.00
12 62 73 71 64 58 41 58 113 117 41 39 40 31 43 43 52 38 50 106 91 86 119 82 35 23 17 22 31 32 97 107 60.69 119.04 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. 20 35 15 8 5 1 0 0 84 64 29 14 6 1 0 0 245
REL. 23.8 41.6 17.8 9.5 5.9 1.1 0.0 0.0 100.0 76.2 34.5 16.7 7.1 1.2 0.0 0.015.1
ID 23 41 17 19 29 29 0 0 161
ABS. 68 23 0 0 0 0 0 0 91 23 0 0 0 0 0 0 51
REL. 74.7 25.2 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 9.4
ID 74 25 0 0 0 0 0 0 100
ABS. 57 35 0 0 0 0 0 0 92 35 0 0 0 0 0 0 64
REL. 61.9 38.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 38.0 0.0 0.0 0.0 0.0 0.0 0.0 22.9
ID 61 38 0 0 0 0 0 0 100
ABS. 15 28 32 15 2 0 0 0 92 77 49 17 2 0 0 0 159
REL 16.3 30.4 34.7 16.3 2.1 0.0 0.0 0.0100.0 83.7 53.3 18.5 2.2 0.0 0.0 0.0 7.11
ID 16 30 34 32 10 0 0 0 125
Year
ABS. 160 121 47 23 7 1 0 0 359 199 78 31 8 1 0 0 245
REL. 44.5 33.7 13.0 6.4 1.9 0.2 0.0 0.0100.0 55.4 21.7 8.6 2.2 0.3 0.0 0.0 15.1
ID 44 33 13 12 9 6 0 0 120

Note:

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

Detailed overview of ambient air pollution valuis from individual stations - selection station