Detailed overview of ambient air pollution valuis from individual stations

860 - PHA4-OHS Antala Staska

Year: 1997
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station: 860 - PHA4-OHS Antala Staska
Code:CZ04HSANT
Institution:Public Health Service
Region:Hlavni mesto Praha
District:Praha 4
IHd: 100
Measure method:trithanolamine spectophotometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 ~ ~ 68 ~ ~ 43 70 88 77 77 ~ ~ 77 116 112 110 126 ~ ~ 93 97 64 97 99 ~ ~ 76 56 75 58 54 82.52 126.00 21.00
2 ~ ~ 98 63 63 54 ~ ~ ~ 49 265 43 26 62 ~ ~ ~ 109 84 50 34 ~ ~ 40 32 32 35 47 ~ ~ ~ 65.89 265.00 18.00
3 ~ ~ 54 45 59 66 62 ~ ~ ~ 128 76 58 48 ~ ~ 57 43 51 ~ 59 ~ ~ ~ 61 52 49 ~ ~ ~ ~ 60.50 128.00 16.00
4 69 66 43 33 ~ ~ 76 69 90 55 62 ~ ~ ~ 32 38 64 47 ~ ~ ~ ~ 36 27 33 ~ ~ 30 38 35 ~ 49.63 90.00 19.00
5 ~ 17 ~ ~ 18 18 23 ~ 30 ~ ~ ~ 36 35 42 18 ~ ~ 14 23 25 33 19 ~ ~ 69 27 ~ 27 29 ~ 27.94 69.00 18.00
6 ~ 46 ~ 35 26 ~ ~ ~ 42 82 60 68 38 ~ ~ ~ 41 ~ ~ 68 ~ ~ 40 34 30 13 29 ~ ~ 32 ~ 42.75 82.00 16.00
7 25 17 ~ ~ ~ ~ 26 27 39 41 32 ~ ~ 43 ~ 48 37 40 ~ ~ 24 38 54 55 22 ~ ~ 47 43 42 35 36.75 55.00 20.00
8 23 ~ ~ 17 11 ~ 10 38 ~ ~ 47 52 58 67 35 ~ ~ 56 28 29 25 23 ~ ~ 24 31 38 31 29 ~ ~ 33.60 67.00 20.00
9 121 84 74 39 40 ~ ~ 33 29 43 52 20 ~ ~ 45 41 71 49 59 ~ ~ 71 79 63 70 64 ~ ~ ~ 67 ~ 57.81 121.00 21.00
10 43 35 37 ~ ~ 54 48 45 ~ ~ ~ ~ 48 98 105 61 55 ~ ~ 79 58 66 70 28 ~ ~ 34 ~ 48 42 18 53.60 105.00 20.00
11 ~ ~ 49 57 60 85 61 ~ ~ 42 28 16 60 60 ~ ~ 54 34 50 70 68 ~ ~ ~ 41 44 41 52 ~ ~ ~ 51.16 85.00 19.00
12 48 ~ 40 36 38 ~ ~ 48 52 38 ~ 34 ~ ~ 16 ~ 25 22 37 ~ ~ 83 36 ~ ~ ~ ~ ~ ~ ~ ~ 39.50 83.00 14.00

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. 3 30 15 6 0 1 0 0 551 52 22 7 1 1 0 0 265
REL. 5.4 54.5 27.2 10.9 0.0 1.8 0.0 0.0 100.0 94.5 40.0 12.7 1.8 1.8 0.0 0.011.2
ID 5 54 27 21 0 45 0 0 154
ABS. 24 21 8 0 0 0 0 0 531 29 8 0 0 0 0 0 90
REL. 45.2 39.6 15.0 0.0 0.0 0.0 0.0 0.0 100.0 54.7 15.1 0.0 0.0 0.0 0.0 0.0 9.4
ID 45 39 15 0 0 0 0 0 100
ABS. 22 30 8 1 0 0 0 0 61 39 9 1 0 0 0 0 121
REL. 36.0 49.1 13.1 1.6 0.0 0.0 0.0 0.0100.0 63.9 14.8 1.6 0.0 0.0 0.0 0.0 1.9
ID 36 49 13 3 0 0 0 0 101
ABS. 7 38 7 1 0 0 0 0 531 46 8 1 0 0 0 0 105
REL 13.2 71.6 13.2 1.8 0.0 0.0 0.0 0.0100.0 86.8 15.1 1.9 0.0 0.0 0.0 0.015.10
ID 13 71 13 3 0 0 0 0 101
Year
ABS. 56 119 38 8 0 1 0 0 2221 166 47 9 1 1 0 0 265
REL. 25.2 53.6 17.1 3.6 0.0 0.4 0.0 0.0100.0 74.8 21.2 4.1 0.5 0.5 0.0 0.0 11.2
ID 25 53 17 7 0 11 0 0 114

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