Detailed overview of ambient air pollution valuis from individual stations

Year: 2001
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station: 397 - Hr.Kral.-Pospisilova
Code:CZHKHSHKP
Institution:Public Health Service
Region:Kralovehradecky
District:Hradec Kralove
IHd: 100
Measure method:trithanolamine spectophotometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 ~ 45 72 60 36 ~ ~ 44 43 62 53 56 ~ ~ 90 83 68 60 47 ~ ~ 33 37 39 45 42 ~ ~ 66 45 48 53.36 90.00 22.00
2 41 42 ~ ~ 60 69 65 73 77 ~ ~ 138 119 123 121 217 ~ ~ 40 32 24 30 41 ~ ~ 62 82 49 ~ ~ ~ 75.25 217.00 20.00
3 70 69 ~ ~ 58 84 65 86 96 ~ ~ 62 58 56 63 75 ~ ~ 23 55 69 72 45 ~ ~ 70 70 49 53 72 ~ 64.55 96.00 22.00
4 ~ 88 38 60 54 50 ~ ~ 36 55 19 23 21 ~ ~ ~ 37 33 57 63 ~ ~ 63 86 53 60 52 ~ ~ 32 ~ 49.00 88.00 20.00
5 ~ 73 39 17 ~ ~ 43 ~ 39 43 50 ~ ~ 63 51 67 50 31 ~ ~ 53 69 77 84 61 ~ ~ 31 28 42 56 50.81 84.00 21.00
6 26 ~ ~ 8.00 43 42 38 34 ~ ~ 31 51 61 42 46 ~ ~ 41 30 50 6.00 23 ~ ~ 40 42 62 33 59 ~ ~ 38.48 62.00 21.00
7 ~ 36 57 49 ~ ~ ~ ~ 35 48 34 46 33 ~ ~ 28 32 31 50 34 ~ ~ 63 49 51 65 40 ~ ~ 59 39 43.95 65.00 20.00
8 48 65 36 ~ ~ 41 ~ ~ 61 47 ~ ~ 82 96 146 61 46 ~ ~ 48 35 46 72 129 ~ ~ 40 29 61 72 46 62.24 146.00 21.00
9 ~ ~ 53 47 48 48 40 ~ ~ 33 36 41 57 64 ~ ~ 45 60 102 74 61 ~ ~ 100 53 81 74 ~ ~ ~ ~ 58.79 102.00 19.00
10 54 102 66 65 71 ~ ~ 77 78 93 67 106 ~ ~ 66 73 98 99 67 ~ ~ 48 71 60 65 45 ~ ~ 77 92 81 74.83 106.00 23.00
11 31 72 ~ ~ 80 53 41 32 38 ~ ~ 60 93 104 61 78 ~ ~ 75 53 61 34 27 ~ ~ 70 4.00 74 67 75 ~ 58.32 104.00 22.00
12 ~ ~ 56 56 68 59 66 ~ ~ 87 90 61 85 107 ~ ~ 132 53 47 39 45 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 70.07 132.00 15.00

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. 5 35 19 4 0 1 0 0 64 59 24 5 1 1 0 0 217
REL. 7.8 54.6 29.6 6.2 0.0 1.5 0.0 0.0 100.0 92.2 37.5 7.8 1.6 1.6 0.0 0.016.2
ID 7 54 29 12 0 39 0 0 143
ABS. 16 39 7 0 0 0 0 0 62 46 7 0 0 0 0 0 88
REL. 25.8 62.9 11.2 0.0 0.0 0.0 0.0 0.0 100.0 74.2 11.3 0.0 0.0 0.0 0.0 0.0 2.4
ID 25 62 11 0 0 0 0 0 100
ABS. 6 43 8 3 0 0 0 0 60 54 11 3 0 0 0 0 146
REL. 10.0 71.6 13.3 5.0 0.0 0.0 0.0 0.0100.0 90.0 18.3 5.0 0.0 0.0 0.0 0.0 15.8
ID 10 71 13 10 0 0 0 0 105
ABS. 4 25 26 5 0 0 0 0 60 56 31 5 0 0 0 0 132
REL 6.6 41.6 43.3 8.3 0.0 0.0 0.0 0.0100.0 93.3 51.7 8.3 0.0 0.0 0.0 0.017.12
ID 6 41 43 16 0 0 0 0 108
Year
ABS. 31 142 60 12 0 1 0 0 246 215 73 13 1 1 0 0 217
REL. 12.6 57.7 24.3 4.8 0.0 0.4 0.0 0.0100.0 87.4 29.7 5.3 0.4 0.4 0.0 0.0 16.2
ID 12 57 24 9 0 10 0 0 114

Note:

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