Detailed overview of ambient air pollution valuis from individual stations

547 - Usti n.L.-Vseborice

Year: 1997
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station: 547 - Usti n.L.-Vseborice
Code:CZULHSULV
Institution:Public Health Service
Region:Severocesky
District:Usti nad Labem
IHd: 100
Measure method:trithanolamine spectophotometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 ~ 98 58 67 60 85 65 62 47 ~ 78 55 79 53 121 153 131 144 84 100 85 50 56 93 82 26 37 40 50 41 33 73.55 153.00 29.00
2 22 19 35 ~ 76 52 131 114 89 118 56 52 66 50 47 30 45 121 88 78 48 74 159 79 42 34 33 84 ~ ~ ~ 68.22 159.00 27.00
3 109 64 78 85 107 42 55 52 52 74 75 45 61 68 8.00 41 111 73 23 33 28 21 ~ 27 35 55 30 34 28 21 46 52.70 111.00 30.00
4 57 69 36 ~ ~ ~ ~ 47 34 58 17 14 14 75 11 52 14 18 15 60 41 21 33 25 15 17 8.00 23 25 17 ~ 31.38 75.00 26.00
5 26 43 28 15 26 16 15 12 11 21 29 28 35 34 24 37 23 33 22 ~ ~ 8.00 14 20 ~ ~ 30 32 30 ~ ~ 24.48 43.00 25.00
6 ~ ~ ~ ~ ~ 35 21 32 22 30 21 25 17 12 24 14 13 10 12 24 39 ~ 29 30 24 37 30 19 ~ ~ ~ 23.64 39.00 22.00
7 ~ ~ ~ ~ 8.00 13 8.00 11 11 23 ~ ~ ~ 45 28 8.00 23 8.00 ~ 19 17 ~ 21 17 ~ ~ ~ ~ ~ ~ ~ 17.33 45.00 15.00
8 ~ ~ ~ ~ 16 23 16 13 11 8.00 51 19 ~ ~ 8.00 8.00 9.00 13 35 43 ~ 8.00 53 61 77 28 32 32 21 65 42 28.83 77.00 24.00
9 50 28 36 17 31 45 40 22 14 20 28 35 26 27 66 40 64 8.00 ~ ~ ~ 28 45 28 38 32 27 21 ~ ~ ~ 32.64 66.00 25.00
10 ~ ~ 15 11 20 35 38 33 28 37 26 21 11 9.00 43 33 46 36 78 81 68 54 27 13 11 15 ~ 63 88 ~ 43 36.41 88.00 27.00
11 63 27 49 46 66 105 155 51 33 102 51 75 37 31 8.00 17 25 8.00 12 87 21 40 46 60 19 ~ 58 47 9.00 34 ~ 47.66 155.00 29.00
12 30 22 32 19 46 20 59 47 62 30 41 32 ~ ~ 22 25 32 10 61 58 11 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 34.68 62.00 19.00

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. 15 36 23 10 2 0 0 0 86 71 35 12 2 0 0 0 159
REL. 17.4 41.8 26.7 11.6 2.3 0.0 0.0 0.0 100.0 82.6 40.7 14.0 2.3 0.0 0.0 0.023.2
ID 17 41 26 23 11 0 0 0 120
ABS. 56 15 2 0 0 0 0 0 73 17 2 0 0 0 0 0 75
REL. 76.7 20.5 2.7 0.0 0.0 0.0 0.0 0.0 100.0 23.3 2.7 0.0 0.0 0.0 0.0 0.0 14.4
ID 76 20 2 0 0 0 0 0 100
ABS. 45 18 1 0 0 0 0 0 64 19 1 0 0 0 0 0 77
REL. 70.3 28.1 1.5 0.0 0.0 0.0 0.0 0.0100.0 29.7 1.6 0.0 0.0 0.0 0.0 0.0 25.8
ID 70 28 1 0 0 0 0 0 100
ABS. 37 29 6 2 1 0 0 0 75 38 9 3 1 0 0 0 155
REL 49.3 38.6 8.0 2.6 1.3 0.0 0.0 0.0100.0 50.7 12.0 4.0 1.3 0.0 0.0 0.0 7.11
ID 49 38 8 5 6 0 0 0 108
Year
ABS. 153 98 32 12 3 0 0 0 298 145 47 15 3 0 0 0 159
REL. 51.3 32.8 10.7 4.0 1.0 0.0 0.0 0.0100.0 48.7 15.8 5.0 1.0 0.0 0.0 0.0 23.2
ID 51 32 10 8 5 0 0 0 108

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