Detailed overview of ambient air pollution valuis from individual stations

1205 - Usti n.L.-Predlice

Year: 1997
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1205 - Usti n.L.-Predlice
Code:CZULHSUPD
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 ~ ~ ~ ~ ~ ~ ~ 17 11 17 12 10 ~ ~ 24 25 48 35 25 48 10 43 16 13 27 39 31 21 15 21 50 25.36 50.00 22.00
2 48 26 32 33 27 14 17 37 33 19 29 34 23 43 37 42 23 46 91 42 54 39 74 22 35 33 27 ~ ~ ~ ~ 36.30 91.00 27.00
3 ~ ~ ~ 51 99 59 16 26 52 74 40 12 29 21 28 56 19 103 73 28 22 16 15 38 20 25 18 33 29 37 29 38.14 103.00 28.00
4 22 16 20 25 14 ~ 30 25 39 33 13 13 22 22 19 56 31 22 ~ 30 28 14 ~ 9.00 ~ ~ 13 26 ~ 15 ~ 23.21 56.00 24.00
5 34 29 23 16 17 20 30 28 35 28 37 43 31 39 30 21 11 27 45 43 12 17 35 37 45 36 39 39 31 23 32 30.10 45.00 31.00
6 30 23 46 45 25 13 17 29 13 72 18 24 19 25 25 19 15 13 24 22 34 25 20 24 34 35 18 23 24 28 ~ 26.07 72.00 30.00
7 30 8.00 9.00 29 31 14 8.00 19 16 20 29 24 34 39 29 15 15 14 14 21 25 14 17 20 32 13 19 8.00 22 28 26 20.71 39.00 31.00
8 14 20 24 26 17 16 30 15 15 12 27 23 27 27 8.00 19 13 19 51 30 ~ 36 21 33 38 22 16 49 28 8.00 55 24.63 55.00 30.00
9 30 26 21 36 34 32 38 31 20 27 24 31 25 12 36 30 30 28 24 27 20 26 12 25 22 24 25 17 36 24 ~ 26.43 38.00 30.00
10 38 8.00 14 27 16 22 26 16 25 9.00 ~ 18 18 10 19 31 48 35 30 42 13 29 39 21 27 ~ 30 22 49 46 35 26.31 49.00 29.00
11 17 19 21 45 33 32 40 39 32 54 29 15 ~ 22 31 8.00 19 9.00 39 35 21 22 45 24 60 29 47 41 23 26 ~ 30.24 60.00 29.00
12 ~ ~ 26 14 ~ 25 20 30 33 24 16 17 31 8.00 ~ ~ 27 33 94 13 22 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 27.06 94.00 16.00

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. 47 24 5 1 0 0 0 0 77 30 6 1 0 0 0 0 103
REL. 61.0 31.1 6.4 1.2 0.0 0.0 0.0 0.0 100.0 39.0 7.8 1.3 0.0 0.0 0.0 0.018.3
ID 61 31 6 2 0 0 0 0 101
ABS. 64 20 1 0 0 0 0 0 85 21 1 0 0 0 0 0 72
REL. 75.2 23.5 1.1 0.0 0.0 0.0 0.0 0.0 100.0 24.7 1.2 0.0 0.0 0.0 0.0 0.0 10.6
ID 75 23 1 0 0 0 0 0 100
ABS. 79 12 0 0 0 0 0 0 91 12 0 0 0 0 0 0 55
REL. 86.8 13.1 0.0 0.0 0.0 0.0 0.0 0.0100.0 13.2 0.0 0.0 0.0 0.0 0.0 0.0 31.8
ID 86 13 0 0 0 0 0 0 100
ABS. 55 18 1 0 0 0 0 0 74 19 1 0 0 0 0 0 94
REL 74.3 24.3 1.3 0.0 0.0 0.0 0.0 0.0100.0 25.7 1.4 0.0 0.0 0.0 0.0 0.019.12
ID 74 24 1 0 0 0 0 0 100
Year
ABS. 245 74 7 1 0 0 0 0 327 82 8 1 0 0 0 0 103
REL. 74.9 22.6 2.1 0.3 0.0 0.0 0.0 0.0100.0 25.1 2.4 0.3 0.0 0.0 0.0 0.0 18.3
ID 74 22 2 0 0 0 0 100

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