Detailed overview of ambient air pollution valuis from individual stations

Year: 2002
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1356 - Celadna
Code:CZFMCMCEL
Institution:Czech Hydrometeorological Institute
Region:Moravskoslezsky
District:Frydek-Mistek
IHd: 100
Measure method:guajacol (modif. Jakobs-Hochheiser) - spectrophotometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 11 11 55 73 38 30 64 33 58 91 49 45 56 34 47 57 43 31 13 11 15 9.00 9.00 9.00 9.00 6.00 6.00 9.00 10 17 16 31.13 91.00 31.00
2 16 16 7.00 21 16 14 21 10 6.00 7.00 14 11 31 41 51 33 16 17 14 8.00 18 11 6.00 11 13 6.00 6.00 12 ~ ~ ~ 16.18 51.00 28.00
3 12 20 18 13 7.00 8.00 7.00 10 5.00 18 5.00 7.00 10 21 21 16 9.00 5.00 9.00 14 17 12 15 18 23 30 30 37 32 16 18 15.58 37.00 31.00
4 28 26 30 26 25 21 26 31 33 27 8.00 7.00 6.00 8.00 13 10 31 23 24 22 20 25 18 19 18 9.00 10 5.00 9.00 14 ~ 19.07 33.00 30.00
5 12 10 9.00 7.00 9.00 9.00 14 12 11 9.00 2.00 7.00 11 8.00 12 12 13 14 13 23 16 11 11 15 19 11 16 10 10 12 18 11.81 23.00 31.00
6 12 15 16 13 6.00 9.00 6.00 7.00 8.00 18 13 11 9.00 14 9.00 10 13 15 11 10 16 11 13 19 16 19 9.00 20 9.00 11 ~ 12.27 20.00 30.00
7 7.00 7.00 10 8.00 9.00 9.00 15 17 13 13 20 19 12 9.00 15 13 10 13 17 11 9.00 13 11 11 14 13 17 14 16 16 12 12.68 20.00 31.00
8 12 12 9.00 8.00 15 19 24 23 17 13 15 9.00 10 11 19 23 14 18 20 17 13 14 15 10 14 9.00 8.00 7.00 10 9.00 10 13.77 24.00 31.00
9 12 17 19 17 18 16 14 14 16 17 24 16 20 11 10 12 14 18 14 18 12 14 20 21 23 13 17 17 20 22 ~ 16.53 24.00 30.00
10 21 22 14 11 10 7.00 9.00 10 16 23 24 18 16 10 11 7.00 9.00 12 8.00 18 8.00 10 15 16 9.00 6.00 5.00 7.00 19 21 30 13.61 30.00 31.00
11 19 20 28 29 24 40 38 20 11 29 16 12 6.00 7.00 5.00 2.00 12 35 20 25 12 12 11 6.00 7.00 14 31 31 35 17 ~ 19.13 40.00 30.00
12 18 32 30 35 31 22 29 27 33 58 86 101 98 110 128 21 21 34 34 29 29 49 49 48 48 10 10 13 13 35 29 42.26 128.00 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. 74 14 2 0 0 0 0 0 90 16 2 0 0 0 0 0 91
REL. 82.2 15.5 2.2 0.0 0.0 0.0 0.0 0.0 100.0 17.8 2.2 0.0 0.0 0.0 0.0 0.010.1
ID 82 15 2 0 0 0 0 0 100
ABS. 91 0 0 0 0 0 0 0 91 0 0 0 0 0 0 0 33
REL.100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9.4
ID 100 0 0 0 0 0 0 0 100
ABS. 92 0 0 0 0 0 0 0 92 0 0 0 0 0 0 0 24
REL.100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7.8
ID 100 0 0 0 0 0 0 0 100
ABS. 74 13 2 3 0 0 0 0 92 18 5 3 0 0 0 0 128
REL 80.4 14.1 2.1 3.2 0.0 0.0 0.0 0.0100.0 19.6 5.4 3.3 0.0 0.0 0.0 0.015.12
ID 80 14 2 6 0 0 0 0 103
Year
ABS. 331 27 4 3 0 0 0 0 365 34 7 3 0 0 0 0 128
REL. 90.6 7.3 1.0 0.8 0.0 0.0 0.0 0.0100.0 9.3 1.9 0.8 0.0 0.0 0.0 0.015.12
ID 90 7 1 1 0 0 0 0 100

Note:

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