Detailed overview of ambient air pollution valuis from individual stations

Year: 2002
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1074 - Studenka
Code:CZNJCMSTU
Institution:Czech Hydrometeorological Institute
Region:Moravskoslezsky
District:Novy Jicin
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 15 6.20 29 121 85 55 85 24 33 31 24 27 44 38 18 19 23 20 29 17 18 25 22 22 14 14 12 12 12 22 30 30.61 121.42 31.00
2 25 16 8.50 25 24 19 29 16 12 6.66 6.01 6.43 7.43 12 39 37 10 14 8.19 7.89 10 ~ ~ ~ 16 10 7.68 10 ~ ~ ~ 15.27 38.63 25.00
3 11 21 13 20 20 14 ~ ~ 16 18 18 22 25 23 29 41 23 17 17 21 21 7.48 6.26 7.72 8.10 14 15 30 49 29 21 19.90 48.97 29.00
4 21 30 27 25 ~ ~ ~ 25 29 26 23 23 19 14 15 19 28 32 19 16 12 18 12 12 15 12 10 5.36 6.76 14 ~ 18.84 31.84 27.00
5 8.46 7.46 10 6.00 9 11 22 12 13 8.64 10 11 16 14 14 16 12 20 15 18 17 ~ 17 12 23 18 25 13 9 11 11 13.69 25.08 30.00
6 4.39 7.45 12 27 11 16 10 4.78 8.49 6.34 10 11 10 10 9 8.94 12 17 14 10 12 ~ ~ ~ 9 12 10 16 7.17 7.17 ~ 10.87 27.34 27.00
7 7.41 7.28 10 10 7.50 7.66 8.24 16 14 8.93 7.15 18 14 15 15 15 13 10 14 12 6.80 8.14 11 8.16 6.23 11 15 19 20 16 18 11.87 19.75 31.00
8 14 10 14 13 13 15 20 21 20 10 14 7.71 10 4.37 4.36 10 16 15 23 16 17 23 22 15 16 17 15 18 16 17 19 14.95 23.20 31.00
9 7.77 19 28 29 16 20 31 38 38 27 14 21 28 11 5.09 12 18 30 28 19 17 22 26 23 15 18 10 18 24 47 ~ 22.07 46.74 30.00
10 42 31 25 20 11 7.93 11 13 34 29 23 17 18 19 16 18 ~ 14 11 20 28 24 19 18 17 5.86 4.36 5.61 18 16 19 18.50 42.45 30.00
11 22 17 30 29 19 36 41 32 13 16 25 32 20 16 6.92 ~ 15 87 39 25 64 22 17 25 16 25 48 ~ 86 23 ~ 30.29 86.96 28.00
12 31 75 66 60 31 21 28 17 44 79 95 41 54 113 95 42 29 20 34 36 45 61 48 60 69 16 18 25 27 26 31 46.31 112.80 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. 75 7 2 1 0 0 0 0 85 10 3 1 0 0 0 0 121
REL. 88.2 8.2 2.3 1.1 0.0 0.0 0.0 0.0 100.0 11.8 3.5 1.2 0.0 0.0 0.0 0.04.1
ID 88 8 2 2 0 0 0 0 101
ABS. 84 0 0 0 0 0 0 0 84 0 0 0 0 0 0 0 32
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 18.4
ID 100 0 0 0 0 0 0 0 100
ABS. 89 3 0 0 0 0 0 0 92 3 0 0 0 0 0 0 47
REL. 96.7 3.2 0.0 0.0 0.0 0.0 0.0 0.0100.0 3.3 0.0 0.0 0.0 0.0 0.0 0.0 30.9
ID 96 3 0 0 0 0 0 0 100
ABS. 62 19 7 1 0 0 0 0 89 27 8 1 0 0 0 0 113
REL 69.6 21.3 7.8 1.1 0.0 0.0 0.0 0.0100.0 30.3 9.0 1.1 0.0 0.0 0.0 0.014.12
ID 69 21 7 2 0 0 0 0 101
Year
ABS. 310 29 9 2 0 0 0 0 350 40 11 2 0 0 0 0 121
REL. 88.5 8.2 2.5 0.5 0.0 0.0 0.0 0.0100.0 11.4 3.1 0.6 0.0 0.0 0.0 0.0 4.1
ID 88 8 2 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