Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1326 - Velke Mezirici
Code:CZZRCMVME
Institution:CHMI
Region:Jihomoravsky
District:Zdar nad Sazavou
IHd: 100
Measure method:guajacol (modif. Jakobs-Hochheiser) - spectrophotometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 22 41 26 37 44 76 53 50 42 35 46 32 49 41 63 48 46 23 49 57 42 46 51 43 60 88 40 5.00 59 34 40 44.77 88.00 31.00
2 ~ ~ 35 29 56 64 50 44 51 61 65 32 61 66 54 176 53 68 74 48 41 54 77 73 90 75 49 31 ~ ~ ~ 60.65 176.00 26.00
3 41 33 47 39 44 37 26 26 59 97 72 79 49 26 66 75 60 63 44 65 31 78 94 60 107 99 112 57 63 63 ~ 60.40 112.00 30.00
4 135 ~ 53 43 65 65 46 52 64 23 52 19 ~ 84 190 94 52 37 46 70 72 73 75 69 57 40 37 60 53 19 ~ 62.32 190.00 28.00
5 14 12 18 8.00 20 14 ~ ~ 24 15 17 17 25 15 48 32 32 22 27 21 25 11 10 7.00 6.00 22 22 28 35 27 25 20.66 48.00 29.00
6 30 34 38 19 29 14 20 30 38 22 42 33 17 17 39 34 32 40 36 23 21 37 41 38 32 30 21 25 35 32 ~ 29.97 42.00 30.00
7 33 30 31 15 10 18 24 24 27 25 16 17 16 27 26 24 29 18 24 18 17 25 22 29 13 15 26 35 27 28 28 23.13 35.00 31.00
8 21 22 23 27 23 28 26 ~ 20 22 22 27 35 18 26 38 26 31 34 26 16 17 10 30 32 39 33 22 17 42 32 26.17 42.00 30.00
9 30 21 16 12 21 24 21 16 14 16 11 16 29 19 16 22 21 23 21 23 25 36 31 35 30 16 22 40 43 28 ~ 23.27 43.00 30.00
10 36 34 28 6.00 12 16 11 8.00 10 6.00 7.00 16 18 15 14 14 12 20 17 20 12 12 10 9.00 15 30 17 17 17 18 13 15.81 36.00 31.00
11 16 26 14 25 24 27 32 13 20 18 26 20 16 15 14 33 24 38 64 23 19 29 60 78 28 56 36 29 16 22 ~ 28.70 78.00 30.00
12 25 31 25 30 34 21 27 32 51 41 21 7.00 19 34 58 23 94 20 24 23 28 35 15 18 12 13 17 22 39 21 17 28.29 94.00 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. 13 56 15 2 1 0 0 0 87 74 18 3 1 0 0 0 176
REL. 14.9 64.3 17.2 2.2 1.1 0.0 0.0 0.0 100.0 85.1 20.7 3.4 1.1 0.0 0.0 0.016.2
ID 14 64 17 4 5 0 0 0 106
ABS. 48 30 7 1 1 0 0 0 87 39 9 2 1 0 0 0 190
REL. 55.1 34.4 8.0 1.1 1.1 0.0 0.0 0.0 100.0 44.8 10.3 2.3 1.1 0.0 0.0 0.0 15.4
ID 55 34 8 2 5 0 0 0 105
ABS. 81 10 0 0 0 0 0 0 91 10 0 0 0 0 0 0 43
REL. 89.0 10.9 0.0 0.0 0.0 0.0 0.0 0.0100.0 11.0 0.0 0.0 0.0 0.0 0.0 0.0 29.9
ID 89 10 0 0 0 0 0 0 100
ABS. 76 14 2 0 0 0 0 0 92 16 2 0 0 0 0 0 94
REL 82.6 15.2 2.1 0.0 0.0 0.0 0.0 0.0100.0 17.4 2.2 0.0 0.0 0.0 0.0 0.017.12
ID 82 15 2 0 0 0 0 0 100
Year
ABS. 218 110 24 3 2 0 0 0 357 139 29 5 2 0 0 0 190
REL. 61.0 30.8 6.7 0.8 0.5 0.0 0.0 0.0100.0 38.9 8.1 1.4 0.6 0.0 0.0 0.0 15.4
ID 61 30 6 1 2 0 0 0 103

Note:

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