Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1130 - Brno-Turany
Code:CZBMCMTUR
Institution:Czech Hydrometeorological Institute
Region:Jihomoravsky
District:Brno-mesto
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 45 44 47 47 79 114 45 29 22 68 89 121 20 20 36 30 23 18 22 22 16 16 20 44 73 47 32 30 15 12 16 40.74 120.73 31.00
2 52 63 23 25 44 45 47 14 16 23 67 27 13 28 25 40 35 20 27 24 26 31 57 28 19 40 14 12 16 ~ ~ 31.06 67.07 29.00
3 23 18 16 12 23 21 16 13 18 ~ 14 34 36 23 15 23 20 19 16 26 31 45 50 51 29 22 20 ~ 23 14 26 24.01 51.08 29.00
4 19 17 12 18 20 22 23 16 10 12 14 16 16 15 12 10 29 19 21 30 34 15 10 13 18 22 14 8.83 14 18 ~ 17.27 33.84 30.00
5 22 12 16 32 ~ 18 11 10 33 24 ~ 13 12 24 20 15 16 15 30 11 18 19 33 21 17 20 9 9 21 10 19 18.30 33.38 29.00
6 24 12 10 17 12 13 ~ 17 14 9 13 ~ 15 21 14 19 14 19 19 19 26 19 17 15 21 21 24 19 21 34 ~ 17.79 34.13 28.00
7 13 25 12 12 12 23 13 10 11 12 26 28 26 13 13 12 23 27 20 39 30 20 16 13 22 27 23 21 ~ 14 31 19.58 39.40 30.00
8 19 13 16 17 12 16 29 20 30 17 21 15 15 25 26 38 22 29 17 21 15 17 21 28 19 12 12 20 31 23 23 20.69 37.73 31.00
9 25 14 9 15 24 23 44 49 25 40 52 35 33 38 23 10 28 30 28 26 26 18 17 21 52 53 23 15 11 11 ~ 27.33 53.35 30.00
10 9 17 37 63 64 34 28 30 27 18 10 11 12 14 10 14 39 32 27 15 11 23 37 110 54 36 46 16 28 ~ 22 29.82 109.82 30.00
11 30 19 13 25 12 10 10 23 77 121 32 14 24 18 51 31 26 54 28 21 31 35 19 35 42 20 57 43 22 53 ~ 33.20 121.34 30.00
12 36 24 21 21 22 20 17 18 34 27 50 116 109 45 29 12 39 118 72 46 40 31 18 19 34 54 55 43 56 30 ~ 41.86 117.58 30.00

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. 60 22 5 2 0 0 0 0 89 29 7 2 0 0 0 0 121
REL. 67.4 24.7 5.6 2.2 0.0 0.0 0.0 0.0 100.0 32.6 7.9 2.2 0.0 0.0 0.0 0.012.1
ID 67 24 5 4 0 0 0 0 102
ABS. 84 3 0 0 0 0 0 0 87 3 0 0 0 0 0 0 34
REL. 96.5 3.4 0.0 0.0 0.0 0.0 0.0 0.0 100.0 3.4 0.0 0.0 0.0 0.0 0.0 0.0 30.6
ID 96 3 0 0 0 0 0 0 100
ABS. 81 10 0 0 0 0 0 0 91 10 0 0 0 0 0 0 53
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 26.9
ID 89 10 0 0 0 0 0 0 100
ABS. 54 29 2 5 0 0 0 0 90 36 7 5 0 0 0 0 121
REL 60.0 32.2 2.2 5.5 0.0 0.0 0.0 0.0100.0 40.0 7.8 5.6 0.0 0.0 0.0 0.010.11
ID 60 32 2 11 0 0 0 0 105
Year
ABS. 279 64 7 7 0 0 0 0 357 78 14 7 0 0 0 0 121
REL. 78.1 17.9 1.9 1.9 0.0 0.0 0.0 0.0100.0 21.8 3.9 2.0 0.0 0.0 0.0 0.010.11
ID 78 17 1 3 0 0 0 0 101

Note:

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