Detailed overview of ambient air pollution valuis from individual stations

1237 - Breclav-radnice

Year: 1997
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1237 - Breclav-radnice
Code:CZBVUBBRA
Institution:MU-BRECLAV
Region:Jihomoravsky
District:Breclav
IHd: 100
Measure method:coulometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 70 98 94 59 52 86 150 130 71 98 59 67 90 71 59 45 53 39 41 39 61 67 46 46 49 60 59 45 42 44 46 65.63 149.70 31.00
2 53 44 23 21 21 21 18 14 14 16 16 15 15 22 24 25 34 32 29 28 24 18 16 17 17 21 23 20 ~ ~ ~ 22.82 52.98 28.00
3 17 15 19 18 18 31 20 29 24 33 26 29 24 28 16 11 18 19 16 18 ~ ~ ~ ~ ~ ~ 56 23 20 24 24 22.98 55.65 25.00
4 ~ 58 53 27 35 46 83 59 52 56 89 86 96 89 65 65 42 41 32 37 47 33 46 57 31 28 38 54 14 10 ~ 50.75 95.69 29.00
5 8.67 32 26 24 17 28 13 5.00 20 26 30 19 39 32 7.06 16 39 31 27 18 27 36 47 33 40 53 55 56 79 62 49 32.15 78.71 31.00
6 45 59 64 64 54 34 ~ ~ 34 50 50 44 30 14 ~ 23 30 25 28 32 19 7.21 27 33 36 30 27 16 7.27 17 ~ 33.33 64.23 27.00
7 39 37 35 33 14 18 32 37 43 51 49 25 16 34 31 36 41 41 23 27 44 41 42 47 85 86 87 92 95 95 86 47.22 95.46 31.00
8 81 76 72 84 87 89 91 100 79 61 80 83 70 78 82 65 62 71 73 71 65 69 62 63 71 68 67 67 58 52 58 72.64 99.54 31.00
9 68 61 63 37 45 33 26 37 37 37 36 43 22 13 26 24 26 32 24 25 ~ 18 24 26 26 25 16 11 22 17 ~ 30.92 67.60 29.00
10 15 15 13 12 14 23 25 26 19 10 5.60 0.00 17 28 31 37 40 40 46 34 44 37 47 39 40 35 43 32 38 42 42 28.65 46.85 31.00
11 35 32 43 32 40 50 43 21 27 42 28 44 27 34 34 18 15 42 30 25 29 25 21 35 16 15 19 18 14 11 ~ 28.78 50.35 30.00
12 15 19 15 12 15 17 15 19 19 18 28 33 13 28 31 25 19 18 24 28 10 14 18 10 15 22 29 19 28 35 ~ 20.35 35.44 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. 49 23 10 2 0 0 0 0 84 35 12 2 0 0 0 0 150
REL. 58.3 27.3 11.9 2.3 0.0 0.0 0.0 0.0 100.0 41.7 14.3 2.4 0.0 0.0 0.0 0.07.1
ID 58 27 11 4 0 0 0 0 102
ABS. 43 38 6 0 0 0 0 0 87 44 6 0 0 0 0 0 96
REL. 49.4 43.6 6.8 0.0 0.0 0.0 0.0 0.0 100.0 50.6 6.9 0.0 0.0 0.0 0.0 0.0 13.4
ID 49 43 6 0 0 0 0 0 100
ABS. 27 34 30 0 0 0 0 0 91 64 30 0 0 0 0 0 100
REL. 29.6 37.3 32.9 0.0 0.0 0.0 0.0 0.0100.0 70.3 33.0 0.0 0.0 0.0 0.0 0.0 8.8
ID 29 37 32 0 0 0 0 0 100
ABS. 64 27 0 0 0 0 0 0 91 27 0 0 0 0 0 0 50
REL 70.3 29.6 0.0 0.0 0.0 0.0 0.0 0.0100.0 29.7 0.0 0.0 0.0 0.0 0.0 0.0 6.11
ID 70 29 0 0 0 0 0 0 100
Year
ABS. 183 122 46 2 0 0 0 0 353 170 48 2 0 0 0 0 150
REL. 51.8 34.5 13.0 0.5 0.0 0.0 0.0 0.0100.0 48.2 13.6 0.6 0.0 0.0 0.0 0.0 7.1
ID 51 34 13 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

Detailed overview of ambient air pollution valuis from individual stations - selection station