Detailed overview of ambient air pollution valuis from individual stations

Year: 2001
Pollutant:O3-ozone
Station:1129 - Brno-Kroftova
Code:CZBMCMKRO
Institution:Czech Hydrometeorological Institute
Region:Jihomoravsky
District:Brno-mesto
IHd: 160
Measure method:UV-absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 10 6.26 1.53 2.07 5.43 3.23 9 7.55 6.40 2.35 11 11 9 4.97 1.77 3.35 4.49 9 9 10 10 6.44 4.47 5.61 8.37 2.47 3.33 7.16 8.37 12 14 6.82 14.04 31.00
2 12 8.26 5.99 3.11 2.83 2.76 3.63 3.49 2.60 7.69 5.05 3.79 11 10 4.76 4.11 12 15 12 12 13 15 13 13 12 12 10 20 ~ ~ ~ 8.96 20.00 28.00
3 10 11 7.13 3.13 15 25 63 46 25 29 20 27 30 31 30 16 34 14 60 62 40 12 14 15 23 35 54 56 52 25 ~ 29.52 63.45 30.00
4 ~ 49 49 89 48 32 52 59 48 50 27 71 65 58 60 41 52 53 44 46 46 52 55 69 94 56 54 52 84 80 ~ 56.44 94.12 29.00
5 66 85 63 71 75 53 46 58 67 68 73 66 55 92 71 52 83 50 59 68 86 74 76 80 90 80 91 37 65 78 72 69.48 92.46 31.00
6 56 65 64 53 47 81 62 52 47 34 54 51 72 60 72 58 45 61 63 69 79 71 70 71 81 83 87 97 81 77 ~ 65.42 96.62 30.00
7 47 69 48 42 71 113 108 65 73 72 51 46 53 81 104 62 37 76 57 66 65 76 52 56 48 53 49 68 78 86 90 66.48 112.59 31.00
8 71 78 108 52 42 50 34 57 39 33 52 51 51 61 89 77 69 79 68 70 57 63 72 61 74 73 80 49 43 53 46 61.50 108.05 31.00
9 62 49 31 40 33 41 34 38 46 32 43 28 15 29 22 28 36 18 44 27 22 31 47 11 21 10 25 28 29 39 ~ 31.95 61.77 30.00
10 24 36 26 24 22 17 43 18 17 25 28 22 20 26 27 22 27 33 22 46 18 17 24 10 6.40 18 42 11 7.64 17 27 23.26 45.66 31.00
11 45 33 6.31 20 21 10 21 48 35 25 16 15 35 40 20 11 15 17 13 27 17 36 55 46 41 17 10 7.27 10 31 ~ 24.82 54.90 30.00
12 29 15 12 11 5.14 8.64 25 58 33 12 6.58 32 18 21 14 41 12 24 29 45 34 23 43 30 46 20 26 39 42 44 40 27.13 57.62 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- 53 54- 107 108- 160 161- 240 241- 320 321- 480 481- 640 over 640 53 107 160 240 320 480 640
ABS. 84 5 0 0 0 0 0 0 89 5 0 0 0 0 0 0 63
REL. 94.3 5.6 0.0 0.0 0.0 0.0 0.0 0.0 100.0 5.6 0.0 0.0 0.0 0.0 0.0 0.07.3
ID 94 5 0 0 0 0 0 0 100
ABS. 27 63 0 0 0 0 0 0 90 63 0 0 0 0 0 0 97
REL. 30.0 70.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 70.0 0.0 0.0 0.0 0.0 0.0 0.0 28.6
ID 30 70 0 0 0 0 0 0 100
ABS. 53 36 3 0 0 0 0 0 92 39 3 0 0 0 0 0 113
REL. 57.6 39.1 3.2 0.0 0.0 0.0 0.0 0.0100.0 42.4 3.3 0.0 0.0 0.0 0.0 0.0 6.7
ID 57 39 3 0 0 0 0 0 100
ABS. 90 2 0 0 0 0 0 0 92 2 0 0 0 0 0 0 58
REL 97.8 2.1 0.0 0.0 0.0 0.0 0.0 0.0100.0 2.2 0.0 0.0 0.0 0.0 0.0 0.0 8.12
ID 97 2 0 0 0 0 0 0 100
Year
ABS. 254 106 3 0 0 0 0 0 363 109 3 0 0 0 0 0 113
REL. 69.9 29.2 0.8 0.0 0.0 0.0 0.0 0.0100.0 30.0 0.8 0.0 0.0 0.0 0.0 0.0 6.7
ID 69 29 0 0 0 0 0 100

Note:

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