Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:O3-ozone
Station: 927 - Mezibori
Code:CZMOHSMEZ
Institution:Public Health Service
Region:Severocesky
District:Most
IHd: 160
Measure method:UV-absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 8.00 12 54 91 96 81 49 95 82 48 16 11 10 10 12 23 79 43 40 66 67 61 103 74 72 48 30 92 27 22 25 49.90 103.00 31.00
2 30 24 22 17 13 16 8.00 24 13 14 21 32 26 18 31 25 29 23 15 38 6.00 3.00 25 19 14 24 14 43 ~ ~ ~ 20.96 43.00 28.00
3 42 36 26 36 49 26 28 34 36 97 34 27 40 37 32 31 22 23 41 41 37 33 39 56 40 33 25 17 21 33 27 35.45 97.00 31.00
4 35 31 ~ 33 45 45 33 49 ~ 42 46 55 55 54 53 52 37 31 40 38 29 33 30 31 32 29 42 34 43 38 ~ 39.82 55.00 28.00
5 41 37 34 35 37 30 20 46 43 45 56 133 154 187 180 179 162 153 135 114 92 117 93 86 65 60 74 142 145 108 66 92.55 187.00 31.00
6 88 98 85 117 137 125 101 81 95 47 1.00 4.00 29 34 39 48 58 58 44 44 58 77 73 45 62 64 48 72 78 99 ~ 66.97 137.00 30.00
7 61 97 102 76 74 74 63 70 73 58 74 56 67 88 73 66 50 ~ ~ ~ 175 126 110 90 101 104 87 131 71 82 86 85.18 175.00 28.00
8 110 97 76 90 75 77 126 136 101 93 148 165 71 86 112 121 119 163 95 120 105 85 76 71 72 52 78 68 69 87 73 97.32 165.00 31.00
9 72 72 83 60 77 58 35 32 47 37 60 71 72 50 62 50 46 56 61 75 87 80 52 47 48 8.00 21 54 46 46 ~ 55.50 87.00 30.00
10 39 21 18 27 38 32 40 12 4.00 ~ 51 54 58 18 41 46 29 73 37 60 54 18 35 41 61 70 59 72 79 69 58 43.80 79.00 30.00
11 49 46 27 45 48 62 49 19 5.00 28 73 43 13 15 20 46 52 55 56 69 60 29 47 26 7.00 6.00 4.00 3.00 4.00 15 ~ 34.03 73.00 30.00
12 41 23 10 15 55 67 68 100 52 23 6.00 7.00 44 91 26 49 45 10 34 59 65 41 19 21 28 45 35 17 16 40 51 38.81 100.00 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- 53 54- 107 108- 160 161- 240 241- 320 321- 480 481- 640 over 640 53 107 160 240 320 480 640
ABS. 74 16 0 0 0 0 0 0 90 16 0 0 0 0 0 0 103
REL. 82.2 17.7 0.0 0.0 0.0 0.0 0.0 0.0 100.0 17.8 0.0 0.0 0.0 0.0 0.0 0.023.1
ID 82 17 0 0 0 0 0 0 100
ABS. 46 27 12 4 0 0 0 0 89 43 16 4 0 0 0 0 187
REL. 51.6 30.3 13.4 4.4 0.0 0.0 0.0 0.0 100.0 48.3 18.0 4.5 0.0 0.0 0.0 0.0 14.5
ID 51 30 13 8 0 0 0 0 104
ABS. 16 59 11 3 0 0 0 0 89 73 14 3 0 0 0 0 175
REL. 17.9 66.2 12.3 3.3 0.0 0.0 0.0 0.0100.0 82.0 15.7 3.4 0.0 0.0 0.0 0.0 21.7
ID 17 66 12 6 0 0 0 0 103
ABS. 66 25 0 0 0 0 0 0 91 25 0 0 0 0 0 0 100
REL 72.5 27.4 0.0 0.0 0.0 0.0 0.0 0.0100.0 27.5 0.0 0.0 0.0 0.0 0.0 0.0 8.12
ID 72 27 0 0 0 0 0 0 100
Year
ABS. 202 127 23 7 0 0 0 0 359 157 30 7 0 0 0 0 187
REL. 56.2 35.3 6.4 1.9 0.0 0.0 0.0 0.0100.0 43.7 8.4 1.9 0.0 0.0 0.0 0.0 14.5
ID 56 35 6 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