Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:O3-ozone
Station:1013 - Sneznik
Code:CZDCCMSNE
Institution:Czech Hydrometeorological Institute
Region:Severocesky
District:Decin
IHd: 160
Measure method:UV-absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 18 ~ 15 19 44 10 5.13 6.43 10 38 24 31 40 20 18 41 56 67 57 50 77 46 77 67 68 36 54 38 58 70 59 40.68 76.86 30.00
2 40 52 66 46 41 27 40 65 69 62 63 54 66 60 41 64 55 55 29 56 70 36 57 36 54 66 67 68 55 ~ ~ 53.81 69.86 29.00
3 61 67 64 80 71 74 54 36 61 72 60 65 39 48 78 77 71 77 81 59 42 19 72 50 49 68 68 43 49 45 54 59.77 80.53 31.00
4 62 95 89 72 68 88 62 87 76 86 68 54 65 62 74 93 76 83 62 75 112 124 123 71 55 80 113 112 99 103 ~ 82.98 124.42 30.00
5 89 122 125 122 122 145 149 94 89 118 132 120 116 94 109 133 100 75 67 72 87 68 89 102 94 92 68 74 79 79 94 100.48 148.82 31.00
6 99 104 125 109 112 73 86 108 131 132 110 98 128 90 ~ 81 83 105 144 151 169 126 73 75 69 70 66 72 71 84 ~ 101.45 168.54 29.00
7 114 95 99 80 73 82 78 55 57 54 52 61 67 50 54 64 54 55 53 54 55 64 82 82 95 77 79 92 81 83 90 71.88 113.54 31.00
8 115 97 94 93 105 81 67 57 49 77 72 103 125 149 118 91 103 86 109 114 91 81 98 99 63 71 83 79 88 94 ~ 91.59 149.30 30.00
9 93 56 70 50 47 56 48 45 85 71 58 66 71 69 69 56 46 45 44 54 31 54 67 63 53 52 29 87 106 98 ~ 61.26 106.50 30.00
10 66 59 41 42 55 45 45 38 38 45 48 43 28 45 89 65 39 44 33 55 67 54 31 37 45 59 45 31 31 39 40 46.51 89.04 31.00
11 40 37 40 52 36 57 37 32 16 34 44 43 35 35 30 38 34 41 36 18 22 12 27 27 24 44 47 12 11 7.46 ~ 32.34 57.27 30.00
12 3.89 5.80 6.39 15 15 17 16 9 8.78 33 32 29 47 42 58 56 63 35 42 41 42 30 17 18 25 15 13 42 17 51 52 28.98 63.15 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. 39 51 0 0 0 0 0 0 90 51 0 0 0 0 0 0 81
REL. 43.3 56.6 0.0 0.0 0.0 0.0 0.0 0.0 100.0 56.7 0.0 0.0 0.0 0.0 0.0 0.019.3
ID 43 56 0 0 0 0 0 0 100
ABS. 0 61 28 1 0 0 0 0 90 90 29 1 0 0 0 0 169
REL. 0.0 67.7 31.1 1.1 0.0 0.0 0.0 0.0 100.0 100.0 32.2 1.1 0.0 0.0 0.0 0.0 21.6
ID 0 67 31 2 0 0 0 0 101
ABS. 14 70 7 0 0 0 0 0 91 77 7 0 0 0 0 0 149
REL. 15.3 76.9 7.6 0.0 0.0 0.0 0.0 0.0100.0 84.6 7.7 0.0 0.0 0.0 0.0 0.0 14.8
ID 15 76 7 0 0 0 0 0 100
ABS. 79 13 0 0 0 0 0 0 92 13 0 0 0 0 0 0 89
REL 85.8 14.1 0.0 0.0 0.0 0.0 0.0 0.0100.0 14.1 0.0 0.0 0.0 0.0 0.0 0.015.10
ID 85 14 0 0 0 0 0 0 100
Year
ABS. 132 195 35 1 0 0 0 0 363 231 36 1 0 0 0 0 169
REL. 36.3 53.7 9.6 0.2 0.0 0.0 0.0 0.0100.0 63.6 9.9 0.3 0.0 0.0 0.0 0.0 21.6
ID 36 53 9 0 0 0 0 100

Note:

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