Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:O3-ozone
Station:1103 - Hojna Voda
Code:CZCBCMHOV
Institution:CHMI
Region:Jihocesky
District:Ceske Budejovice
IHd: 160
Measure method:UV-absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 52 71 67 72 76 67 56 67 64 67 70 53 40 56 55 62 56 69 59 51 39 21 36 24 47 67 65 55 38 60 71 56.49 75.63 31.00
2 70 70 59 80 81 80 80 68 88 92 93 82 67 64 73 73 57 68 74 82 87 77 53 52 32 50 69 76 ~ ~ ~ 71.27 92.63 28.00
3 77 75 66 75 73 66 71 71 73 74 80 79 74 70 66 60 49 59 83 78 72 66 83 89 97 111 100 73 102 105 116 78.48 116.42 31.00
4 102 79 99 108 86 82 91 85 99 94 97 72 77 84 101 82 75 81 75 92 80 102 109 82 85 107 115 90 107 115 ~ 91.69 114.95 30.00
5 94 91 94 84 89 94 101 135 135 135 136 144 113 102 83 83 79 88 103 106 93 90 82 ~ ~ ~ ~ ~ ~ ~ ~ 102.28 143.61 23.00
6 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 90 65 66 63 80 92 87 72 71 71 110 122 90 65 89 111 98 71 82 112 ~ 85.41 121.61 20.00
7 90 87 84 72 76 74 73 65 73 70 72 70 87 68 76 87 66 69 86 119 124 116 111 66 81 87 99 91 69 74 72 82.31 123.67 31.00
8 99 93 74 88 79 90 119 125 114 105 150 149 114 96 114 114 137 122 128 116 100 80 85 75 ~ ~ ~ 67 58 56 ~ 101.69 149.82 27.00
9 ~ 98 66 70 71 60 68 53 84 77 88 67 63 61 53 71 53 62 53 71 62 75 86 82 52 77 58 64 49 74 ~ 67.78 97.64 29.00
10 25 40 42 52 23 33 44 14 49 72 61 63 60 45 37 40 62 56 48 58 77 74 85 73 73 69 60 62 69 63 68 54.73 84.84 31.00
11 59 65 70 62 ~ 58 59 76 48 56 67 55 54 52 45 49 54 57 45 65 55 65 71 45 31 28 63 52 42 37 ~ 54.64 76.12 29.00
12 36 50 34 26 60 73 73 66 79 77 47 55 70 56 56 59 74 76 68 66 73 49 58 64 66 78 79 54 71 61 58 61.70 78.71 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. 15 73 2 0 0 0 0 0 90 75 2 0 0 0 0 0 116
REL. 16.6 81.1 2.2 0.0 0.0 0.0 0.0 0.0 100.0 83.3 2.2 0.0 0.0 0.0 0.0 0.031.3
ID 16 81 2 0 0 0 0 0 100
ABS. 0 58 15 0 0 0 0 0 73 73 15 0 0 0 0 0 144
REL. 0.0 79.4 20.5 0.0 0.0 0.0 0.0 0.0 100.0 100.0 20.5 0.0 0.0 0.0 0.0 0.0 12.5
ID 0 79 20 0 0 0 0 0 100
ABS. 6 65 16 0 0 0 0 0 87 81 16 0 0 0 0 0 150
REL. 6.8 74.7 18.3 0.0 0.0 0.0 0.0 0.0100.0 93.1 18.4 0.0 0.0 0.0 0.0 0.0 11.8
ID 6 74 18 0 0 0 0 0 100
ABS. 30 61 0 0 0 0 0 0 91 61 0 0 0 0 0 0 85
REL 32.9 67.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 67.0 0.0 0.0 0.0 0.0 0.0 0.023.10
ID 32 67 0 0 0 0 0 0 100
Year
ABS. 51 257 33 0 0 0 0 0 341 290 33 0 0 0 0 0 150
REL. 14.9 75.3 9.6 0.0 0.0 0.0 0.0 0.0100.0 85.0 9.7 0.0 0.0 0.0 0.0 0.0 11.8
ID 14 75 9 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