Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:O3-ozone
Station:1102 - Churanov
Code:CZPTCMCHU
Institution:Czech Hydrometeorological Institute
Region:Jihocesky
District:Prachatice
IHd: 160
Measure method:UV-absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 53 65 67 65 65 70 46 61 63 32 55 84 74 85 54 45 48 68 62 47 69 50 54 70 68 73 74 79 74 72 68 63.30 84.56 31.00
2 59 58 60 64 54 73 75 72 69 73 64 65 67 66 64 75 66 66 61 55 71 67 68 66 66 66 88 93 89 ~ ~ 68.31 92.96 29.00
3 76 76 79 81 77 82 74 63 65 71 68 65 64 66 76 79 75 81 80 75 76 83 117 92 75 78 62 65 61 41 81 74.34 117.10 31.00
4 99 109 100 93 73 84 81 85 97 89 97 88 93 99 107 108 89 90 60 98 108 127 131 53 71 100 114 115 105 114 ~ 95.94 130.83 30.00
5 111 116 120 106 119 127 118 81 93 139 140 120 111 104 111 142 125 84 80 76 95 76 87 125 108 95 94 93 74 90 79 104.37 141.61 31.00
6 106 112 119 109 107 79 87 115 134 122 103 100 109 104 72 82 91 113 119 149 148 133 64 67 69 70 85 92 88 96 ~ 101.59 148.84 30.00
7 121 105 97 92 84 98 97 66 67 67 54 53 74 57 54 64 70 73 64 54 70 77 104 91 81 79 88 79 81 70 76 77.68 121.43 31.00
8 109 112 72 64 82 82 59 63 71 94 116 113 129 119 134 100 111 112 130 127 101 79 99 112 85 81 79 72 83 104 86 96.11 133.69 31.00
9 95 68 64 55 56 69 48 62 93 119 95 93 79 72 94 71 54 64 76 37 18 39 70 46 59 68 81 93 89 88 ~ 70.49 118.99 30.00
10 74 52 38 39 48 56 50 41 60 65 67 81 72 67 81 74 49 48 60 51 60 68 75 59 69 59 59 60 67 73 72 61.12 81.49 31.00
11 62 71 65 54 64 72 59 62 52 61 71 81 75 39 57 59 33 61 83 45 39 61 73 35 25 60 60 51 51 60 ~ 58.01 83.47 30.00
12 64 71 49 51 81 76 74 65 66 69 62 61 63 62 59 61 48 54 47 60 54 93 88 92 78 66 85 55 62 59 61 65.68 92.98 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. 8 82 1 0 0 0 0 0 91 83 1 0 0 0 0 0 117
REL. 8.7 90.1 1.0 0.0 0.0 0.0 0.0 0.0 100.0 91.2 1.1 0.0 0.0 0.0 0.0 0.023.3
ID 8 90 1 0 0 0 0 0 100
ABS. 0 54 37 0 0 0 0 0 91 91 37 0 0 0 0 0 149
REL. 0.0 59.3 40.6 0.0 0.0 0.0 0.0 0.0 100.0 100.0 40.7 0.0 0.0 0.0 0.0 0.0 20.6
ID 0 59 40 0 0 0 0 0 100
ABS. 5 73 14 0 0 0 0 0 92 87 14 0 0 0 0 0 134
REL. 5.4 79.3 15.2 0.0 0.0 0.0 0.0 0.0100.0 94.6 15.2 0.0 0.0 0.0 0.0 0.0 15.8
ID 5 79 15 0 0 0 0 0 100
ABS. 22 70 0 0 0 0 0 0 92 70 0 0 0 0 0 0 93
REL 23.9 76.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 76.1 0.0 0.0 0.0 0.0 0.0 0.022.12
ID 23 76 0 0 0 0 0 0 100
Year
ABS. 35 279 52 0 0 0 0 0 366 331 52 0 0 0 0 0 149
REL. 9.5 76.2 14.2 0.0 0.0 0.0 0.0 0.0100.0 90.4 14.2 0.0 0.0 0.0 0.0 0.0 20.6
ID 9 76 14 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