Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:O3-ozone
Station:1101 - Primda
Code:CZTCCMPRI
Institution:CHMI
Region:Zapadocesky
District:Tachov
IHd: 160
Measure method:UV-absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 50 53 63 69 71 54 48 63 42 55 70 49 8.61 24 37 37 50 56 52 ~ 38 21 28 27 34 42 41 21 21 37 61 44.16 71.36 30.00
2 65 48 41 71 45 42 55 61 59 56 ~ 65 45 46 60 56 53 41 50 72 78 59 47 14 21 36 45 68 ~ ~ ~ 51.78 77.82 27.00
3 70 65 64 72 66 65 70 68 63 65 71 59 65 63 65 47 33 40 70 72 68 61 76 83 88 93 66 68 83 102 117 69.58 117.23 31.00
4 88 74 77 86 80 71 76 81 88 80 89 63 79 70 85 81 78 57 55 101 81 98 103 69 92 92 84 40 72 94 ~ 79.39 103.07 30.00
5 95 69 57 69 75 65 92 126 120 119 129 131 99 97 85 83 75 89 119 103 74 76 82 78 64 82 100 117 99 82 100 91.95 130.68 31.00
6 85 106 88 114 120 110 83 67 115 75 57 61 67 76 67 ~ 70 55 61 75 111 94 ~ ~ 80 77 85 61 88 85 ~ 82.77 119.70 27.00
7 57 82 89 69 56 49 39 42 57 49 67 43 66 68 65 61 50 52 91 120 112 78 119 88 74 82 71 78 47 51 77 69.23 119.81 31.00
8 82 74 67 86 66 88 122 113 86 91 147 133 63 82 105 126 146 139 92 121 73 58 65 53 58 84 51 50 41 60 67 86.77 147.32 31.00
9 72 67 48 66 53 48 66 44 67 70 64 55 50 54 43 50 39 44 48 57 56 56 63 67 62 44 53 38 39 46 ~ 54.26 72.47 30.00
10 16 17 27 29 14 10 9 18 10 ~ ~ ~ 40 25 27 31 52 42 24 37 39 36 47 60 ~ 52 52 ~ ~ ~ ~ 31.02 59.90 23.00
11 ~ 48 ~ ~ ~ 36 41 36 20 42 43 45 ~ 28 21 27 33 23 36 46 39 38 30 26 25 8.97 6.31 21 37 19 ~ 31.02 48.05 25.00
12 24 18 21 11 52 55 50 46 54 ~ ~ 23 56 28 18 42 47 13 43 49 43 22 30 ~ 40 50 54 37 24 50 40 37.27 56.12 28.00

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. 38 49 1 0 0 0 0 0 88 50 1 0 0 0 0 0 117
REL. 43.1 55.6 1.1 0.0 0.0 0.0 0.0 0.0 100.0 56.8 1.1 0.0 0.0 0.0 0.0 0.031.3
ID 43 55 1 0 0 0 0 0 100
ABS. 1 75 12 0 0 0 0 0 88 87 12 0 0 0 0 0 131
REL. 1.1 85.2 13.6 0.0 0.0 0.0 0.0 0.0 100.0 98.9 13.6 0.0 0.0 0.0 0.0 0.0 12.5
ID 1 85 13 0 0 0 0 0 100
ABS. 27 54 11 0 0 0 0 0 92 65 11 0 0 0 0 0 147
REL. 29.3 58.6 11.9 0.0 0.0 0.0 0.0 0.0100.0 70.7 12.0 0.0 0.0 0.0 0.0 0.0 11.8
ID 29 58 11 0 0 0 0 0 100
ABS. 71 5 0 0 0 0 0 0 76 5 0 0 0 0 0 0 60
REL 93.4 6.5 0.0 0.0 0.0 0.0 0.0 0.0100.0 6.6 0.0 0.0 0.0 0.0 0.0 0.024.10
ID 93 6 0 0 0 0 0 0 100
Year
ABS. 137 183 24 0 0 0 0 0 344 207 24 0 0 0 0 0 147
REL. 39.8 53.1 6.9 0.0 0.0 0.0 0.0 0.0100.0 60.2 7.0 0.0 0.0 0.0 0.0 0.0 11.8
ID 39 53 6 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