Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:O3-ozone
Station:1105 - Plzen-Doubravka
Code:CZPMCMDOU
Institution:Czech Hydrometeorological Institute
Region:Zapadocesky
District:Plzen-mesto
IHd: 160
Measure method:UV-absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 28 38 33 34 25 13 4.82 ~ ~ 25 32 47 48 18 10 31 42 61 56 32 58 30 53 28 22 22 22 43 55 58 54 35.19 60.67 29.00
2 27 41 33 40 25 23 51 54 57 42 37 42 43 41 43 55 47 44 38 43 44 24 22 37 45 32 54 57 69 ~ ~ 41.68 68.70 29.00
3 56 64 57 73 60 54 55 41 58 59 59 45 35 45 ~ 65 60 53 58 48 39 36 67 55 40 57 59 40 58 23 35 51.78 73.31 30.00
4 64 81 77 63 65 61 64 67 79 65 50 48 67 63 77 79 68 50 28 51 54 91 103 45 44 74 103 99 83 80 ~ 68.05 102.94 30.00
5 67 87 87 79 91 101 92 64 49 80 101 103 86 81 70 84 72 48 59 62 66 59 65 74 84 72 68 70 58 71 44 74.01 102.85 31.00
6 61 64 98 79 89 61 58 90 108 99 84 81 81 67 58 73 65 71 91 92 87 103 51 63 58 56 60 64 60 59 ~ 74.34 108.11 30.00
7 91 76 72 69 76 76 66 41 59 56 43 40 64 34 ~ 39 40 49 42 40 48 57 73 57 46 51 63 57 62 54 58 56.57 91.05 30.00
8 67 73 63 51 73 45 47 25 41 58 71 72 82 77 83 69 67 58 73 83 78 58 75 78 60 64 64 35 44 76 60 63.48 83.35 31.00
9 59 59 51 48 31 49 26 31 49 73 41 41 46 61 65 48 29 37 41 35 22 11 51 39 35 37 12 52 76 72 ~ 44.20 75.70 30.00
10 44 24 26 16 31 22 33 24 22 35 28 35 12 28 66 32 19 16 9 23 37 27 15 12 38 31 41 23 40 26 45 28.39 65.72 31.00
11 31 31 24 25 23 37 14 20 13 29 28 18 13 14 13 27 15 31 16 5.97 8.13 6.52 12 11 13 35 16 5.56 10 3.56 ~ 18.31 37.29 30.00
12 7.75 5.32 6.19 23 15 21 12 6.19 5.02 35 18 13 42 41 38 41 14 11 22 20 33 28 10 12 13 10 16 13 16 28 26 19.47 41.70 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. 58 30 0 0 0 0 0 0 88 30 0 0 0 0 0 0 73
REL. 65.9 34.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 34.1 0.0 0.0 0.0 0.0 0.0 0.04.3
ID 65 34 0 0 0 0 0 0 100
ABS. 11 79 1 0 0 0 0 0 91 80 1 0 0 0 0 0 108
REL. 12.0 86.8 1.0 0.0 0.0 0.0 0.0 0.0 100.0 87.9 1.1 0.0 0.0 0.0 0.0 0.0 9.6
ID 12 86 1 0 0 0 0 0 100
ABS. 42 49 0 0 0 0 0 0 91 49 0 0 0 0 0 0 91
REL. 46.1 53.8 0.0 0.0 0.0 0.0 0.0 0.0100.0 53.8 0.0 0.0 0.0 0.0 0.0 0.0 1.7
ID 46 53 0 0 0 0 0 0 100
ABS. 91 1 0 0 0 0 0 0 92 1 0 0 0 0 0 0 66
REL 98.9 1.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 1.1 0.0 0.0 0.0 0.0 0.0 0.015.10
ID 98 1 0 0 0 0 0 0 100
Year
ABS. 202 159 1 0 0 0 0 0 362 160 1 0 0 0 0 0 108
REL. 55.8 43.9 0.2 0.0 0.0 0.0 0.0 0.0100.0 44.2 0.3 0.0 0.0 0.0 0.0 0.0 9.6
ID 55 43 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