Detailed overview of ambient air pollution valuis from individual stations

Year: 2002
Pollutant:O3-ozone
Station: 780 - Pha9-Vysocany
Code:CZ09CMVYS
Institution:Czech Hydrometeorological Institute
Region:Prague
District:Praha 9
IHd: 160
Measure method:UV-absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 38 41 22 10 11 8.56 3.76 5.95 8.69 4.99 14 5.26 10 7.11 26 19 10 18 26 45 21 25 27 36 36 57 47 50 37 15 17 22.69 57.25 31.00
2 20 24 20 19 19 3.29 24 26 43 55 48 40 19 26 28 49 24 31 40 50 39 43 59 52 19 51 49 48 ~ ~ ~ 34.63 58.66 28.00
3 41 40 46 20 24 37 61 31 53 45 32 21 26 33 11 24 21 29 41 29 38 57 56 60 49 48 38 36 34 45 49 37.94 61.21 31.00
4 56 72 79 70 71 69 61 75 69 67 48 42 24 29 33 57 36 47 51 56 72 38 ~ ~ ~ 79 62 60 60 47 ~ 56.72 79.16 27.00
5 66 69 69 65 25 40 79 101 92 66 39 46 49 70 45 46 81 74 50 51 69 71 69 30 58 26 31 25 62 56 85 58.29 100.98 31.00
6 73 59 62 89 104 59 39 46 42 55 40 50 52 33 58 50 56 75 84 96 78 84 79 45 74 76 100 65 47 60 ~ 64.34 104.30 30.00
7 67 29 63 49 72 90 53 57 98 94 31 78 83 81 60 49 43 35 40 64 82 58 66 43 33 49 48 68 89 92 71 62.29 97.60 31.00
8 30 33 78 68 45 73 52 54 61 84 60 63 53 31 48 55 55 64 79 69 61 36 51 58 62 89 65 31 57 53 89 58.32 88.77 31.00
9 36 47 63 64 38 40 43 72 73 45 33 42 37 66 46 26 29 35 35 12 25 35 39 40 22 14 38 30 27 22 ~ 39.13 72.58 30.00
10 23 22 16 16 42 41 27 24 30 31 40 30 4.83 2.48 5.07 16 17 20 29 20 3.07 7.82 38 17 38 52 55 43 24 4.63 13 24.23 55.11 31.00
11 9 28 33 12 33 20 5.68 25 43 19 11 8.19 3.13 1.81 1.98 10 19 2.57 13 8.59 7.97 2.47 4.33 8.52 2.81 1.80 1.19 6.36 ~ ~ ~ 12.25 43.41 28.00
12 ~ ~ ~ 1.10 4.41 9 17 29 10 8.80 8.69 15 8.23 13 14 1.99 1.46 16 5.30 3.00 2.77 3.54 18 37 39 26 14 5.44 16 ~ 39 13.64 39.15 27.00

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. 83 7 0 0 0 0 0 0 90 7 0 0 0 0 0 0 61
REL. 92.2 7.7 0.0 0.0 0.0 0.0 0.0 0.0 100.0 7.8 0.0 0.0 0.0 0.0 0.0 0.07.3
ID 92 7 0 0 0 0 0 0 100
ABS. 33 55 0 0 0 0 0 0 88 55 0 0 0 0 0 0 104
REL. 37.5 62.5 0.0 0.0 0.0 0.0 0.0 0.0 100.0 62.5 0.0 0.0 0.0 0.0 0.0 0.0 5.6
ID 37 62 0 0 0 0 0 0 100
ABS. 47 45 0 0 0 0 0 0 92 45 0 0 0 0 0 0 98
REL. 51.0 48.9 0.0 0.0 0.0 0.0 0.0 0.0100.0 48.9 0.0 0.0 0.0 0.0 0.0 0.0 9.7
ID 51 48 0 0 0 0 0 0 100
ABS. 85 1 0 0 0 0 0 0 86 1 0 0 0 0 0 0 55
REL 98.8 1.1 0.0 0.0 0.0 0.0 0.0 0.0100.0 1.2 0.0 0.0 0.0 0.0 0.0 0.027.10
ID 98 1 0 0 0 0 0 0 100
Year
ABS. 248 108 0 0 0 0 0 0 356 108 0 0 0 0 0 0 104
REL. 69.6 30.3 0.0 0.0 0.0 0.0 0.0 0.0100.0 30.3 0.0 0.0 0.0 0.0 0.0 0.0 5.6
ID 69 30 0 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