Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:O3-ozone
Station:1061 - Ostrava-Fifejdy
Code:CZOSCMFIF
Institution:CHMI
Region:Severomoravsky
District:Ostrava-mesto
IHd: 160
Measure method:UV-absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 42 36 45 65 65 46 38 57 34 14 38 51 46 38 17 28 38 51 47 26 16 30 21 16 25 12 40 29 34 43 56 36.93 65.38 31.00
2 37 56 48 51 55 30 58 34 49 47 58 60 30 33 37 47 ~ 35 45 46 99 62 21 28 27 24 61 68 ~ ~ ~ 46.08 98.67 27.00
3 63 62 68 62 65 55 62 70 62 47 49 65 66 77 59 57 31 39 66 67 57 59 ~ 67 65 64 95 31 61 77 112 62.59 112.04 30.00
4 108 52 85 87 63 55 85 81 51 83 70 78 48 47 96 84 59 70 73 77 75 41 51 82 51 64 106 93 64 70 ~ 71.55 107.50 30.00
5 72 88 72 78 73 81 49 86 79 83 68 69 42 71 66 47 71 39 79 77 63 75 63 75 71 72 74 109 76 76 63 71.24 108.91 31.00
6 67 60 77 53 79 94 103 69 33 88 56 53 42 41 62 63 65 56 75 45 48 81 64 48 41 42 50 66 61 78 ~ 62.08 103.19 30.00
7 71 65 83 47 44 56 48 52 58 43 71 ~ 81 47 57 72 51 63 47 78 100 124 96 67 66 68 89 56 64 56 27 64.84 123.99 30.00
8 61 83 71 65 51 58 80 94 69 47 76 101 85 80 ~ ~ ~ ~ ~ ~ ~ ~ ~ 50 42 41 36 41 37 36 29 60.57 100.61 22.00
9 22 34 32 28 49 27 24 ~ 72 77 71 65 55 58 46 46 45 33 44 45 29 28 39 37 40 40 25 32 43 41 ~ 42.37 77.47 29.00
10 28 17 11 7.45 4.56 12 14 5.58 28 65 52 40 27 39 10 36 74 47 30 34 54 43 75 54 57 43 43 66 59 53 56 38.27 74.53 31.00
11 49 31 54 33 34 45 29 38 16 12 35 22 32 37 29 33 41 42 32 28 33 31 17 12 10 10 8.30 13 26 29 ~ 28.69 54.35 30.00
12 21 18 23 16 38 49 33 30 31 14 21 24 44 17 6.08 32 15 20 27 40 35 19 19 61 44 44 49 66 23 7.95 46 30.12 66.27 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. 50 37 1 0 0 0 0 0 88 38 1 0 0 0 0 0 112
REL. 56.8 42.0 1.1 0.0 0.0 0.0 0.0 0.0 100.0 43.2 1.1 0.0 0.0 0.0 0.0 0.031.3
ID 56 42 1 0 0 0 0 0 100
ABS. 22 67 2 0 0 0 0 0 91 69 2 0 0 0 0 0 109
REL. 24.1 73.6 2.1 0.0 0.0 0.0 0.0 0.0 100.0 75.8 2.2 0.0 0.0 0.0 0.0 0.0 28.5
ID 24 73 2 0 0 0 0 0 100
ABS. 42 38 1 0 0 0 0 0 81 39 1 0 0 0 0 0 124
REL. 51.8 46.9 1.2 0.0 0.0 0.0 0.0 0.0100.0 48.1 1.2 0.0 0.0 0.0 0.0 0.0 22.7
ID 51 46 1 0 0 0 0 0 100
ABS. 80 12 0 0 0 0 0 0 92 12 0 0 0 0 0 0 75
REL 86.9 13.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 13.0 0.0 0.0 0.0 0.0 0.0 0.023.10
ID 86 13 0 0 0 0 0 0 100
Year
ABS. 194 154 4 0 0 0 0 0 352 158 4 0 0 0 0 0 124
REL. 55.1 43.7 1.1 0.0 0.0 0.0 0.0 0.0100.0 44.9 1.1 0.0 0.0 0.0 0.0 0.0 22.7
ID 55 43 1 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