Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1197 - Olomouc-Smeralova
Code:CZOLHSOSM
Institution:Public Health Service
Region:Severomoravsky
District:Olomouc
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 41 62 24 18 25 25 38 33 50 70 29 30 31 33 100 72 43 ~ 30 38 24 31 36 44 41 128 163 58 180 57 55 53.64 180.45 30.00
2 112 75 50 119 182 162 126 78 73 150 176 128 53 86 70 53 33 74 82 123 65 63 72 49 68 61 ~ 22 ~ ~ ~ 89.12 181.80 27.00
3 29 29 29 37 22 28 22 28 17 33 34 63 24 18 24 28 54 ~ ~ ~ ~ ~ ~ ~ 32 60 41 56 64 60 62 37.26 63.81 24.00
4 59 88 44 25 34 38 26 31 64 38 23 14 24 53 34 36 40 19 20 28 32 37 48 17 23 18 19 31 37 37 ~ 34.51 87.93 30.00
5 17 16 26 16 22 32 33 26 14 14 20 18 17 15 14 14 14 21 17 15 20 14 21 19 24 35 35 19 27 20 20 20.45 35.11 31.00
6 20 22 28 26 29 19 14 14 21 19 18 14 11 13 20 17 17 15 21 19 21 18 19 23 29 30 22 17 19 19 ~ 19.78 29.64 30.00
7 16 19 30 12 16 16 23 22 28 27 13 7.68 22 36 37 25 33 23 25 36 27 21 20 21 24 21 30 25 29 33 42 24.55 42.13 31.00
8 26 28 36 26 27 35 50 39 27 33 50 46 37 30 40 44 38 44 32 50 31 28 34 38 50 48 38 32 32 34 58 37.47 58.38 31.00
9 46 52 50 58 43 32 49 39 ~ 31 43 30 31 35 35 ~ 41 47 28 25 33 41 44 74 ~ 73 51 48 47 41 ~ 43.23 73.53 27.00
10 38 43 30 37 64 50 72 99 42 27 25 34 56 ~ ~ ~ 33 43 47 50 47 51 61 40 36 42 37 27 31 27 ~ 44.01 99.11 27.00
11 21 43 57 61 34 31 87 94 96 62 64 141 94 28 35 39 29 45 52 33 34 55 108 207 117 133 149 101 62 62 ~ 72.53 206.88 30.00
12 46 77 83 ~ 42 25 29 37 47 62 162 55 35 55 134 49 153 67 40 32 60 67 36 22 24 25 51 68 150 94 16 61.36 162.22 30.00

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- 33 34- 67 68- 100 101- 150 151- 200 201- 300 301- 400 over 400 33 67 100 150 200 300 400
ABS. 26 31 11 7 6 0 0 0 81 55 24 13 6 0 0 0 182
REL. 32.0 38.2 13.5 8.6 7.4 0.0 0.0 0.0 100.0 67.9 29.6 16.0 7.4 0.0 0.0 0.05.2
ID 32 38 13 17 37 0 0 0 138
ABS. 74 16 1 0 0 0 0 0 91 17 1 0 0 0 0 0 88
REL. 81.3 17.5 1.0 0.0 0.0 0.0 0.0 0.0 100.0 18.7 1.1 0.0 0.0 0.0 0.0 0.0 2.4
ID 81 17 1 0 0 0 0 0 100
ABS. 45 42 2 0 0 0 0 0 89 44 2 0 0 0 0 0 74
REL. 50.5 47.1 2.2 0.0 0.0 0.0 0.0 0.0100.0 49.4 2.2 0.0 0.0 0.0 0.0 0.0 24.9
ID 50 47 2 0 0 0 0 0 100
ABS. 19 45 12 8 2 1 0 0 87 68 23 11 3 1 0 0 207
REL 21.8 51.7 13.7 9.1 2.2 1.1 0.0 0.0100.0 78.2 26.4 12.6 3.4 1.1 0.0 0.024.11
ID 21 51 13 18 11 28 0 0 145
Year
ABS. 164 134 26 15 8 1 0 0 348 184 50 24 9 1 0 0 207
REL. 47.1 38.5 7.4 4.3 2.2 0.2 0.0 0.0100.0 52.9 14.4 6.9 2.6 0.3 0.0 0.024.11
ID 47 38 7 8 11 7 0 0 120

Note:

1 frequency < 60 per quarter, or < 240 per annum
2 frequency < 30 per quarter, or < 120 per annum