Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:NO2-nitrogen dioxide
Station: 927 - Mezibori
Code:CZMOHSMEZ
Institution:Public Health Service
Region:Severocesky
District:Most
IHd: 150
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 1.00 2.00 4.00 2.00 2.00 3.00 3.00 2.00 3.00 3.00 3.00 1.00 ~ ~ 1.00 2.00 3.00 4.00 5.00 3.00 1.00 1.00 3.00 4.00 4.00 5.00 4.00 1.00 1.00 1.00 2.00 2.55 5.00 29.00
2 5.00 7.00 11 6.00 7.00 9.00 8.00 6.00 10 16 13 7.00 8.00 8.00 6.00 30 21 24 8.00 8.00 7.00 5.00 5.00 2.00 3.00 2.00 3.00 3.00 ~ ~ ~ 8.86 30.00 28.00
3 3.00 3.00 1.00 3.00 ~ ~ ~ ~ 49 28 17 15 12 15 12 13 15 13 8.00 8.00 8.00 8.00 8.00 19 9.00 11 14 8.00 5.00 4.00 1.00 11.48 49.00 27.00
4 1.00 1.00 ~ 1.00 1.00 1.00 1.00 ~ ~ 1.00 1.00 ~ ~ ~ ~ ~ 3.00 4.00 3.00 4.00 5.00 5.00 6.00 5.00 5.00 6.00 5.00 5.00 4.00 4.00 ~ 3.27 6.00 22.00
5 4.00 4.00 2.00 1.00 1.00 2.00 1.00 3.00 3.00 4.00 4.00 3.00 2.00 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 2.62 4.00 13.00
6 1.00 7.00 7.00 6.00 6.00 7.00 8.00 6.00 6.00 5.00 5.00 4.00 3.00 4.00 4.00 4.00 4.00 4.00 4.00 5.00 8.00 7.00 5.00 5.00 7.00 7.00 7.00 6.00 3.00 1.00 ~ 5.20 8.00 30.00
7 1.00 1.00 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 1.00 1.00 2.00
8 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
9 1.00 1.00 26 47 36 33 67 70 62 80 42 35 22 44 33 45 43 35 44 32 25 41 72 83 81 140 78 56 49 58 ~ 49.37 140.00 30.00
10 51 52 41 60 49 41 47 74 64 ~ 32 39 40 67 48 58 64 27 78 38 72 101 76 50 39 38 40 25 26 25 36 49.93 101.00 30.00
11 33 41 71 53 35 45 47 82 95 76 31 68 78 71 52 43 29 46 56 32 51 86 100 135 122 95 118 113 80 78 ~ 68.73 135.00 30.00
12 50 89 93 75 50 30 40 48 116 168 121 123 61 63 67 54 76 135 78 32 37 59 72 61 65 49 59 92 92 65 31 72.61 168.00 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- 50 51- 100 101- 150 151- 225 226- 300 301- 450 451- 600 over 600 50 100 150 225 300 450 600
ABS. 84 0 0 0 0 0 0 0 84 0 0 0 0 0 0 0 49
REL.100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.09.3
ID 100 0 0 0 0 0 0 0 100
ABS. 65 0 0 0 0 0 0 0 65 0 0 0 0 0 0 0 8
REL.100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7.6
ID 100 0 0 0 0 0 0 0 100
ABS. 21 10 1 0 0 0 0 0 321 11 1 0 0 0 0 0 140
REL. 65.6 31.2 3.1 0.0 0.0 0.0 0.0 0.0100.0 34.4 3.1 0.0 0.0 0.0 0.0 0.0 26.9
ID 65 31 3 0 0 0 0 0 100
ABS. 37 44 9 1 0 0 0 0 91 54 10 1 0 0 0 0 168
REL 40.6 48.3 9.8 1.0 0.0 0.0 0.0 0.0100.0 59.3 11.0 1.1 0.0 0.0 0.0 0.010.12
ID 40 48 9 2 0 0 0 0 101
Year
ABS. 207 54 10 1 0 0 0 0 272 65 11 1 0 0 0 0 168
REL. 76.1 19.8 3.6 0.3 0.0 0.0 0.0 0.0100.0 23.9 4.0 0.4 0.0 0.0 0.0 0.010.12
ID 76 19 3 0 0 0 0 100

Note:

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