Detailed overview of ambient air pollution valuis from individual stations

Year: 1999
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1249 - Vsetin-radnice
Code:CZVSMVVRA
Institution:Mun. Authority of the town Vsetin
Region:Severomoravsky
District:Vsetin
IHd: 100
Measure method:coulometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 63 55 41 46 44 47 45 48 34 37 59 54 53 62 60 48 60 89 52 48 52 35 28 30 32 31 32 34 45 47 41 46.81 89.46 31.00
2 49 50 46 56 93 98 91 90 81 75 75 74 61 59 61 33 26 20 17 7.33 7.23 8.69 7.13 10 16 11 12 7.47 ~ ~ ~ 44.30 97.63 28.00
3 ~ 19 26 19 14 25 153 165 39 35 11 23 16 20 31 20 30 47 64 38 35 57 55 46 64 52 40 19 12 34 75 42.80 165.04 30.00
4 88 97 79 79 76 59 60 75 60 71 65 79 60 106 136 75 42 94 85 50 68 38 60 56 36 17 28 33 64 60 ~ 66.50 136.11 30.00
5 42 32 50 71 64 57 54 49 25 39 19 33 40 27 38 16 50 41 74 37 12 40 54 70 77 56 63 47 42 48 31 44.98 76.58 31.00
6 31 43 28 11 23 36 20 14 27 20 24 24 15 ~ ~ 19 16 22 17 17 36 49 18 25 49 ~ ~ 26 19 71 ~ 26.99 71.31 26.00
7 41 24 57 39 67 71 7.96 17 ~ ~ 19 26 48 57 41 53 58 35 22 25 28 24 13 ~ 21 25 ~ 16 24 31 18 33.71 71.04 27.00
8 18 19 17 35 23 23 20 21 ~ ~ ~ 18 16 27 27 20 ~ ~ 47 85 113 104 117 140 176 167 122 128 90 41 26 63.00 175.63 26.00
9 17 20 23 22 24 38 40 47 41 67 39 33 46 57 55 67 61 36 46 50 35 30 35 41 35 ~ 25 24 26 47 ~ 38.81 66.73 29.00
10 47 69 54 51 46 32 24 42 30 33 26 39 39 44 44 28 ~ 45 30 58 59 57 29 15 28 29 28 23 49 49 30 39.26 68.56 30.00
11 ~ ~ ~ 32 73 54 ~ 53 90 ~ 60 28 29 32 58 85 53 81 ~ 46 45 94 50 47 78 96 76 70 93 74 ~ 62.40 96.15 24.00
12 75 87 86 87 78 92 86 88 47 46 51 ~ ~ 40 51 38 55 39 71 117 78 165 101 110 119 112 104 76 32 33 ~ 77.24 164.63 28.00

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. 32 45 10 0 2 0 0 0 89 57 12 2 2 0 0 0 165
REL. 35.9 50.5 11.2 0.0 2.2 0.0 0.0 0.0 100.0 64.0 13.5 2.2 2.2 0.0 0.0 0.08.3
ID 35 50 11 0 11 0 0 0 108
ABS. 31 37 17 2 0 0 0 0 87 56 19 2 0 0 0 0 136
REL. 35.6 42.5 19.5 2.2 0.0 0.0 0.0 0.0 100.0 64.4 21.8 2.3 0.0 0.0 0.0 0.0 15.4
ID 35 42 19 4 0 0 0 0 102
ABS. 39 30 5 6 2 0 0 0 82 43 13 8 2 0 0 0 176
REL. 47.5 36.5 6.0 7.3 2.4 0.0 0.0 0.0100.0 52.4 15.9 9.8 2.4 0.0 0.0 0.0 25.8
ID 47 36 6 14 12 0 0 0 117
ABS. 19 33 23 6 1 0 0 0 82 63 30 7 1 0 0 0 165
REL 23.1 40.2 28.0 7.3 1.2 0.0 0.0 0.0100.0 76.8 36.6 8.5 1.2 0.0 0.0 0.022.12
ID 23 40 28 14 6 0 0 0 112
Year
ABS. 121 145 55 14 5 0 0 0 340 219 74 19 5 0 0 0 176
REL. 35.5 42.6 16.1 4.1 1.4 0.0 0.0 0.0100.0 64.4 21.8 5.6 1.5 0.0 0.0 0.0 25.8
ID 35 42 16 8 7 0 0 0 110

Note:

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