Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1226 - Bilina
Code:CZTPHSBIN
Institution:Public Health Service
Region:Severocesky
District:Teplice
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 127 82 40 17 20 32 83 28 42 97 60 140 135 120 112 222 43 70 58 69 54 45 48 41 45 114 103 91 112 59 34 75.56 222.38 31.00
2 73 101 57 149 201 149 88 46 132 181 140 42 41 45 43 41 44 112 124 110 110 143 113 77 98 74 33 23 ~ ~ ~ 92.48 201.06 28.00
3 23 28 30 26 26 30 20 24 39 48 60 62 33 21 53 57 43 40 25 36 26 27 51 62 84 74 66 57 90 100 123 47.85 123.32 31.00
4 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
5 24 24 28 25 31 25 41 32 35 35 52 ~ 41 42 45 26 33 57 54 41 39 23 21 35 33 56 61 43 38 25 33 36.67 61.34 30.00
6 35 43 52 51 44 28 30 44 47 52 52 36 24 35 40 22 35 41 38 26 41 33 38 53 46 48 28 29 39 31 ~ 38.72 52.67 30.00
7 44 45 34 18 16 23 46 31 36 37 ~ ~ 23 28 29 38 26 21 32 52 39 47 44 35 30 39 46 37 29 25 34 33.92 52.06 29.00
8 23 26 45 37 34 47 43 36 30 53 74 56 58 46 35 46 61 57 53 54 27 18 24 23 31 49 37 36 27 37 68 41.65 73.87 31.00
9 71 54 41 39 30 44 67 82 61 68 45 34 50 23 40 32 68 44 47 84 71 61 63 97 89 110 74 92 95 84 ~ 62.01 109.96 30.00
10 50 54 40 41 54 61 104 72 82 19 27 43 70 75 89 92 35 50 89 68 66 66 84 33 23 ~ ~ 16 24 24 24 54.30 103.81 29.00
11 25 89 66 28 34 53 95 105 155 238 ~ 105 86 61 62 81 45 56 98 48 44 99 186 300 112 98 186 165 67 72 ~ 98.59 299.86 29.00
12 56 119 87 63 29 24 39 53 114 244 91 115 41 ~ 104 50 184 299 46 47 55 87 93 53 38 22 45 128 85 119 32 85.40 298.91 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. 19 33 15 20 1 2 0 0 90 71 38 23 3 2 0 0 222
REL. 21.1 36.6 16.6 22.2 1.1 2.2 0.0 0.0 100.0 78.9 42.2 25.6 3.3 2.2 0.0 0.016.1
ID 21 36 16 44 5 55 0 0 180
ABS. 21 39 0 0 0 0 0 0 60 39 0 0 0 0 0 0 61
REL. 35.0 65.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 65.0 0.0 0.0 0.0 0.0 0.0 0.0 27.5
ID 35 65 0 0 0 0 0 0 100
ABS. 25 49 15 1 0 0 0 0 90 65 16 1 0 0 0 0 110
REL. 27.7 54.4 16.6 1.1 0.0 0.0 0.0 0.0100.0 72.2 17.8 1.1 0.0 0.0 0.0 0.0 26.9
ID 27 54 16 2 0 0 0 0 101
ABS. 13 34 22 10 5 4 0 0 88 75 41 19 9 4 0 0 300
REL 14.7 38.6 25.0 11.3 5.6 4.5 0.0 0.0100.0 85.2 46.6 21.6 10.2 4.5 0.0 0.024.11
ID 14 38 25 22 28 113 0 0 243
Year
ABS. 78 155 52 31 6 6 0 0 328 250 95 43 12 6 0 0 300
REL. 23.7 47.2 15.8 9.4 1.8 1.8 0.0 0.0100.0 76.2 29.0 13.1 3.7 1.8 0.0 0.024.11
ID 23 47 15 18 9 45 0 0 160

Note:

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