Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station: 929 - Litvinov
Code:CZMOHSLIT
Institution:Public Health Service
Region:Severocesky
District:Most
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 48 39 59 77 41 75 104 96 69 32 65 52 30 48 39 34 16 10 16 27 16 43 27 30 54 65 37 70 40 13 15 44.74 104.00 31.00
2 53 49 15 32 15 65 68 28 13 39 33 49 20 24 64 42 40 36 52 18 27 74 49 79 47 28 48 78 49 ~ ~ 42.55 79.00 29.00
3 29 21 34 8.00 8.00 38 28 30 12 15 17 15 40 48 10 12 13 14 11 27 32 93 84 106 56 52 18 18 30 22 29 31.29 106.00 31.00
4 40 30 47 60 33 10 15 16 28 33 48 49 27 41 38 27 47 35 51 29 48 27 24 18 20 42 38 16 19 23 ~ 32.63 60.00 30.00
5 23 29 42 42 39 30 22 21 25 45 30 21 18 25 33 40 45 22 25 13 16 19 21 37 40 24 25 ~ 17 17 13 27.30 45.00 30.00
6 30 37 28 23 31 18 17 33 31 20 19 10 28 16 16 13 8.00 16 46 48 40 17 24 16 9.00 12 16 15 19 23 ~ 22.63 48.00 30.00
7 21 13 25 24 11 12 24 10 14 25 21 15 17 25 10 8.00 20 22 15 14 16 11 16 42 24 27 16 17 8.00 10 17 17.74 42.00 31.00
8 36 38 18 26 16 14 20 19 17 34 18 24 25 38 32 13 26 38 28 21 18 11 29 34 17 16 14 40 33 28 32 24.94 40.00 31.00
9 41 15 8.00 13 19 38 20 37 36 25 28 74 46 24 43 40 18 42 38 44 30 38 30 27 59 61 96 69 39 23 ~ 37.37 96.00 30.00
10 30 25 28 38 69 29 14 15 33 33 41 49 81 56 32 46 43 44 46 45 31 73 101 54 62 39 38 39 40 75 54 45.26 101.00 31.00
11 63 52 50 23 40 26 83 82 81 63 62 69 77 81 79 69 51 35 55 107 69 61 96 69 34 40 35 82 101 55 ~ 63.00 107.00 30.00
12 84 106 69 70 41 38 38 52 89 57 53 102 83 32 32 13 19 81 104 124 78 33 74 97 69 67 71 98 88 85 25 66.84 124.00 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- 33 34- 67 68- 100 101- 150 151- 200 201- 300 301- 400 over 400 33 67 100 150 200 300 400
ABS. 44 34 11 2 0 0 0 0 91 47 13 2 0 0 0 0 106
REL. 48.3 37.3 12.0 2.1 0.0 0.0 0.0 0.0 100.0 51.6 14.3 2.2 0.0 0.0 0.0 0.024.3
ID 48 37 12 4 0 0 0 0 102
ABS. 65 25 0 0 0 0 0 0 90 25 0 0 0 0 0 0 60
REL. 72.2 27.7 0.0 0.0 0.0 0.0 0.0 0.0 100.0 27.8 0.0 0.0 0.0 0.0 0.0 0.0 4.4
ID 72 27 0 0 0 0 0 0 100
ABS. 67 22 3 0 0 0 0 0 92 25 3 0 0 0 0 0 96
REL. 72.8 23.9 3.2 0.0 0.0 0.0 0.0 0.0100.0 27.2 3.3 0.0 0.0 0.0 0.0 0.0 27.9
ID 72 23 3 0 0 0 0 0 100
ABS. 18 36 31 7 0 0 0 0 92 74 38 7 0 0 0 0 124
REL 19.5 39.1 33.6 7.6 0.0 0.0 0.0 0.0100.0 80.4 41.3 7.6 0.0 0.0 0.0 0.020.12
ID 19 39 33 15 0 0 0 0 107
Year
ABS. 194 117 45 9 0 0 0 0 365 171 54 9 0 0 0 0 124
REL. 53.1 32.0 12.3 2.4 0.0 0.0 0.0 0.0100.0 46.8 14.8 2.5 0.0 0.0 0.0 0.020.12
ID 53 32 12 4 0 0 0 0 102

Note:

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