Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1408 - Sabina
Code:CZSOOZSAB
Institution:ORGREZ, a.s.
Region:Zapadocesky
District:Sokolov
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 40 23 37 38 74 81 67 58 78 107 53 70 38 82 74 32 32 19 26 48 26 39 73 92 145 113 139 92 27 27 63 61.70 145.00 31.00
2 55 49 36 38 41 42 33 24 23 32 43 42 20 33 37 24 37 49 31 25 42 82 80 59 34 48 110 81 25 ~ ~ 44.07 109.83 29.00
3 23 25 24 13 18 38 55 34 ~ 27 16 27 31 37 19 16 20 24 21 43 65 82 84 80 36 27 26 36 59 42 30 35.95 83.69 30.00
4 23 37 45 66 37 32 26 25 28 ~ 75 33 18 29 1.40 1.54 1.54 1.00 0.00 ~ ~ ~ ~ ~ ~ ~ 46 38 36 27 ~ 28.43 75.48 22.00
5 32 42 55 62 56 24 31 43 73 59 63 46 32 67 65 55 37 27 18 13 18 20 40 53 34 24 22 21 18 23 37 39.04 73.35 31.00
6 44 30 0.73 0.25 0.35 0.00 0.00 0.00 ~ ~ ~ 45 56 54 ~ 20 17 44 54 ~ 93 21 22 14 12 13 17 26 26 29 ~ 25.43 92.65 25.00
7 29 25 34 30 26 45 33 13 10 15 17 18 17 18 10 11 18 21 17 19 13 15 38 49 37 27 17 13 11 15 24 22.12 48.50 31.00
8 40 22 20 25 27 28 23 28 29 35 58 56 75 50 41 64 66 66 57 73 45 28 39 38 27 17 ~ 30 55 42 38 41.37 74.85 30.00
9 19 6.50 6.56 11 18 17 24 27 18 53 48 60 38 46 42 24 21 28 24 17 20 13 8.63 15 20 24 29 24 11 10 ~ 24.13 59.65 30.00
10 5.69 8.83 13 15 9 13 7.65 8.96 17 10 16 11 11 1.10 0.40 0.00 0.00 1.04 1.75 3.54 4.38 3.02 0.58 3.83 0.22 ~ ~ ~ ~ ~ 0.00 6.39 16.94 26.00
11 ~ ~ ~ ~ ~ ~ ~ ~ 20 ~ 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ~ 24 0.00 0.00 0.00 0.00 0.90 2.83 38 ~ 4.29 37.91 20.00
12 0.00 0.00 0.00 0.00 0.00 0.00 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 24 32 50 55 47 36 27 43 19 ~ 22.19 55.13 15.00

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. 35 34 16 5 0 0 0 0 90 55 21 5 0 0 0 0 145
REL. 38.8 37.7 17.7 5.5 0.0 0.0 0.0 0.0 100.0 61.1 23.3 5.6 0.0 0.0 0.0 0.025.1
ID 38 37 17 11 0 0 0 0 105
ABS. 46 28 4 0 0 0 0 0 78 32 4 0 0 0 0 0 93
REL. 58.9 35.8 5.1 0.0 0.0 0.0 0.0 0.0 100.0 41.0 5.1 0.0 0.0 0.0 0.0 0.0 21.6
ID 58 35 5 0 0 0 0 0 100
ABS. 62 27 2 0 0 0 0 0 91 29 2 0 0 0 0 0 75
REL. 68.1 29.6 2.1 0.0 0.0 0.0 0.0 0.0100.0 31.9 2.2 0.0 0.0 0.0 0.0 0.0 13.8
ID 68 29 2 0 0 0 0 0 100
ABS. 55 6 0 0 0 0 0 0 61 6 0 0 0 0 0 0 55
REL 90.1 9.8 0.0 0.0 0.0 0.0 0.0 0.0100.0 9.8 0.0 0.0 0.0 0.0 0.0 0.025.12
ID 90 9 0 0 0 0 0 0 100
Year
ABS. 198 95 22 5 0 0 0 0 320 122 27 5 0 0 0 0 145
REL. 61.8 29.6 6.8 1.5 0.0 0.0 0.0 0.0100.0 38.1 8.4 1.6 0.0 0.0 0.0 0.0 25.1
ID 61 29 6 3 0 0 0 0 101

Note:

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