Detailed overview of ambient air pollution valuis from individual stations

Year: 1999
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1017 - Jablonec-mesto
Code:CZJNCMJAM
Institution:Czech Hydrometeorological Institute
Region:Severocesky
District:Jablonec nad Nisou
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 18 23 31 48 83 89 41 37 30 38 ~ 29 40 30 36 29 43 66 65 65 48 79 50 40 35 65 52 55 18 22 51 45.22 89.16 30.00
2 76 62 63 35 15 21 26 26 60 90 49 16 16 27 56 36 23 48 71 34 23 27 31 32 32 101 61 63 ~ ~ ~ 43.63 100.63 28.00
3 28 55 70 57 36 29 41 33 48 52 39 58 57 49 30 29 51 57 46 24 41 67 31 73 45 42 24 34 31 59 63 45.11 73.38 31.00
4 77 54 33 28 43 39 30 28 36 37 32 29 33 17 30 30 18 56 57 44 29 44 25 26 17 42 43 44 31 47 ~ 36.64 76.64 30.00
5 23 18 28 24 19 21 20 25 32 25 30 29 29 29 22 35 28 22 18 26 34 30 26 25 31 26 23 29 24 27 23 25.79 35.32 31.00
6 21 23 25 20 17 19 21 26 23 26 33 28 18 27 22 17 23 27 18 20 25 28 30 29 19 12 14 26 21 22 ~ 22.72 33.35 30.00
7 26 26 13 12 12 18 19 18 10 14 13 21 18 28 25 25 16 18 22 21 28 24 31 17 17 15 17 19 18 18 15 19.21 31.34 31.00
8 17 24 20 21 27 28 19 23 31 24 38 30 28 ~ ~ 29 28 22 26 24 25 33 29 33 28 22 27 29 28 45 41 27.57 44.79 29.00
9 30 38 39 15 20 21 37 49 43 41 22 28 38 29 37 44 33 18 12 17 34 32 40 39 26 19 34 32 21 23 ~ 30.33 48.71 30.00
10 20 14 19 31 41 29 46 33 20 23 39 62 77 67 32 17 30 44 45 36 24 23 22 20 37 36 25 37 32 23 49 33.85 76.62 31.00
11 37 36 48 48 29 22 29 36 44 41 38 67 28 25 44 28 41 37 37 21 27 57 31 50 132 75 49 35 37 50 ~ 42.54 131.54 30.00
12 25 21 23 18 14 33 25 42 35 52 21 12 22 29 20 29 30 34 22 36 32 63 28 20 28 24 42 50 32 26 38 29.87 63.28 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. 31 48 9 1 0 0 0 0 89 58 10 1 0 0 0 0 101
REL. 34.8 53.9 10.1 1.1 0.0 0.0 0.0 0.0 100.0 65.2 11.2 1.1 0.0 0.0 0.0 0.026.2
ID 34 53 10 2 0 0 0 0 101
ABS. 74 16 1 0 0 0 0 0 91 17 1 0 0 0 0 0 77
REL. 81.3 17.5 1.0 0.0 0.0 0.0 0.0 0.0 100.0 18.7 1.1 0.0 0.0 0.0 0.0 0.0 1.4
ID 81 17 1 0 0 0 0 0 100
ABS. 74 16 0 0 0 0 0 0 90 16 0 0 0 0 0 0 49
REL. 82.2 17.7 0.0 0.0 0.0 0.0 0.0 0.0100.0 17.8 0.0 0.0 0.0 0.0 0.0 0.0 8.9
ID 82 17 0 0 0 0 0 0 100
ABS. 49 39 3 1 0 0 0 0 92 43 4 1 0 0 0 0 132
REL 53.2 42.3 3.2 1.0 0.0 0.0 0.0 0.0100.0 46.7 4.3 1.1 0.0 0.0 0.0 0.025.11
ID 53 42 3 2 0 0 0 0 101
Year
ABS. 228 119 13 2 0 0 0 0 362 134 15 2 0 0 0 0 132
REL. 62.9 32.8 3.5 0.5 0.0 0.0 0.0 0.0100.0 37.0 4.1 0.6 0.0 0.0 0.0 0.025.11
ID 62 32 3 1 0 0 0 0 100

Note:

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