Detailed overview of ambient air pollution valuis from individual stations

Year: 2002
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1023 - Ceska Lipa
Code:CZCLCMCEL
Institution:Czech Hydrometeorological Institute
Region:Liberecky
District:Ceska Lipa
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 15 12 ~ 120 156 71 31 29 48 52 52 49 47 49 36 39 45 36 41 20 31 37 26 29 19 12 15 13 19 32 39 40.74 155.62 30.00
2 31 25 21 56 50 41 41 23 15 14 19 10 17 25 67 32 43 35 18 15 19 27 10 11 34 16 21 15 ~ ~ ~ 26.79 67.18 28.00
3 13 21 15 43 71 55 11 39 27 32 32 37 51 17 31 21 44 38 23 20 22 11 10 10 15 15 19 43 66 51 27 30.00 71.04 31.00
4 63 39 30 31 17 11 23 25 18 17 21 18 20 15 26 46 44 30 21 15 15 34 25 26 27 19 11 16 17 22 ~ 24.75 63.03 30.00
5 14 16 16 13 17 16 21 14 15 14 16 11 29 19 18 30 15 12 8.97 19 15 15 12 15 10 12 15 13 11 15 12 15.40 29.73 31.00
6 6.89 13 25 21 11 11 13 8.76 13 10 22 19 12 25 18 18 29 19 15 13 14 13 11 15 16 17 13 8.15 7.77 15 ~ 15.04 28.67 30.00
7 19 23 15 12 14 8.23 14 21 15 12 24 15 11 8.87 12 13 18 11 10 13 10 13 19 12 14 23 16 17 17 16 20 15.05 23.52 31.00
8 17 15 15 11 12 13 12 17 19 11 12 12 8.19 9 12 15 16 17 27 20 24 21 28 19 19 20 16 27 28 32 17 17.46 31.62 31.00
9 21 23 23 32 17 24 29 38 41 23 18 22 27 7.66 8.03 25 12 26 32 28 18 22 14 18 26 25 13 17 ~ ~ ~ 22.45 41.15 28.00
10 79 66 85 18 13 11 12 17 19 22 18 18 18 37 30 42 17 18 17 43 31 55 15 51 29 7.78 12 8.77 26 36 30 29.08 85.49 31.00
11 44 18 6.91 4.12 ~ 27 34 40 14 30 39 49 42 50 109 45 53 145 27 32 31 58 42 20 56 73 36 32 43 26 ~ 42.31 145.17 29.00
12 27 36 39 44 32 27 31 25 50 69 87 30 29 35 27 36 43 21 59 54 68 37 29 16 18 19 26 33 43 31 25 36.95 86.57 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. 54 30 3 1 1 0 0 0 89 35 5 2 1 0 0 0 156
REL. 60.6 33.7 3.3 1.1 1.1 0.0 0.0 0.0 100.0 39.3 5.6 2.2 1.1 0.0 0.0 0.05.1
ID 60 33 3 2 5 0 0 0 105
ABS. 86 5 0 0 0 0 0 0 91 5 0 0 0 0 0 0 63
REL. 94.5 5.4 0.0 0.0 0.0 0.0 0.0 0.0 100.0 5.5 0.0 0.0 0.0 0.0 0.0 0.0 1.4
ID 94 5 0 0 0 0 0 0 100
ABS. 88 2 0 0 0 0 0 0 90 2 0 0 0 0 0 0 41
REL. 97.7 2.2 0.0 0.0 0.0 0.0 0.0 0.0100.0 2.2 0.0 0.0 0.0 0.0 0.0 0.0 9.9
ID 97 2 0 0 0 0 0 0 100
ABS. 51 32 6 2 0 0 0 0 91 40 8 2 0 0 0 0 145
REL 56.0 35.1 6.5 2.1 0.0 0.0 0.0 0.0100.0 44.0 8.8 2.2 0.0 0.0 0.0 0.018.11
ID 56 35 6 4 0 0 0 0 102
Year
ABS. 279 69 9 3 1 0 0 0 361 82 13 4 1 0 0 0 156
REL. 77.2 19.1 2.4 0.8 0.2 0.0 0.0 0.0100.0 22.7 3.6 1.1 0.3 0.0 0.0 0.0 5.1
ID 77 19 2 1 1 0 0 0 101

Note:

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