Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1078 - Litovel
Code:CZOLCMLIT
Institution:CHMI
Region:Severomoravsky
District:Olomouc
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 19 27 14 6.50 8.04 13 40 14 13 16 18 17 20 18 44 54 15 17 16 13 7.68 16 22 34 27 45 66 55 63 71 15 26.55 70.68 31.00
2 41 41 32 72 85 112 73 27 73 60 62 60 28 30 31 36 11 39 39 40 31 30 23 28 19 35 19 7.23 ~ ~ ~ 42.31 112.38 28.00
3 10 12 15 18 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 38 7.56 5.45 4.02 8.86 16 10 12 22 24 26 21 23 26 16.65 37.69 18.00
4 25 19 17 8.99 12 16 17 8.24 14 12 8.94 7.00 8.99 13 15 16 16 7.28 7.28 14 13 13 18 12 12 16 10 13 11 12 ~ 13.12 25.48 30.00
5 8.24 7.72 10 7.53 7.60 14 8.83 9 8.34 9 12 12 10 7.04 5.22 5.84 7.26 10 6.55 7.81 7.11 5.55 6.42 12 14 11 21 10 10 8.88 13 9.49 20.90 31.00
6 10 11 17 11 11 8.83 6.80 7.06 11 8.52 6.51 4.07 4.88 4.90 8.48 7.66 7.93 6.70 6.94 7.46 7.97 7.10 7.50 11 11 11 5.18 8.12 10 ~ ~ 8.43 17.39 29.00
7 7.24 7.55 7.72 6.19 5.26 6.90 9 7.04 7.51 8.65 6.37 6.25 5.46 7.63 8.68 6.93 8.09 6.37 7.16 12 9 7.65 6.38 7.25 7.27 9 8.02 8.21 8.84 10 10 7.76 12.24 31.00
8 8.76 8.03 7.18 7.20 7.24 9 11 8.39 7.03 10 14 11 7.42 10 10 10 10 12 11 14 10 5.66 6.68 8.69 9 14 6.94 7.55 6.87 5.69 7.84 9.06 13.59 31.00
9 9 11 11 13 8.75 8.46 11 10 10 7.57 12 7.18 7.49 7.03 7.10 7.72 10 6.63 4.50 6.45 6.92 10 13 20 13 14 16 17 15 14 ~ 10.49 20.35 30.00
10 17 17 10 16 27 25 24 43 16 13 6.68 8.50 ~ 33 43 22 15 8.71 18 18 26 43 31 26 13 18 16 8.13 8.39 6.56 8.30 19.55 43.45 30.00
11 8.13 20 27 33 13 12 15 32 51 76 18 32 39 19 21 16 13 14 22 13 19 31 80 136 95 107 78 64 46 35 ~ 39.49 135.73 30.00
12 30 52 54 26 19 13 13 18 30 32 59 53 27 28 91 29 46 54 36 20 11 25 40 14 19 17 20 25 31 62 18 32.68 91.41 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. 52 19 5 1 0 0 0 0 77 25 6 1 0 0 0 0 112
REL. 67.5 24.6 6.4 1.2 0.0 0.0 0.0 0.0 100.0 32.5 7.8 1.3 0.0 0.0 0.0 0.06.2
ID 67 24 6 2 0 0 0 0 101
ABS. 90 0 0 0 0 0 0 0 90 0 0 0 0 0 0 0 25
REL.100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.4
ID 100 0 0 0 0 0 0 0 100
ABS. 92 0 0 0 0 0 0 0 92 0 0 0 0 0 0 0 20
REL.100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 24.9
ID 100 0 0 0 0 0 0 0 100
ABS. 67 17 5 2 0 0 0 0 91 24 7 2 0 0 0 0 136
REL 73.6 18.6 5.4 2.1 0.0 0.0 0.0 0.0100.0 26.4 7.7 2.2 0.0 0.0 0.0 0.024.11
ID 73 18 5 4 0 0 0 0 102
Year
ABS. 301 36 10 3 0 0 0 0 350 49 13 3 0 0 0 0 136
REL. 86.0 10.2 2.8 0.8 0.0 0.0 0.0 0.0100.0 14.0 3.7 0.9 0.0 0.0 0.0 0.024.11
ID 86 10 2 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