Detailed overview of ambient air pollution valuis from individual stations

Year: 2001
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1133 - Prostejov
Code:CZPVCMPRO
Institution:Czech Hydrometeorological Institute
Region:Olomoucky
District:Prostejov
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 66 47 72 68 37 39 40 39 69 139 56 71 50 81 148 80 89 78 87 29 42 28 30 25 51 67 34 36 44 31 28 58.05 148.17 31.00
2 35 35 25 58 35 54 100 107 72 28 60 74 48 56 89 114 40 18 29 24 19 16 25 22 38 57 42 18 ~ ~ ~ 47.70 114.29 28.00
3 41 48 54 46 40 51 32 38 60 27 38 29 45 40 35 44 36 40 21 25 43 69 47 29 32 32 31 36 38 43 32 39.47 68.66 31.00
4 40 51 52 32 43 28 25 19 31 41 43 20 15 14 12 36 28 29 34 34 21 17 25 33 33 35 36 21 27 20 ~ 29.80 51.60 30.00
5 20 22 34 21 13 10 15 17 23 19 17 12 15 31 22 31 22 19 17 17 17 22 22 28 19 15 15 18 15 20 21 19.55 33.73 31.00
6 18 11 11 17 22 19 27 19 13 17 24 19 20 22 22 15 15 13 12 14 17 14 9.00 13 18 20 19 18 18 14 ~ 16.94 26.86 30.00
7 12 12 17 20 13 14 9 16 16 17 19 21 17 15 16 15 16 14 16 16 10 12 19 13 15 22 22 13 14 19 28 16.09 27.50 31.00
8 18 21 18 11 21 24 24 21 23 19 13 19 32 39 40 37 25 21 29 22 16 18 21 22 18 22 17 15 20 25 19 22.20 39.90 31.00
9 13 17 37 22 22 22 23 11 11 19 20 32 47 37 23 23 24 32 42 47 32 21 24 43 25 28 27 31 30 24 ~ 26.92 47.12 30.00
10 22 39 53 37 39 34 46 54 41 40 45 41 51 41 63 67 44 31 43 21 35 37 33 36 39 42 30 41 69 78 49 43.27 78.14 31.00
11 20 45 53 39 54 53 23 19 29 35 48 56 41 41 100 64 67 28 53 36 64 32 23 19 30 93 54 95 92 54 ~ 48.57 100.23 30.00
12 27 36 47 43 70 58 62 39 65 119 187 77 67 109 80 37 113 67 40 41 35 61 31 32 18 48 63 27 29 22 23 57.26 187.35 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. 26 45 15 4 0 0 0 0 90 64 19 4 0 0 0 0 148
REL. 28.8 50.0 16.6 4.4 0.0 0.0 0.0 0.0 100.0 71.1 21.1 4.4 0.0 0.0 0.0 0.015.1
ID 28 50 16 8 0 0 0 0 104
ABS. 79 12 0 0 0 0 0 0 91 12 0 0 0 0 0 0 52
REL. 86.8 13.1 0.0 0.0 0.0 0.0 0.0 0.0 100.0 13.2 0.0 0.0 0.0 0.0 0.0 0.0 3.4
ID 86 13 0 0 0 0 0 0 100
ABS. 83 9 0 0 0 0 0 0 92 9 0 0 0 0 0 0 47
REL. 90.2 9.7 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 0.0 13.9
ID 90 9 0 0 0 0 0 0 100
ABS. 22 54 11 4 1 0 0 0 92 70 16 5 1 0 0 0 187
REL 23.9 58.6 11.9 4.3 1.0 0.0 0.0 0.0100.0 76.1 17.4 5.4 1.1 0.0 0.0 0.011.12
ID 23 58 11 8 5 0 0 0 108
Year
ABS. 210 120 26 8 1 0 0 0 365 155 35 9 1 0 0 0 187
REL. 57.5 32.8 7.1 2.1 0.2 0.0 0.0 0.0100.0 42.5 9.6 2.5 0.3 0.0 0.0 0.011.12
ID 57 32 7 4 1 0 0 0 103

Note:

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