Detailed overview of ambient air pollution valuis from individual stations

Year: 2002
Pollutant:NO-nitrogen monoxide
Station: 805 - Pha10-Vrsovice
Code:CZ10CMVRS
Institution:Czech Hydrometeorological Institute
Region:Prague
District:Praha 10
IHd: 150
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 5.63 4.85 41 52 90 24 85 90 20 27 27 28 29 60 34 22 54 22 11 5.59 13 37 27 20 16 4.91 5.08 7.90 14 34 35 30.49 89.81 31.00
2 25 90 90 86 32 66 37 12 6.53 4.29 8.68 8.88 22 19 30 15 57 23 11 7.74 8.21 ~ ~ ~ ~ 8.44 9 ~ ~ ~ ~ 29.51 90.08 23.00
3 ~ ~ ~ 60 67 26 6.91 29 15 11 38 94 42 3.17 11 11 61 26 12 19 19 4.20 1.68 1.01 1.42 1.98 11 40 71 30 17 26.08 94.19 28.00
4 20 20 3.40 5.02 2.51 0.63 3.33 18 9 4.42 8.47 7.91 5.99 5.99 13 11 16 14 10 0.83 0.90 16 10 ~ ~ 8.01 3.21 5.88 7.22 27 ~ 9.28 26.51 28.00
5 6.55 7.95 10 3.24 4.01 6.28 5.10 3.20 5.27 5.31 6.18 11 17 7.03 6.16 13 4.62 1.76 1.17 6.43 7.17 6.09 4.07 10 1.60 8.09 6.96 14 5.85 8.19 4.90 6.76 17.32 31.00
6 1.74 6.65 14 5.21 4.03 5.83 8.01 3.88 13 8.57 9 7.93 7.33 8.53 3.80 6.65 10 10 7.24 5.93 3.92 1.86 1.56 7.12 8.74 7.71 3.45 2.88 3.13 3.60 ~ 6.38 13.89 30.00
7 11 22 10 7.78 4.15 1.75 6.26 13 10 5.29 18 6.22 0.74 0.66 0.98 6.74 10 13 8.76 3.66 3.25 5.85 7.58 9 11 9 8.67 14 12 8.27 10 8.40 22.32 31.00
8 18 23 10 5.00 10 11 6.27 10 19 4.55 3.57 7.55 5.05 7.79 6.57 7.51 11 8.54 ~ ~ 11 28 38 15 16 10 12 25 27 24 5.85 13.37 38.07 29.00
9 5.79 16 19 22 20 18 19 14 15 19 24 25 18 6.47 5.19 12 14 14 38 47 24 18 7.38 3.76 11 29 4.05 10 24 56 ~ 18.63 56.21 30.00
10 40 38 22 20 4.62 5.60 7.40 21 18 12 6.28 3.42 22 43 31 71 25 18 10 35 71 64 11 35 18 4.36 4.61 5.24 30 55 47 25.71 71.06 31.00
11 48 8.43 10 27 6.17 31 56 23 5.41 29 43 77 68 79 147 143 44 79 27 35 35 44 36 52 121 87 32 34 46 27 ~ 49.99 147.47 30.00
12 84 77 48 52 14 13 10 10 23 36 103 29 31 13 16 60 44 13 71 105 104 24 14 6.80 5.54 6.91 12 32 15 10 9 35.23 104.77 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- 50 51- 100 101- 150 151- 225 226- 300 301- 450 451- 600 over 600 50 100 150 225 300 450 600
ABS. 66 16 0 0 0 0 0 0 82 16 0 0 0 0 0 0 94
REL. 80.4 19.5 0.0 0.0 0.0 0.0 0.0 0.0 100.0 19.5 0.0 0.0 0.0 0.0 0.0 0.012.3
ID 80 19 0 0 0 0 0 0 100
ABS. 89 0 0 0 0 0 0 0 89 0 0 0 0 0 0 0 27
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 30.4
ID 100 0 0 0 0 0 0 0 100
ABS. 89 1 0 0 0 0 0 0 90 1 0 0 0 0 0 0 56
REL. 98.8 1.1 0.0 0.0 0.0 0.0 0.0 0.0100.0 1.1 0.0 0.0 0.0 0.0 0.0 0.0 30.9
ID 98 1 0 0 0 0 0 0 100
ABS. 70 16 6 0 0 0 0 0 92 22 6 0 0 0 0 0 147
REL 76.0 17.3 6.5 0.0 0.0 0.0 0.0 0.0100.0 23.9 6.5 0.0 0.0 0.0 0.0 0.015.11
ID 76 17 6 0 0 0 0 0 100
Year
ABS. 314 33 6 0 0 0 0 0 353 39 6 0 0 0 0 0 147
REL. 88.9 9.3 1.6 0.0 0.0 0.0 0.0 0.0100.0 11.0 1.7 0.0 0.0 0.0 0.0 0.015.11
ID 88 9 1 0 0 0 0 0 100

Note:

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