Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:NO-nitrogen monoxide
Station: 805 - Pha10-Vrsovice
Code:CZ10CMVRS
Institution:Czech Hydrometeorological Institute
Region:Hlavni mesto Praha
District:Praha 10
IHd: 150
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 14 16 21 18 38 74 63 22 19 13 ~ ~ ~ 15 13 10 9 3.22 4.79 10 3.02 10 6.79 20 27 19 22 18 4.00 6.67 8.87 18.19 73.92 28.00
2 38 15 11 17 12 42 15 7.08 6.84 18 21 12 5.90 15 22 14 17 17 15 3.35 20 ~ 39 20 10 37 27 16 25 ~ ~ 18.45 42.09 28.00
3 12 9 7.05 4.14 5.34 16 10 8.41 5.50 9 5.04 12 30 15 7.59 6.36 6.94 10 7.78 ~ 9 43 41 37 31 8.17 2.35 5.32 7.75 25 13 13.67 43.17 30.00
4 14 13 14 31 9 4.07 3.76 11 10 8.72 28 19 11 28 11 15 11 27 21 28 23 13 6.92 6.97 17 30 14 7.17 12 14 ~ 15.39 30.97 30.00
5 10 13 14 24 17 7.94 4.11 11 18 22 14 7.52 6.75 17 16 13 11 22 20 8.38 6.74 16 16 12 8.73 11 10 11 13 7.08 8.37 12.78 24.47 31.00
6 13 8.26 6.54 11 15 22 18 13 7.14 6.09 6.09 14 10 13 19 7.73 4.31 5.49 8.55 9 6.98 6.49 22 11 11 9 10 8.75 15 12 ~ 10.94 21.71 30.00
7 8.02 24 17 18 8.27 10 11 17 11 19 30 ~ ~ 27 13 12 18 19 13 13 12 13 12 26 21 22 15 18 7.76 13 23 16.35 30.46 29.00
8 16 12 15 12 8.39 13 14 22 23 13 13 8.47 13 13 11 11 12 16 12 15 11 19 17 16 13 11 16 23 26 17 20 14.84 25.94 31.00
9 21 12 14 16 25 26 40 27 26 30 47 30 21 22 19 14 18 27 29 21 22 43 20 20 45 61 42 23 18 19 ~ 26.60 61.27 30.00
10 19 50 27 74 47 23 18 28 40 22 51 62 123 65 32 75 39 22 110 53 27 74 33 48 32 ~ ~ ~ ~ 31 29 46.49 123.02 27.00
11 31 47 69 25 49 16 71 79 62 48 70 40 52 56 53 65 25 26 96 41 74 155 165 89 25 17 33 59 85 36 ~ 58.59 164.99 30.00
12 31 23 59 68 30 25 31 75 98 37 42 32 16 16 16 10 24 47 68 106 44 62 30 34 31 54 27 44 75 27 24 42.18 106.03 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. 84 2 0 0 0 0 0 0 86 2 0 0 0 0 0 0 74
REL. 97.6 2.3 0.0 0.0 0.0 0.0 0.0 0.0 100.0 2.3 0.0 0.0 0.0 0.0 0.0 0.06.1
ID 97 2 0 0 0 0 0 0 100
ABS. 91 0 0 0 0 0 0 0 91 0 0 0 0 0 0 0 31
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 4.4
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 61
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 26.9
ID 98 1 0 0 0 0 0 0 100
ABS. 53 30 3 2 0 0 0 0 88 35 5 2 0 0 0 0 165
REL 60.2 34.0 3.4 2.2 0.0 0.0 0.0 0.0100.0 39.8 5.7 2.3 0.0 0.0 0.0 0.023.11
ID 60 34 3 4 0 0 0 0 102
Year
ABS. 317 33 3 2 0 0 0 0 355 38 5 2 0 0 0 0 165
REL. 89.2 9.2 0.8 0.5 0.0 0.0 0.0 0.0100.0 10.7 1.4 0.6 0.0 0.0 0.0 0.023.11
ID 89 9 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