Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:NO-nitrogen monoxide
Station:1104 - Ceske Budejovice
Code:CZCBCMCEB
Institution:CHMI
Region:Jihocesky
District:Ceske Budejovice
IHd: 150
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 3.50 7.54 0.99 0.89 0.91 1.04 3.39 4.48 1.97 19 30 12 9 36 44 10 8.39 2.24 2.76 7.86 2.09 6.29 4.03 2.44 4.65 22 10 14 37 20 4.84 10.77 44.23 31.00
2 3.88 30 22 13 72 132 19 18 50 85 67 47 21 54 24 35 7.31 48 31 6.35 11 39 23 25 29 7.24 1.62 0.18 ~ ~ ~ 32.89 131.77 28.00
3 0.16 0.28 0.85 0.37 0.33 0.23 0.17 0.17 4.16 3.22 1.83 4.16 0.70 0.31 0.43 1.12 1.31 0.90 0.61 0.49 0.49 1.92 1.71 1.36 5.19 2.70 1.66 5.13 10 7.25 16 2.42 15.99 31.00
4 10 1.58 0.51 0.59 1.50 2.85 0.92 2.23 2.70 0.82 0.38 0.43 4.07 3.86 2.16 4.56 2.05 0.52 2.24 2.77 10 5.10 2.43 3.41 0.51 0.23 0.44 1.80 1.47 0.93 ~ 2.45 10.38 30.00
5 0.42 0.33 1.41 0.90 1.49 2.18 2.80 1.47 1.12 3.59 ~ ~ 1.90 1.30 1.10 1.14 0.91 0.99 5.28 3.44 1.46 0.87 0.87 0.95 2.38 1.87 2.84 ~ ~ ~ ~ 1.72 5.28 25.00
6 ~ ~ 6.45 7.61 4.90 3.16 2.77 5.43 4.05 1.26 0.90 0.93 0.87 4.94 1.21 0.87 1.16 5.55 1.84 2.47 1.33 0.99 1.11 1.75 1.57 1.73 1.00 2.80 3.38 3.99 ~ 2.72 7.61 28.00
7 1.06 3.81 2.11 0.87 0.87 2.46 1.20 0.90 ~ 1.77 1.05 1.41 1.13 2.50 4.27 2.75 1.26 0.93 1.71 1.70 1.02 1.68 1.22 2.17 1.15 1.82 1.15 1.57 1.18 1.50 2.07 1.68 4.27 30.00
8 1.41 0.87 4.37 1.33 2.78 2.74 1.86 1.10 1.32 1.64 2.92 1.21 1.16 1.36 1.56 2.93 2.95 1.45 3.70 1.92 0.87 0.87 0.90 0.95 4.08 1.56 1.97 1.10 1.88 2.60 7.10 2.08 7.10 31.00
9 7.47 1.80 2.43 1.42 1.05 7.33 5.48 5.72 1.46 1.62 0.93 0.90 3.93 2.09 0.96 1.09 1.62 1.19 3.21 4.73 6.16 3.10 10 2.18 3.16 4.75 18 18 16 8.17 ~ 4.88 18.36 30.00
10 2.55 7.20 2.53 1.56 5.23 8.51 12 15 9 2.44 1.10 ~ 3.38 9 34 51 2.59 8.82 15 21 10 6.93 2.12 0.90 0.87 1.77 1.14 0.87 0.92 2.20 0.87 8.02 50.83 30.00
11 0.87 6.39 1.68 2.03 1.37 1.87 24 ~ 20 42 12 24 28 3.58 9 5.72 2.00 1.60 4.31 2.45 1.37 1.19 3.79 8.37 3.04 7.52 5.28 3.87 1.23 3.59 ~ 7.99 41.56 29.00
12 2.31 2.65 4.14 3.24 2.10 0.87 2.06 1.73 31 46 6.02 24 0.87 32 180 10 129 45 6.13 20 1.98 29 16 2.66 4.33 1.05 1.56 3.56 32 1.09 0.89 20.70 179.72 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. 85 4 1 0 0 0 0 0 90 5 1 0 0 0 0 0 132
REL. 94.4 4.4 1.1 0.0 0.0 0.0 0.0 0.0 100.0 5.6 1.1 0.0 0.0 0.0 0.0 0.06.2
ID 94 4 1 0 0 0 0 0 100
ABS. 83 0 0 0 0 0 0 0 83 0 0 0 0 0 0 0 10
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 21.4
ID 100 0 0 0 0 0 0 0 100
ABS. 91 0 0 0 0 0 0 0 91 0 0 0 0 0 0 0 18
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 27.9
ID 100 0 0 0 0 0 0 0 100
ABS. 87 1 1 1 0 0 0 0 90 3 2 1 0 0 0 0 180
REL 96.6 1.1 1.1 1.1 0.0 0.0 0.0 0.0100.0 3.3 2.2 1.1 0.0 0.0 0.0 0.015.12
ID 96 1 1 2 0 0 0 0 101
Year
ABS. 346 5 2 1 0 0 0 0 354 8 3 1 0 0 0 0 180
REL. 97.7 1.4 0.5 0.2 0.0 0.0 0.0 0.0100.0 2.3 0.8 0.3 0.0 0.0 0.0 0.015.12
ID 97 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