Detailed overview of ambient air pollution valuis from individual stations

487 - Cheb-U hradu

Year: 1997
Pollutant:SPM-suspended particulate matter
Station: 487 - Cheb-U hradu
Code:CZCHHSCHU
Institution:Public Health Service
Region:Zapadocesky
District:Cheb
IHd: 150
Measure method:gravimetry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 57 62 42 21 39 57 58 61 64 56 39 58 91 61 53 95 69 70 69 40 48 44 54 70 60 64 50 31 24 44 30 54.23 95.00 31.00
2 77 30 48 39 21 45 47 58 10 26 39 23 35 41 34 29 45 35 39 17 33 20 29 30 28 23 32 35 ~ ~ ~ 34.57 77.00 28.00
3 57 39 36 35 45 67 61 63 77 68 113 82 70 67 42 36 33 35 46 37 28 24 32 56 77 57 36 23 28 28 36 49.48 113.00 31.00
4 52 52 23 7.00 16 6.00 8.00 37 109 56 40 40 28 44 24 22 26 11 27 21 39 41 36 37 31 34 32 40 34 41 ~ 33.80 109.00 30.00
5 29 29 35 37 30 30 29 34 33 33 28 35 36 34 38 31 35 39 36 35 34 32 30 30 32 31 35 35 35 34 35 33.19 39.00 31.00
6 38 37 36 35 35 36 34 26 38 38 33 34 33 37 33 32 13 35 39 37 34 34 31 34 34 38 38 35 38 37 ~ 34.40 39.00 30.00
7 37 37 36 38 36 36 36 41 32 48 36 38 37 39 34 35 38 37 35 35 35 36 35 36 34 38 38 36 36 34 39 36.71 48.00 31.00
8 14 23 38 33 26 35 30 29 34 23 29 40 31 40 23 42 42 51 49 57 18 37 26 31 49 55 41 35 11 22 22 33.42 57.00 31.00
9 34 43 49 45 20 30 ~ 11 22 19 20 43 37 21 13 48 28 39 21 18 13 34 35 28 24 36 30 31 40 35 ~ 29.90 49.00 29.00
10 18 21 18 22 34 39 42 18 19 12 20 ~ ~ 13 7.00 17 50 54 72 24 38 29 27 25 22 16 22 29 47 51 48 29.45 72.00 29.00
11 69 33 35 58 63 ~ 43 37 24 40 60 41 23 26 49 28 36 29 35 54 72 62 95 33 41 39 50 50 33 36 ~ 44.62 95.00 29.00
12 26 30 19 25 27 29 32 43 46 29 21 ~ ~ 9.00 36 15 22 33 23 36 45 24 19 15 13 9.00 7.00 22 24 9.00 35 24.93 46.00 29.00

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. 56 33 1 0 0 0 0 0 90 34 1 0 0 0 0 0 113
REL. 62.2 36.6 1.1 0.0 0.0 0.0 0.0 0.0 100.0 37.8 1.1 0.0 0.0 0.0 0.0 0.011.3
ID 62 36 1 0 0 0 0 0 100
ABS. 87 3 1 0 0 0 0 0 91 4 1 0 0 0 0 0 109
REL. 95.6 3.2 1.0 0.0 0.0 0.0 0.0 0.0 100.0 4.4 1.1 0.0 0.0 0.0 0.0 0.0 9.4
ID 95 3 1 0 0 0 0 0 100
ABS. 88 3 0 0 0 0 0 0 91 3 0 0 0 0 0 0 57
REL. 96.7 3.2 0.0 0.0 0.0 0.0 0.0 0.0100.0 3.3 0.0 0.0 0.0 0.0 0.0 0.0 20.8
ID 96 3 0 0 0 0 0 0 100
ABS. 76 11 0 0 0 0 0 0 87 11 0 0 0 0 0 0 95
REL 87.3 12.6 0.0 0.0 0.0 0.0 0.0 0.0100.0 12.6 0.0 0.0 0.0 0.0 0.0 0.023.11
ID 87 12 0 0 0 0 0 0 100
Year
ABS. 307 50 2 0 0 0 0 0 359 52 2 0 0 0 0 0 113
REL. 85.5 13.9 0.5 0.0 0.0 0.0 0.0 0.0100.0 14.5 0.6 0.0 0.0 0.0 0.0 0.0 11.3
ID 85 13 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

Detailed overview of ambient air pollution valuis from individual stations - selection station