Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:PM10-PM 10 particulate matter 10
Station: 778 - Pha7-Vystaviste
Code:CZ07CMVYS
Institution:CHMI
Region:Hlavni mesto Praha
District:Praha 7
IHd: 75
Measure method:radiometry - beta ray absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 24 18 13 25 6.53 9 11 10 7.57 27 20 13 14 25 27 15 ~ ~ ~ 15 17 23 27 43 55 77 85 42 35 26 25 26.28 85.16 28.00
2 39 35 21 43 52 40 31 22 18 32 39 24 27 21 17 21 23 25 34 44 52 67 25 16 16 19 21 16 ~ ~ ~ 30.00 66.79 28.00
3 17 12 12 40 15 14 11 36 11 27 27 25 15 15 26 16 9 16 11 12 13 16 32 25 31 42 30 38 34 40 36 22.64 41.99 31.00
4 34 24 13 14 13 26 22 21 28 23 13 16 17 23 26 17 18 31 19 22 19 41 77 66 62 64 77 59 86 116 ~ 36.20 116.35 30.00
5 97 65 60 66 53 43 65 78 88 76 75 53 114 99 92 90 67 61 44 26 16 15 17 12 13 14 20 45 24 18 11 52.19 113.80 31.00
6 7.43 16 13 14 16 25 40 12 16 13 14 20 8.91 31 12 14 14 13 6.00 21 21 16 22 11 22 26 14 12 12 10 ~ 16.47 40.38 30.00
7 11 13 23 8.02 12 4.11 9 5.41 11 8.63 13 8.81 11 12 14 17 6.21 7.68 13 14 17 10 21 24 22 18 17 12 7.45 11 13 12.69 24.09 31.00
8 16 15 13 18 19 17 20 18 18 16 18 60 27 16 20 24 25 26 21 24 23 17 10 13 13 20 13 8.73 13 13 14 19.01 59.85 31.00
9 13 17 20 10 16 8.89 13 11 8.75 13 13 6.48 10 10 7.20 11 13 14 13 14 15 19 26 41 22 27 16 12 8.97 27 ~ 15.24 40.96 30.00
10 18 21 24 23 33 23 26 11 12 12 10 16 16 19 19 32 29 17 39 24 26 30 26 14 13 14 11 12 10 11 12 19.44 39.06 31.00
11 12 16 13 13 21 17 26 28 21 25 11 25 36 24 18 31 18 23 34 24 38 54 48 69 37 34 43 60 44 48 ~ 30.33 68.72 30.00
12 41 66 48 25 41 52 31 26 33 92 71 77 18 18 19 17 28 29 13 23 17 27 29 33 17 17 11 47 59 37 28 35.11 91.63 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- 25 26- 50 51- 75 76- 113 114- 150 151- 225 226- 300 over 300 25 50 75 113 150 225 300
ABS. 46 35 4 2 0 0 0 0 87 41 6 2 0 0 0 0 85
REL. 52.8 40.2 4.5 2.2 0.0 0.0 0.0 0.0 100.0 47.1 6.9 2.3 0.0 0.0 0.0 0.027.1
ID 52 40 4 4 0 0 0 0 102
ABS. 53 13 12 11 2 0 0 0 91 38 25 13 2 0 0 0 116
REL. 58.2 14.2 13.1 12.0 2.1 0.0 0.0 0.0 100.0 41.8 27.5 14.3 2.2 0.0 0.0 0.0 30.4
ID 58 14 13 24 10 0 0 0 120
ABS. 85 6 1 0 0 0 0 0 92 7 1 0 0 0 0 0 60
REL. 92.3 6.5 1.0 0.0 0.0 0.0 0.0 0.0100.0 7.6 1.1 0.0 0.0 0.0 0.0 0.0 12.8
ID 92 6 1 0 0 0 0 0 100
ABS. 48 35 7 2 0 0 0 0 92 44 9 2 0 0 0 0 92
REL 52.1 38.0 7.6 2.1 0.0 0.0 0.0 0.0100.0 47.8 9.8 2.2 0.0 0.0 0.0 0.010.12
ID 52 38 7 4 0 0 0 0 102
Year
ABS. 232 89 24 15 2 0 0 0 362 130 41 17 2 0 0 0 116
REL. 64.0 24.5 6.6 4.1 0.5 0.0 0.0 0.0100.0 35.9 11.3 4.7 0.6 0.0 0.0 0.0 30.4
ID 64 24 6 8 2 0 0 0 106

Note:

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