Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:PM10-PM 10 particulate matter 10
Station: 804 - Pha10-Pocernicka
Code:CZ10CMPOC
Institution:CHMI
Region:Hlavni mesto Praha
District:Praha 10
IHd: 75
Measure method:radiometry - beta ray absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 38 25 13 11 19 14 14 12 14 62 53 24 34 50 44 22 16 29 19 29 17 26 37 56 70 132 164 63 84 35 137 43.97 164.06 31.00
2 50 54 46 77 71 60 39 31 42 127 72 39 38 31 44 155 20 31 70 184 73 96 42 27 34 27 24 25 ~ ~ ~ 58.17 183.92 28.00
3 22 17 55 117 22 7.51 12 10 26 30 76 71 54 15 33 18 18 26 30 25 26 26 41 46 71 67 67 53 40 70 192 44.61 192.47 31.00
4 126 45 20 33 62 59 62 118 58 31 32 23 56 34 36 42 34 33 15 ~ ~ ~ 50 25 34 79 ~ 88 156 133 ~ 57.05 155.84 26.00
5 93 18 28 30 38 34 31 43 76 57 67 55 60 63 52 28 21 30 56 113 18 31 26 30 36 ~ 24 ~ 32 17 ~ 43.16 113.01 28.00
6 ~ 32 21 28 38 32 28 19 24 23 21 20 23 26 18 22 23 23 23 35 30 33 32 21 34 38 24 20 21 29 ~ 26.29 37.99 29.00
7 39 29 35 21 22 18 23 17 23 19 21 14 22 19 20 23 19 18 23 25 34 29 33 35 32 34 34 20 21 20 26 24.74 39.42 31.00
8 27 24 30 29 27 28 28 30 28 31 30 43 32 31 33 39 41 47 32 40 28 25 20 18 21 31 22 20 19 25 22 29.07 46.96 31.00
9 24 28 35 26 24 19 27 25 19 23 21 17 18 19 20 24 24 29 31 29 32 38 49 56 41 50 35 32 32 39 ~ 29.57 56.50 30.00
10 32 30 36 39 53 50 59 40 44 21 28 29 37 25 30 57 31 31 64 51 43 44 41 ~ ~ 30 37 32 34 31 30 38.20 63.82 29.00
11 30 40 28 32 32 30 57 50 40 44 29 37 56 44 41 53 35 38 52 35 54 78 93 89 55 54 77 99 58 69 ~ 51.12 99.45 30.00
12 47 98 79 66 64 45 30 30 64 97 90 94 24 31 45 29 39 41 27 33 29 35 53 50 30 22 21 73 96 51 40 50.76 98.11 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. 25 32 21 4 4 4 0 0 90 65 33 12 8 4 0 0 192
REL. 27.7 35.5 23.3 4.4 4.4 4.4 0.0 0.0 100.0 72.2 36.7 13.3 8.9 4.4 0.0 0.031.3
ID 27 35 23 8 22 111 0 0 228
ABS. 25 37 12 4 4 1 0 0 83 58 21 9 5 1 0 0 156
REL. 30.1 44.5 14.4 4.8 4.8 1.2 0.0 0.0 100.0 69.9 25.3 10.8 6.0 1.2 0.0 0.0 29.4
ID 30 44 14 9 24 30 0 0 153
ABS. 43 48 1 0 0 0 0 0 92 49 1 0 0 0 0 0 56
REL. 46.7 52.1 1.0 0.0 0.0 0.0 0.0 0.0100.0 53.3 1.1 0.0 0.0 0.0 0.0 0.0 24.9
ID 46 52 1 0 0 0 0 0 100
ABS. 4 55 20 11 0 0 0 0 90 86 31 11 0 0 0 0 99
REL 4.4 61.1 22.2 12.2 0.0 0.0 0.0 0.0100.0 95.6 34.4 12.2 0.0 0.0 0.0 0.028.11
ID 4 61 22 24 0 0 0 0 112
Year
ABS. 97 172 54 19 8 5 0 0 355 258 86 32 13 5 0 0 192
REL. 27.3 48.4 15.2 5.3 2.2 1.4 0.0 0.0100.0 72.7 24.2 9.0 3.7 1.4 0.0 0.0 31.3
ID 27 48 15 10 11 35 0 0 148

Note:

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