Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:PM10-PM 10 particulate matter 10
Station: 775 - Pha5-Mlynarka
Code:CZ05CMMLY
Institution:CHMI
Region:Hlavni mesto Praha
District:Praha 5
IHd: 75
Measure method:radiometry - beta ray absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 32 17 22 10 17 11 15 10 7.12 28 28 8.75 11 26 34 16 12 29 11 17 17 21 28 39 52 89 111 54 49 27 47 28.94 111.23 31.00
2 40 42 36 62 76 66 29 28 27 140 268 61 29 25 55 103 37 42 113 108 57 79 33 65 57 45 83 42 ~ ~ ~ 65.97 267.89 28.00
3 63 38 80 259 69 10 12 26 75 44 88 112 94 13 18 23 13 20 56 113 92 40 87 140 103 124 107 55 114 135 149 76.51 259.33 31.00
4 105 78 41 84 76 129 119 216 90 62 61 54 115 110 63 88 61 53 36 88 58 118 96 76 80 129 331 115 166 162 ~ 101.97 331.00 30.00
5 155 52 32 58 59 66 72 176 204 169 291 122 218 153 86 61 77 55 103 74 20 53 30 23 33 22 20 43 59 45 15 85.30 291.10 31.00
6 21 22 27 62 70 58 59 20 44 34 13 24 17 24 35 50 37 25 22 37 31 35 39 15 39 41 30 19 33 27 ~ 33.67 70.02 30.00
7 21 55 39 13 11 12 19 23 27 23 22 12 42 30 28 25 13 17 23 26 43 27 33 33 29 26 31 30 31 34 34 26.95 54.95 31.00
8 30 18 23 30 37 35 63 40 55 41 46 71 25 30 29 37 53 64 42 58 53 28 17 28 26 47 34 21 24 24 34 37.61 70.79 31.00
9 34 44 26 17 16 23 30 42 15 22 12 13 12 18 11 18 19 24 24 30 29 35 51 55 39 36 30 23 21 34 ~ 26.86 54.84 30.00
10 20 22 21 24 27 32 90 29 25 32 16 35 63 28 34 50 31 24 41 30 51 33 75 29 21 28 27 34 19 18 19 33.10 90.25 31.00
11 15 32 17 16 43 34 46 46 34 23 22 42 31 32 36 38 26 36 37 32 36 53 69 94 45 38 57 86 41 44 ~ 40.02 93.95 30.00
12 38 53 53 31 52 44 56 48 46 126 83 93 25 24 46 28 57 72 17 15 26 30 37 30 24 23 6.79 31 42 22 17 41.84 126.42 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. 24 27 13 16 8 0 2 0 90 66 39 26 10 2 2 0 268
REL. 26.6 30.0 14.4 17.7 8.8 0.0 2.2 0.0 100.0 73.3 43.3 28.9 11.1 2.2 2.2 0.011.2
ID 26 30 14 35 44 0 277 0 428
ABS. 15 23 21 14 7 9 1 1 91 76 53 32 18 11 2 1 331
REL. 16.4 25.2 23.0 15.3 7.6 9.8 1.0 1.0 100.0 83.5 58.2 35.2 19.8 12.1 2.2 1.1 27.4
ID 16 25 23 30 38 247 137 686 1205
ABS. 34 48 10 0 0 0 0 0 92 58 10 0 0 0 0 0 71
REL. 36.9 52.1 10.8 0.0 0.0 0.0 0.0 0.0100.0 63.0 10.9 0.0 0.0 0.0 0.0 0.0 12.8
ID 36 52 10 0 0 0 0 0 100
ABS. 24 49 12 6 1 0 0 0 92 68 19 7 1 0 0 0 126
REL 26.0 53.2 13.0 6.5 1.0 0.0 0.0 0.0100.0 73.9 20.7 7.6 1.1 0.0 0.0 0.010.12
ID 26 53 13 13 5 0 0 0 110
Year
ABS. 97 147 56 36 16 9 3 1 365 268 121 65 29 13 4 1 331
REL. 26.5 40.2 15.3 9.8 4.3 2.4 0.8 0.2100.0 73.4 33.2 17.8 7.9 3.6 1.1 0.3 27.4
ID 26 40 15 19 21 61 102 171 459

Note:

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