Detailed overview of ambient air pollution valuis from individual stations

Year: 2001
Pollutant:PM10-PM 10 particulate matter 10
Station:1001 - Chomutov
Code:CZCVCMCHO
Institution:Czech Hydrometeorological Institute
Region:Ustecky
District:Chomutov
IHd: 70
Measure method:radiometry - beta ray absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 45 51 42 21 29 25 34 30 19 51 41 21 36 70 54 81 49 62 70 70 52 44 46 31 34 32 20 17 27 26 16 40.18 81.17 31.00
2 20 38 76 108 28 23 70 37 23 28 68 62 17 27 51 76 57 21 25 20 17 14 33 30 40 34 63 57 ~ ~ ~ 41.55 107.63 28.00
3 58 45 61 36 36 49 65 54 43 25 21 12 29 27 23 74 40 32 21 33 36 36 28 32 38 29 36 47 56 34 58 39.13 73.77 31.00
4 53 112 55 39 35 19 18 22 117 28 38 40 20 31 11 16 21 60 66 46 31 34 111 104 83 46 40 32 56 144 ~ 50.87 143.88 30.00
5 153 128 126 87 14 15 20 40 95 150 128 64 37 105 35 65 84 29 49 53 75 71 73 63 49 46 69 30 55 40 44 67.44 152.81 31.00
6 43 32 35 28 45 47 44 41 46 33 27 39 53 51 61 33 27 34 41 33 43 28 40 36 52 48 ~ 48 44 53 ~ 40.79 60.56 29.00
7 36 34 57 93 44 72 62 26 25 30 30 29 30 55 31 15 21 21 22 26 29 36 38 37 37 38 45 46 43 35 53 38.60 93.31 31.00
8 28 37 40 18 21 21 24 29 23 29 25 36 38 58 62 58 31 46 36 29 26 43 54 54 64 51 42 29 26 35 39 37.12 63.65 31.00
9 40 21 22 18 23 26 25 17 14 16 23 11 22 21 28 29 29 26 42 19 22 31 42 22 30 22 38 31 50 41 ~ 26.67 50.17 30.00
10 30 28 29 20 55 67 61 40 30 36 34 36 63 73 62 43 ~ 63 81 69 32 33 56 36 44 57 60 45 36 45 32 46.42 80.70 30.00
11 20 24 34 44 23 33 33 22 26 32 71 97 40 37 49 41 51 47 31 32 50 29 34 25 45 55 53 26 31 52 ~ 39.64 97.04 30.00
12 49 32 31 39 65 33 44 43 55 57 19 43 145 79 69 34 26 30 33 81 59 53 86 68 22 38 30 22 31 36 44 48.28 144.65 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- 23 24- 47 48- 70 71- 105 106- 140 141- 210 211- 280 over 280 23 47 70 105 140 210 280
ABS. 16 45 24 4 1 0 0 0 90 74 29 5 1 0 0 0 108
REL. 17.7 50.0 26.6 4.4 1.1 0.0 0.0 0.0 100.0 82.2 32.2 5.6 1.1 0.0 0.0 0.04.2
ID 17 50 26 8 5 0 0 0 108
ABS. 10 41 21 8 7 3 0 0 90 80 39 18 10 3 0 0 153
REL. 11.1 45.5 23.3 8.8 7.7 3.3 0.0 0.0 100.0 88.9 43.3 20.0 11.1 3.3 0.0 0.0 1.5
ID 11 45 23 17 38 83 0 0 220
ABS. 23 55 12 2 0 0 0 0 92 69 14 2 0 0 0 0 93
REL. 25.0 59.7 13.0 2.1 0.0 0.0 0.0 0.0100.0 75.0 15.2 2.2 0.0 0.0 0.0 0.0 4.7
ID 25 59 13 4 0 0 0 0 102
ABS. 7 51 25 7 0 1 0 0 91 84 33 8 1 1 0 0 145
REL 7.6 56.0 27.4 7.6 0.0 1.0 0.0 0.0100.0 92.3 36.3 8.8 1.1 1.1 0.0 0.013.12
ID 7 56 27 15 0 27 0 0 134
Year
ABS. 56 192 82 21 8 4 0 0 363 307 115 33 12 4 0 0 153
REL. 15.4 52.8 22.5 5.7 2.2 1.1 0.0 0.0100.0 84.6 31.7 9.1 3.3 1.1 0.0 0.0 1.5
ID 15 52 22 11 11 27 0 0 141

Note:

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