Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:PM10-PM 10 particulate matter 10
Station:1001 - Chomutov
Code:CZCVCMCHO
Institution:Czech Hydrometeorological Institute
Region:Severocesky
District:Chomutov
IHd: 75
Measure method:radiometry - beta ray absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 35 15 26 28 20 32 59 57 56 38 28 51 47 45 44 21 11 13 16 19 15 61 28 23 29 47 46 54 14 18 11 32.55 60.91 31.00
2 23 27 14 24 27 49 71 15 15 21 15 30 15 17 25 16 22 30 31 39 20 69 27 31 19 21 42 43 20 ~ ~ 28.12 71.32 29.00
3 18 20 18 19 25 24 34 16 ~ ~ 13 30 27 19 12 12 12 25 18 31 40 44 93 102 33 42 11 25 42 16 28 29.18 101.78 29.00
4 30 42 52 30 26 32 32 30 44 55 56 22 25 25 40 30 31 35 38 45 48 56 56 33 33 46 52 67 67 81 ~ 41.89 81.08 30.00
5 57 51 36 59 57 64 77 45 36 41 59 49 31 28 33 46 36 22 27 18 17 19 32 33 34 30 21 17 22 21 23 36.83 77.15 31.00
6 28 36 45 27 28 22 25 30 41 46 46 27 19 35 22 19 20 29 33 35 55 46 16 16 14 15 11 46 19 33 ~ 29.50 55.33 30.00
7 42 26 24 21 19 19 31 15 17 15 23 18 22 18 20 24 20 19 18 20 17 21 21 20 24 25 19 24 27 29 28 22.06 42.08 31.00
8 31 32 21 24 30 31 21 20 17 27 25 36 35 43 37 24 25 25 29 33 31 22 28 29 18 21 28 26 18 22 37 27.22 43.44 31.00
9 29 16 16 15 16 27 33 31 24 24 25 25 24 28 30 19 8.51 26 31 34 20 ~ ~ 36 37 45 58 78 73 63 ~ 31.87 78.21 28.00
10 37 17 29 32 50 18 10 12 17 16 16 20 41 54 56 53 26 17 27 38 45 47 63 19 33 17 17 21 17 43 42 30.75 63.40 31.00
11 20 34 34 18 33 26 23 32 23 27 26 68 55 50 31 50 23 25 44 66 22 44 53 49 15 21 16 28 22 19 ~ 33.22 67.85 30.00
12 13 11 15 28 26 17 16 26 21 17 12 15 19 12 9 27 20 36 61 53 57 52 63 129 93 103 12 21 46 33 38 35.46 129.19 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. 43 36 8 2 0 0 0 0 89 46 10 2 0 0 0 0 102
REL. 48.3 40.4 8.9 2.2 0.0 0.0 0.0 0.0 100.0 51.7 11.2 2.2 0.0 0.0 0.0 0.024.3
ID 48 40 8 4 0 0 0 0 102
ABS. 24 50 15 2 0 0 0 0 91 67 17 2 0 0 0 0 81
REL. 26.3 54.9 16.4 2.1 0.0 0.0 0.0 0.0 100.0 73.6 18.7 2.2 0.0 0.0 0.0 0.0 30.4
ID 26 54 16 4 0 0 0 0 102
ABS. 48 38 3 1 0 0 0 0 90 42 4 1 0 0 0 0 78
REL. 53.3 42.2 3.3 1.1 0.0 0.0 0.0 0.0100.0 46.7 4.4 1.1 0.0 0.0 0.0 0.0 28.9
ID 53 42 3 2 0 0 0 0 101
ABS. 40 34 15 2 1 0 0 0 92 52 18 3 1 0 0 0 129
REL 43.4 36.9 16.3 2.1 1.0 0.0 0.0 0.0100.0 56.5 19.6 3.3 1.1 0.0 0.0 0.024.12
ID 43 36 16 4 5 0 0 0 106
Year
ABS. 155 158 41 7 1 0 0 0 362 207 49 8 1 0 0 0 129
REL. 42.8 43.6 11.3 1.9 0.2 0.0 0.0 0.0100.0 57.2 13.5 2.2 0.3 0.0 0.0 0.024.12
ID 42 43 11 3 1 0 0 0 103

Note:

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