Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:PM10-PM 10 particulate matter 10
Station:1000 - Medenec
Code:CZCVCMMED
Institution:CHMI
Region:Severocesky
District:Chomutov
IHd: 75
Measure method:radiometry - beta ray absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 52 20 12 11 7.07 9 12 7.50 12 16 16 18 35 38 25 8.06 12 23 4.85 13 13 18 38 39 77 83 66 24 21 14 18 24.50 82.90 31.00
2 53 45 19 28 22 29 46 23 12 32 29 23 45 28 20 23 16 10 70 103 91 41 27 7.22 5.93 9 26 14 ~ ~ ~ 32.04 103.02 28.00
3 17 19 20 41 8.15 5.37 10 11 15 21 46 41 14 16 9 10 22 27 16 18 15 16 40 35 62 69 45 34 61 104 117 31.76 116.86 31.00
4 58 19 24 14 10 11 21 16 28 44 15 31 23 24 38 26 44 54 29 41 20 46 45 22 18 34 58 48 45 43 ~ 31.68 58.27 30.00
5 30 23 33 21 33 24 16 36 52 69 68 84 52 41 26 29 21 34 42 42 20 14 17 13 20 27 27 46 44 28 22 33.99 83.68 31.00
6 13 29 14 31 36 55 38 22 24 17 18 16 10 33 10 19 18 14 31 30 33 43 26 20 54 48 42 22 29 23 ~ 27.27 54.68 30.00
7 21 34 36 23 17 16 10 18 21 17 20 6.03 17 17 18 22 16 13 22 42 45 50 42 26 39 53 45 36 17 12 22 25.51 53.04 31.00
8 30 29 28 30 27 28 34 38 25 30 39 33 24 35 27 50 38 35 35 44 19 14 17 11 34 22 5.77 8.47 11 11 14 26.70 49.87 31.00
9 24 39 35 8.68 ~ ~ 18 18 12 18 8.40 10 10 6.07 7.74 15 11 12 32 28 27 41 54 64 36 36 19 8.73 18 35 ~ 23.24 63.78 28.00
10 8.97 9 14 12 16 16 13 13 14 13 7.00 12 16 8.02 22 21 25 12 31 16 20 20 25 10 8.98 11 9 6.89 10 7.50 8.10 14.09 31.18 31.00
11 12 17 12 8.71 18 16 25 35 15 15 14 26 28 16 28 23 23 17 30 24 46 78 38 39 25 42 28 53 24 50 ~ 27.56 78.45 30.00
12 36 61 29 24 15 17 19 16 17 62 70 21 17 10 13 14 5.40 19 13 11 15 17 23 31 16 7.98 10 43 41 27 19 23.74 70.22 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. 54 23 7 5 1 0 0 0 90 36 13 6 1 0 0 0 117
REL. 60.0 25.5 7.7 5.5 1.1 0.0 0.0 0.0 100.0 40.0 14.4 6.7 1.1 0.0 0.0 0.031.3
ID 60 25 7 11 5 0 0 0 110
ABS. 39 42 9 1 0 0 0 0 91 52 10 1 0 0 0 0 84
REL. 42.8 46.1 9.8 1.0 0.0 0.0 0.0 0.0 100.0 57.1 11.0 1.1 0.0 0.0 0.0 0.0 12.5
ID 42 46 9 2 0 0 0 0 101
ABS. 49 37 4 0 0 0 0 0 90 41 4 0 0 0 0 0 64
REL. 54.4 41.1 4.4 0.0 0.0 0.0 0.0 0.0100.0 45.6 4.4 0.0 0.0 0.0 0.0 0.0 24.9
ID 54 41 4 0 0 0 0 0 100
ABS. 65 21 5 1 0 0 0 0 92 27 6 1 0 0 0 0 78
REL 70.6 22.8 5.4 1.0 0.0 0.0 0.0 0.0100.0 29.3 6.5 1.1 0.0 0.0 0.0 0.022.11
ID 70 22 5 2 0 0 0 0 101
Year
ABS. 207 123 25 7 1 0 0 0 363 156 33 8 1 0 0 0 117
REL. 57.0 33.8 6.8 1.9 0.2 0.0 0.0 0.0100.0 43.0 9.1 2.2 0.3 0.0 0.0 0.0 31.3
ID 57 33 6 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