Detailed overview of ambient air pollution valuis from individual stations

Year: 1999
Pollutant:PM10-PM 10 particulate matter 10
Station:1013 - Sneznik
Code:CZDCCMSNE
Institution:Czech Hydrometeorological Institute
Region:Severocesky
District:Decin
IHd: 75
Measure method:radiometry - beta ray absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 29 22 22 14 19 24 13 10 10 20 16 17 23 13 13 15 43 36 14 12 8.70 14 16 18 23 13 11 20 6.00 12 27 17.86 42.98 31.00
2 16 9 10 13 11 13 13 16 32 41 32 30 27 29 84 28 13 16 22 18 31 10 13 16 16 32 57 25 ~ ~ ~ 24.06 83.80 28.00
3 16 10 19 42 19 22 25 21 17 24 27 49 82 100 34 42 50 64 52 17 35 22 18 33 40 46 33 14 36 56 67 36.44 99.56 31.00
4 68 44 43 35 70 27 16 15 31 29 26 26 18 16 14 9 15 22 25 25 25 16 20 26 23 26 10 25 28 31 ~ 26.74 70.24 30.00
5 42 16 27 18 28 33 32 27 23 18 12 14 17 17 13 20 28 30 33 27 38 33 22 18 23 24 26 31 27 20 17 24.37 42.07 31.00
6 16 15 13 14 12 8.52 10 13 13 17 16 18 12 15 17 15 17 7.82 20 17 13 9 15 24 27 25 14 11 12 11 ~ 14.94 26.64 30.00
7 19 18 16 22 23 13 12 13 10 22 14 17 20 18 13 23 33 23 24 23 16 16 10 16 16 21 16 15 18 17 21 17.96 32.89 31.00
8 23 29 42 48 39 26 21 16 15 14 10 10 15 20 10 7.01 10 13 10 14 12 8.86 16 21 30 45 38 20 16 17 18 20.39 47.97 31.00
9 9 12 38 28 21 20 17 29 36 42 33 28 33 37 53 38 28 26 44 22 13 15 16 14 14 13 12 13 11 12 ~ 24.24 53.15 30.00
10 11 11 12 10 18 11 12 25 10 10 13 12 18 12 15 14 11 25 23 33 30 32 20 13 23 15 17 23 20 36 15 17.69 36.42 31.00
11 24 22 15 27 45 27 22 9 11 19 17 14 13 8.17 13 33 29 16 20 30 17 18 23 23 38 33 30 29 14 25 ~ 22.14 44.58 30.00
12 16 13 15 17 12 22 16 15 24 24 17 7.68 10 14 12 17 21 9 12 14 18 30 51 44 41 8.84 11 12 13 18 33 18.93 51.19 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. 57 24 6 3 0 0 0 0 90 33 9 3 0 0 0 0 100
REL. 63.3 26.6 6.6 3.3 0.0 0.0 0.0 0.0 100.0 36.7 10.0 3.3 0.0 0.0 0.0 0.014.3
ID 63 26 6 6 0 0 0 0 103
ABS. 60 29 2 0 0 0 0 0 91 31 2 0 0 0 0 0 70
REL. 65.9 31.8 2.1 0.0 0.0 0.0 0.0 0.0 100.0 34.1 2.2 0.0 0.0 0.0 0.0 0.0 5.4
ID 65 31 2 0 0 0 0 0 100
ABS. 69 22 1 0 0 0 0 0 92 23 1 0 0 0 0 0 53
REL. 75.0 23.9 1.0 0.0 0.0 0.0 0.0 0.0100.0 25.0 1.1 0.0 0.0 0.0 0.0 0.0 15.9
ID 75 23 1 0 0 0 0 0 100
ABS. 71 20 1 0 0 0 0 0 92 21 1 0 0 0 0 0 51
REL 77.1 21.7 1.0 0.0 0.0 0.0 0.0 0.0100.0 22.8 1.1 0.0 0.0 0.0 0.0 0.023.12
ID 77 21 1 0 0 0 0 0 100
Year
ABS. 257 95 10 3 0 0 0 0 365 108 13 3 0 0 0 0 100
REL. 70.4 26.0 2.7 0.8 0.0 0.0 0.0 0.0100.0 29.6 3.6 0.8 0.0 0.0 0.0 0.0 14.3
ID 70 26 2 1 0 0 0 0 100

Note:

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