Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:PM10-PM 10 particulate matter 10
Station:1012 - Usti n.L.-mesto
Code:CZULCMUNM
Institution:CHMI
Region:Severocesky
District:Usti nad Labem
IHd: 75
Measure method:radiometry - beta ray absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 54 37 37 24 18 22 43 17 20 71 31 34 32 29 38 85 22 30 32 28 20 28 22 32 48 71 77 74 36 37 78 39.45 84.73 31.00
2 60 78 43 61 134 162 57 32 63 103 120 37 31 32 45 80 49 55 68 69 82 55 34 55 17 26 43 41 ~ ~ ~ 61.82 161.88 28.00
3 24 29 24 63 31 17 17 10 32 29 42 31 23 20 32 19 24 22 25 11 9 25 28 31 43 52 83 37 43 44 63 31.77 83.13 31.00
4 64 36 21 19 21 26 25 22 38 29 27 25 27 34 33 38 41 22 27 35 54 25 65 26 25 34 51 38 35 36 ~ 33.30 64.66 30.00
5 43 18 19 22 13 24 25 41 44 76 86 78 94 59 41 52 53 41 50 26 18 16 20 25 ~ 33 33 40 45 36 31 40.03 93.77 30.00
6 20 37 49 ~ ~ ~ 46 31 25 30 20 13 8.52 16 19 19 12 13 13 23 32 24 18 14 15 28 21 12 18 30 ~ 22.43 48.55 27.00
7 19 18 18 13 13 13 13 14 16 17 15 17 18 15 21 23 15 16 17 16 18 20 17 16 13 13 19 17 15 13 15 16.26 23.21 31.00
8 17 17 16 15 16 15 16 15 14 17 21 23 13 9 11 12 13 13 7.74 13 10 6.45 4.99 6.68 5.89 8.22 5.67 4.40 4.44 4.47 5.69 11.63 23.14 31.00
9 4.30 8.94 11 5.67 6.72 5.08 6.57 7.28 5.96 5.92 5.16 4.67 3.78 3.29 6.09 5.06 7.51 7.44 6.89 5.78 13 16 21 32 34 24 31 18 16 21 ~ 11.60 34.05 30.00
10 11 8.70 13 14 15 19 20 8.18 16 7.97 16 15 19 28 18 23 18 14 26 21 21 20 23 13 13 17 15 11 8.62 2.15 ~ 15.81 28.47 30.00
11 ~ 27 23 14 18 9 24 49 28 34 17 20 37 65 42 19 5.72 12 12 11 11 50 64 45 22 19 44 56 20 18 ~ 28.09 64.93 29.00
12 14 33 38 18 11 6.92 9 14 43 91 39 72 22 43 57 17 47 60 23 6.52 14 30 33 31 22 15 12 30 43 26 18 30.24 90.79 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. 21 42 16 8 2 1 0 0 90 69 27 11 3 1 0 0 162
REL. 23.3 46.6 17.7 8.8 2.2 1.1 0.0 0.0 100.0 76.7 30.0 12.2 3.3 1.1 0.0 0.06.2
ID 23 46 17 17 11 27 0 0 144
ABS. 33 42 8 4 0 0 0 0 87 54 12 4 0 0 0 0 94
REL. 37.9 48.2 9.1 4.5 0.0 0.0 0.0 0.0 100.0 62.1 13.8 4.6 0.0 0.0 0.0 0.0 13.5
ID 37 48 9 9 0 0 0 0 104
ABS. 89 3 0 0 0 0 0 0 92 3 0 0 0 0 0 0 34
REL. 96.7 3.2 0.0 0.0 0.0 0.0 0.0 0.0100.0 3.3 0.0 0.0 0.0 0.0 0.0 0.0 25.9
ID 96 3 0 0 0 0 0 0 100
ABS. 60 22 7 1 0 0 0 0 90 30 8 1 0 0 0 0 91
REL 66.6 24.4 7.7 1.1 0.0 0.0 0.0 0.0100.0 33.3 8.9 1.1 0.0 0.0 0.0 0.010.12
ID 66 24 7 2 0 0 0 0 101
Year
ABS. 203 109 31 13 2 1 0 0 359 156 47 16 3 1 0 0 162
REL. 56.5 30.3 8.6 3.6 0.5 0.2 0.0 0.0100.0 43.5 13.1 4.5 0.8 0.3 0.0 0.0 6.2
ID 56 30 8 7 2 6 0 0 112

Note:

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