Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:PM10-PM 10 particulate matter 10
Station:1028 - Nepomysl
Code:CZLNCMNEP
Institution:CHMI
Region:Severocesky
District:Louny
IHd: 75
Measure method:radiometry - beta ray absorption
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 47 27 20 9 6.93 ~ ~ 11 16 18 25 18 39 44 31 21 13 20 10 12 13 24 45 52 76 81 65 47 36 28 10 29.84 81.35 29.00
2 58 51 26 27 39 30 44 30 23 43 48 41 36 31 22 23 14 19 44 46 70 143 30 14 8.13 17 24 18 ~ ~ ~ 36.50 142.65 28.00
3 16 15 20 43 11 7.48 13 7.92 9 15 41 36 16 12 17 8.98 17 21 15 15 12 21 44 30 46 65 50 41 52 67 100 28.55 99.59 31.00
4 46 19 17 12 8.71 14 18 17 16 36 15 21 18 25 27 26 32 40 23 27 15 32 41 22 14 19 50 ~ 49 49 ~ 25.80 49.66 29.00
5 42 23 27 18 32 24 25 70 50 63 71 71 55 31 18 26 22 29 32 30 14 11 11 14 13 15 16 25 26 17 16 30.14 71.08 31.00
6 8.23 16 10 14 35 31 30 12 15 10 12 11 9 21 9 13 15 14 16 15 21 30 21 11 31 33 23 14 12 18 ~ 17.66 34.69 30.00
7 11 24 26 15 17 12 10 7.04 22 12 11 10 12 14 15 16 14 14 17 23 31 32 31 21 50 32 26 22 12 10 15 18.84 49.74 31.00
8 24 20 18 20 18 21 25 26 18 21 38 33 22 20 27 34 31 30 35 36 16 15 10 9 14 19 8.65 10 9 11 16 21.21 38.03 31.00
9 17 24 29 24 22 14 16 15 12 16 11 8.98 9 6.76 7.74 12 7.39 10 19 24 16 26 38 52 42 27 19 13 16 28 ~ 19.42 51.88 30.00
10 14 11 20 23 24 17 15 11 14 11 6.44 7.65 12 8.11 12 17 19 9 21 13 15 19 28 8.26 8.19 12 7.24 5.56 8.23 7.59 8.67 13.34 28.03 31.00
11 8.62 20 14 8.53 13 12 14 42 36 15 10 19 31 24 18 21 13 19 24 15 38 78 58 44 55 45 60 51 29 43 ~ 29.27 78.00 30.00
12 43 84 40 23 15 13 13 12 18 68 49 112 9 6.58 16 19 16 27 10 4.09 9 16 25 29 13 8.42 11 60 69 39 39 29.64 111.92 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. 45 30 9 3 1 0 0 0 88 43 13 4 1 0 0 0 143
REL. 51.1 34.0 10.2 3.4 1.1 0.0 0.0 0.0 100.0 48.9 14.8 4.5 1.1 0.0 0.0 0.022.2
ID 51 34 10 6 5 0 0 0 107
ABS. 56 28 6 0 0 0 0 0 90 34 6 0 0 0 0 0 71
REL. 62.2 31.1 6.6 0.0 0.0 0.0 0.0 0.0 100.0 37.8 6.7 0.0 0.0 0.0 0.0 0.0 12.5
ID 62 31 6 0 0 0 0 0 100
ABS. 68 23 1 0 0 0 0 0 92 24 1 0 0 0 0 0 52
REL. 73.9 25.0 1.0 0.0 0.0 0.0 0.0 0.0100.0 26.1 1.1 0.0 0.0 0.0 0.0 0.0 24.9
ID 73 25 1 0 0 0 0 0 100
ABS. 65 17 7 3 0 0 0 0 92 27 10 3 0 0 0 0 112
REL 70.6 18.4 7.6 3.2 0.0 0.0 0.0 0.0100.0 29.3 10.9 3.3 0.0 0.0 0.0 0.012.12
ID 70 18 7 6 0 0 0 0 103
Year
ABS. 234 98 23 6 1 0 0 0 362 128 30 7 1 0 0 0 143
REL. 64.6 27.0 6.3 1.6 0.2 0.0 0.0 0.0100.0 35.4 8.3 1.9 0.3 0.0 0.0 0.0 22.2
ID 64 27 6 3 1 0 0 0 102

Note:

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