Detailed overview of ambient air pollution valuis from individual stations

517 - Karvina-OHS

Year: 1997
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station: 517 - Karvina-OHS
Code:CZKAHSKOH
Institution:Public Health Service
Region:Severomoravsky
District:Karvina
IHd: 100
Measure method:trithanolamine spectophotometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 ~ 175 ~ ~ ~ 210 236 74 79 40 ~ ~ 32 44 42 39 21 ~ ~ 31 ~ 32 30 62 ~ ~ 20 24 27 27 38 64.15 236.00 20.00
2 ~ ~ 31 ~ 35 35 24 ~ ~ 28 34 26 36 28 ~ ~ 33 35 4.00 32 46 ~ ~ 40 24 16 32 24 ~ ~ ~ 29.63 46.00 19.00
3 ~ ~ 40 25 41 45 41 ~ ~ 15 30 64 41 16 ~ ~ 45 38 37 22 35 ~ ~ 54 34 20 35 20 ~ ~ ~ 34.90 64.00 20.00
4 48 43 40 21 ~ ~ 30 46 31 30 25 ~ ~ 28 25 19 27 25 ~ ~ 23 14 ~ 17 10 ~ ~ 25 16 19 ~ 26.76 48.00 21.00
5 ~ 18 ~ ~ 19 12 19 ~ 15 ~ ~ 14 20 16 17 28 ~ ~ 19 16 23 27 15 ~ ~ 19 27 25 23 29 ~ 20.05 29.00 20.00
6 ~ 26 27 26 31 20 ~ ~ 25 22 27 27 37 ~ ~ 29 31 31 21 24 ~ ~ 28 ~ 24 29 26 ~ ~ 24 ~ 26.75 37.00 20.00
7 31 26 28 32 ~ ~ 27 17 ~ 16 29 ~ ~ 27 29 32 34 28 ~ ~ 20 ~ 20 31 40 ~ ~ 29 35 40 40 29.10 40.00 21.00
8 32 ~ ~ 37 43 38 39 35 ~ ~ 29 27 28 30 47 ~ ~ 22 17 15 27 38 ~ ~ 24 30 23 26 30 ~ ~ 30.33 47.00 21.00
9 32 27 35 19 31 ~ ~ 24 25 31 35 37 ~ ~ 50 37 42 40 16 ~ ~ 42 37 39 ~ 16 ~ ~ 35 48 ~ 33.24 50.00 21.00
10 39 ~ ~ ~ ~ 58 45 47 39 30 ~ ~ 34 22 32 42 48 ~ ~ 27 47 25 31 24 ~ ~ 35 ~ 46 32 13 35.80 58.00 20.00
11 ~ ~ 54 17 30 17 28 ~ ~ 28 32 38 22 33 ~ ~ 17 18 12 27 36 ~ ~ 31 ~ 76 117 75 ~ ~ ~ 37.26 117.00 19.00
12 30 28 17 22 19 ~ ~ 24 22 19 21 29 ~ ~ 20 25 35 43 55 ~ ~ 27 40 ~ ~ ~ ~ ~ 32 26 ~ 28.11 55.00 19.00

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- 33 34- 67 68- 100 101- 150 151- 200 201- 300 301- 400 over 400 33 67 100 150 200 300 400
ABS. 28 26 2 0 1 2 0 0 591 31 5 3 3 2 0 0 236
REL. 47.4 44.0 3.3 0.0 1.6 3.3 0.0 0.0 100.0 52.5 8.5 5.1 5.1 3.4 0.0 0.07.1
ID 47 44 3 0 8 84 0 0 188
ABS. 56 5 0 0 0 0 0 0 61 5 0 0 0 0 0 0 48
REL. 91.8 8.1 0.0 0.0 0.0 0.0 0.0 0.0 100.0 8.2 0.0 0.0 0.0 0.0 0.0 0.0 1.4
ID 91 8 0 0 0 0 0 0 100
ABS. 39 24 0 0 0 0 0 0 63 24 0 0 0 0 0 0 50
REL. 61.9 38.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 38.1 0.0 0.0 0.0 0.0 0.0 0.0 15.9
ID 61 38 0 0 0 0 0 0 100
ABS. 37 18 2 1 0 0 0 0 581 21 3 1 0 0 0 0 117
REL 63.7 31.0 3.4 1.7 0.0 0.0 0.0 0.0100.0 36.2 5.2 1.7 0.0 0.0 0.0 0.027.11
ID 63 31 3 3 0 0 0 0 101
Year
ABS. 160 73 4 1 1 2 0 0 241 81 8 4 3 2 0 0 236
REL. 66.3 30.2 1.6 0.4 0.4 0.8 0.0 0.0100.0 33.6 3.3 1.7 1.2 0.8 0.0 0.0 7.1
ID 66 30 1 2 20 0 0 121

Note:

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

Detailed overview of ambient air pollution valuis from individual stations - selection station