Detailed overview of ambient air pollution valuis from individual stations

1064 - Ostrava-Zabreh

Year: 1997
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1064 - Ostrava-Zabreh
Code:CZOSCMZAB
Institution:CHMI
Region:Severomoravsky
District:Ostrava-mesto
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 95 176 107 88 53 184 245 510 539 138 87 69 43 59 57 55 33 23 21 45 128 42 26 88 81 201 119 56 65 38 42 113.27 539.02 31.00
2 34 87 33 38 48 40 27 35 41 45 31 22 19 21 35 38 85 17 33 19 16 22 21 20 11 9 38 19 ~ ~ ~ 32.29 86.61 28.00
3 27 20 49 40 89 45 80 89 76 103 30 65 49 48 27 30 50 27 28 44 47 42 110 45 91 42 37 15 18 18 42 49.11 109.68 31.00
4 86 72 32 23 11 23 47 55 26 29 21 19 27 25 31 38 46 35 44 57 64 73 45 16 34 59 43 16 15 39 ~ 38.42 86.27 30.00
5 ~ 24 26 29 14 10 26 40 16 31 22 53 74 69 39 48 49 40 22 26 19 37 44 26 52 36 31 31 25 26 16 33.45 74.40 30.00
6 34 41 26 67 58 48 29 25 36 45 67 43 26 12 23 48 50 38 56 28 22 17 14 20 35 35 42 ~ ~ ~ ~ 36.46 67.45 27.00
7 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
8 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 77 65 55 30 33 43 51 79 72 75 69 45 31 54 64 53 72 78 29 17 24 53.05 79.43 21.00
9 69 79 79 42 46 25 34 14 12 19 41 25 21 45 53 31 22 26 43 47 72 35 34 58 50 45 36 ~ ~ ~ ~ 40.77 78.68 27.00
10 ~ ~ ~ ~ ~ ~ ~ ~ 18 15 13 29 31 28 38 49 69 18 18 33 115 52 37 37 20 28 44 80 41 115 89 44.18 115.28 23.00
11 34 32 44 142 95 13 19 24 20 109 159 32 48 46 63 56 57 63 101 90 62 138 108 147 193 195 95 127 40 113 ~ 82.11 195.09 30.00
12 89 76 78 54 43 31 27 30 33 23 27 31 30 32 46 74 220 53 ~ ~ ~ ~ 79 26 13 12 14 72 77 31 20 49.70 220.03 27.00

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. 30 35 13 6 2 2 0 2 90 60 25 12 6 4 2 2 539
REL. 33.3 38.8 14.4 6.6 2.2 2.2 0.0 2.2 100.0 66.7 27.8 13.3 6.7 4.4 2.2 2.29.1
ID 33 38 14 13 11 55 0 1388 1555
ABS. 43 37 7 0 0 0 0 0 87 44 7 0 0 0 0 0 86
REL. 49.4 42.5 8.0 0.0 0.0 0.0 0.0 0.0 100.0 50.6 8.0 0.0 0.0 0.0 0.0 0.0 1.4
ID 49 42 8 0 0 0 0 0 100
ABS. 15 22 11 0 0 0 0 0 481 33 11 0 0 0 0 0 79
REL. 31.2 45.8 22.9 0.0 0.0 0.0 0.0 0.0100.0 68.8 22.9 0.0 0.0 0.0 0.0 0.0 18.8
ID 31 45 22 0 0 0 0 0 100
ABS. 32 21 13 10 3 1 0 0 80 48 27 14 4 1 0 0 220
REL 40.0 26.2 16.2 12.5 3.7 1.2 0.0 0.0100.0 60.0 33.7 17.5 5.0 1.2 0.0 0.017.12
ID 40 26 16 25 18 31 0 0 157
Year
ABS. 120 115 44 16 5 3 0 2 305 185 70 26 10 5 2 2 539
REL. 39.3 37.7 14.4 5.2 1.6 0.9 0.0 0.6100.0 60.7 23.0 8.5 3.3 1.6 0.7 0.7 9.1
ID 39 37 14 10 8 24 0 409 544

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