Detailed overview of ambient air pollution valuis from individual stations

1011 - Usti n.L.-Kockov

Year: 1997
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1011 - Usti n.L.-Kockov
Code:CZULCMUNK
Institution:CHMI
Region:Severocesky
District:Usti nad Labem
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 65 71 24 38 25 43 73 81 31 67 73 57 126 212 204 261 213 185 108 97 49 38 82 138 45 17 78 44 22 18 15 83.87 261.19 31.00
2 16 37 133 66 41 31 61 78 79 56 32 38 26 25 14 13 38 44 25 33 28 25 61 44 21 22 21 41 ~ ~ ~ 41.09 133.24 28.00
3 53 30 27 36 68 42 30 42 30 47 54 48 31 36 24 14 18 28 43 23 44 15 20 36 34 52 29 10 8.94 9 14 32.15 67.83 31.00
4 30 32 31 13 22 11 13 17 64 30 15 11 19 20 9 11 20 21 8.46 8.55 18 21 18 34 21 16 24 29 30 17 ~ 21.14 64.26 30.00
5 18 35 19 27 25 20 15 15 21 18 14 18 15 22 18 15 15 17 36 33 27 25 19 8.65 12 28 13 14 17 11 8.55 19.32 36.48 31.00
6 12 14 15 ~ 10 10 11 12 13 14 17 34 19 24 14 16 17 24 16 21 20 20 25 22 22 21 15 12 10 18 ~ 17.13 34.21 29.00
7 29 16 15 16 9 8.51 10 13 11 14 14 16 12 19 19 23 13 12 10 13 16 14 30 24 32 14 18 15 22 15 40 17.20 40.14 31.00
8 19 14 15 42 13 11 15 11 13 9 11 12 23 24 12 11 12 21 14 16 23 26 45 26 22 26 23 18 24 18 25 19.13 45.23 31.00
9 31 22 16 26 31 28 22 23 15 15 22 35 17 19 35 32 54 42 19 16 15 33 37 18 25 34 12 35 60 23 ~ 27.05 59.64 30.00
10 30 14 18 29 27 44 50 41 31 28 21 13 26 19 33 32 51 37 58 77 20 69 45 18 13 17 18 32 116 45 19 35.28 116.11 31.00
11 45 38 13 23 42 64 71 67 47 47 60 36 32 34 48 16 18 12 19 44 111 54 79 46 30 47 50 77 73 69 ~ 47.10 110.97 30.00
12 50 25 31 19 32 34 54 67 98 60 50 33 14 12 17 21 19 30 51 25 51 124 88 64 26 18 25 38 47 44 81 43.47 123.78 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- 33 34- 67 68- 100 101- 150 151- 200 201- 300 301- 400 over 400 33 67 100 150 200 300 400
ABS. 38 33 10 4 1 4 0 0 90 52 19 9 5 4 0 0 261
REL. 42.2 36.6 11.1 4.4 1.1 4.4 0.0 0.0 100.0 57.8 21.1 10.0 5.6 4.4 0.0 0.016.1
ID 42 36 11 8 5 111 0 0 215
ABS. 85 5 0 0 0 0 0 0 90 5 0 0 0 0 0 0 64
REL. 94.4 5.5 0.0 0.0 0.0 0.0 0.0 0.0 100.0 5.6 0.0 0.0 0.0 0.0 0.0 0.0 9.4
ID 94 5 0 0 0 0 0 0 100
ABS. 81 11 0 0 0 0 0 0 92 11 0 0 0 0 0 0 60
REL. 88.0 11.9 0.0 0.0 0.0 0.0 0.0 0.0100.0 12.0 0.0 0.0 0.0 0.0 0.0 0.0 29.9
ID 88 11 0 0 0 0 0 0 100
ABS. 42 36 11 3 0 0 0 0 92 50 14 3 0 0 0 0 124
REL 45.6 39.1 11.9 3.2 0.0 0.0 0.0 0.0100.0 54.3 15.2 3.3 0.0 0.0 0.0 0.022.12
ID 45 39 11 6 0 0 0 0 103
Year
ABS. 246 85 21 7 1 4 0 0 364 118 33 12 5 4 0 0 261
REL. 67.5 23.3 5.7 1.9 0.2 1.0 0.0 0.0100.0 32.4 9.1 3.3 1.4 1.1 0.0 0.0 16.1
ID 67 23 5 3 1 27 0 0 129

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