Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1007 - Krupka
Code:CZTPCMKRU
Institution:CHMI
Region:Severocesky
District:Teplice
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 64 56 29 17 19 19 35 9 13 37 64 177 104 149 96 52 20 39 29 15 15 15 16 30 18 34 79 56 33 35 10 44.63 176.82 31.00
2 25 80 27 79 65 39 48 26 90 65 62 17 18 17 17 28 13 36 47 59 63 57 19 ~ ~ ~ ~ ~ ~ ~ ~ 43.38 89.80 23.00
3 ~ ~ 43 24 12 34 15 7.18 10 9 16 32 13 6.16 15 13 12 12 8.48 7.11 7.26 8.57 8.51 10 14 25 36 19 23 24 74 18.57 73.71 29.00
4 53 26 33 26 22 36 25 15 32 16 13 9 8.72 22 21 28 17 10 11 40 24 17 18 25 28 17 16 19 14 15 ~ 21.96 53.26 30.00
5 13 18 14 17 17 29 30 26 13 14 14 14 13 12 13 12 11 12 13 13 10 11 11 13 28 40 38 17 20 29 32 18.27 39.78 31.00
6 17 35 20 20 14 15 16 21 40 36 17 11 5.48 18 23 16 14 13 17 12 22 13 12 12 16 16 28 13 17 24 ~ 18.48 40.02 30.00
7 19 13 17 9 8.75 13 10 8.06 13 18 12 20 18 12 15 20 22 15 17 27 15 22 23 16 11 14 23 15 25 20 17 16.48 26.61 31.00
8 15 21 11 28 13 13 21 22 10 21 35 29 15 21 27 24 24 ~ 28 30 32 11 19 15 14 21 11 13 10 13 14 19.37 34.55 30.00
9 25 21 20 20 17 24 24 44 30 27 24 14 19 33 17 18 20 11 13 8.09 8.81 10 16 20 46 68 32 32 15 16 ~ 23.12 68.06 30.00
10 13 14 16 24 15 16 21 41 47 ~ ~ ~ 25 45 24 41 29 12 29 20 50 61 37 27 16 14 32 16 17 15 18 26.24 61.45 28.00
11 12 21 32 26 27 20 41 67 52 31 12 41 51 34 19 15 12 14 15 11 16 27 22 86 73 70 87 79 26 21 ~ 35.27 86.68 30.00
12 18 35 36 43 15 10 14 13 54 76 62 135 21 27 43 16 49 102 32 12 10 24 49 54 39 29 30 33 46 22 15 37.49 135.07 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. 51 23 6 2 1 0 0 0 83 32 9 3 1 0 0 0 177
REL. 61.4 27.7 7.2 2.4 1.2 0.0 0.0 0.0 100.0 38.6 10.8 3.6 1.2 0.0 0.0 0.012.1
ID 61 27 7 4 6 0 0 0 107
ABS. 83 8 0 0 0 0 0 0 91 8 0 0 0 0 0 0 53
REL. 91.2 8.7 0.0 0.0 0.0 0.0 0.0 0.0 100.0 8.8 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. 87 3 1 0 0 0 0 0 91 4 1 0 0 0 0 0 68
REL. 95.6 3.2 1.0 0.0 0.0 0.0 0.0 0.0100.0 4.4 1.1 0.0 0.0 0.0 0.0 0.0 26.9
ID 95 3 1 0 0 0 0 0 100
ABS. 57 23 7 2 0 0 0 0 89 32 9 2 0 0 0 0 135
REL 64.0 25.8 7.8 2.2 0.0 0.0 0.0 0.0100.0 36.0 10.1 2.2 0.0 0.0 0.0 0.012.12
ID 64 25 7 4 0 0 0 0 102
Year
ABS. 278 57 14 4 1 0 0 0 354 76 19 5 1 0 0 0 177
REL. 78.5 16.1 3.9 1.1 0.2 0.0 0.0 0.0100.0 21.5 5.4 1.4 0.3 0.0 0.0 0.0 12.1
ID 78 16 3 2 1 0 0 0 102

Note:

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