Detailed overview of ambient air pollution valuis from individual stations

1324 - Plzen-Lochotin

Year: 1997
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1324 - Plzen-Lochotin
Code:CZPMSIPLL
Institution:Infrastructure Management of the Plzeň
Region:Zapadocesky
District:Plzen-mesto
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 65 85 40 46 46 36 49 39 21 28 19 21 118 183 231 248 150 113 66 89 53 42 118 122 61 23 69 49 49 32 29 75.57 248.30 31.00
2 64 53 72 44 38 48 124 55 53 42 21 17 10 28 16 20 48 48 25 20 14 60 61 43 15 15 24 37 ~ ~ ~ 39.77 123.72 28.00
3 64 21 32 50 39 68 37 75 34 96 55 69 45 37 27 22 23 25 22 25 31 22 19 26 40 46 24 13 11 12 32 36.89 95.99 31.00
4 61 78 30 15 16 15 37 54 62 39 22 16 24 26 18 19 31 25 18 24 39 48 55 35 30 27 30 26 22 22 ~ 32.15 78.25 30.00
5 23 19 30 46 42 18 23 18 18 26 25 29 19 28 15 13 10 10 33 20 22 20 18 13 9 15 14 17 17 11 6.86 20.20 45.76 31.00
6 10 21 40 28 10 16 8.28 11 18 14 18 24 17 11 20 20 23 25 21 26 14 16 15 21 27 30 19 16 11 15 ~ 18.88 40.21 30.00
7 23 19 17 25 12 11 19 19 20 16 18 19 17 26 20 18 26 19 10 9 20 31 25 19 19 12 14 31 27 35 23 19.88 34.68 31.00
8 17 24 29 38 19 ~ 17 20 19 12 14 19 41 33 32 16 15 30 28 23 44 48 45 43 54 33 26 16 18 19 26 27.22 54.26 30.00
9 46 16 24 54 55 22 17 18 18 28 50 55 16 37 87 51 73 51 34 19 34 59 107 90 51 100 32 53 67 41 ~ 46.85 107.09 30.00
10 38 16 20 18 44 138 82 29 13 17 15 16 22 26 35 39 65 87 66 51 27 86 52 26 17 13 26 43 80 34 30 41.04 138.26 31.00
11 58 65 46 24 42 55 193 81 34 75 73 42 50 107 31 28 33 20 24 52 64 73 55 42 32 50 77 82 109 53 ~ 59.08 192.93 30.00
12 48 35 49 60 45 31 46 84 103 28 23 21 12 24 15 32 18 21 32 36 57 100 78 27 25 16 37 37 33 132 169 47.59 168.95 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. 36 37 8 5 2 2 0 0 90 54 17 9 4 2 0 0 248
REL. 40.0 41.1 8.8 5.5 2.2 2.2 0.0 0.0 100.0 60.0 18.9 10.0 4.4 2.2 0.0 0.016.1
ID 40 41 8 11 11 55 0 0 167
ABS. 78 12 1 0 0 0 0 0 91 13 1 0 0 0 0 0 78
REL. 85.7 13.1 1.0 0.0 0.0 0.0 0.0 0.0 100.0 14.3 1.1 0.0 0.0 0.0 0.0 0.0 2.4
ID 85 13 1 0 0 0 0 0 100
ABS. 62 23 4 2 0 0 0 0 91 29 6 2 0 0 0 0 107
REL. 68.1 25.2 4.3 2.1 0.0 0.0 0.0 0.0100.0 31.9 6.6 2.2 0.0 0.0 0.0 0.0 23.9
ID 68 25 4 4 0 0 0 0 102
ABS. 38 34 12 6 2 0 0 0 92 54 20 8 2 0 0 0 193
REL 41.3 36.9 13.0 6.5 2.1 0.0 0.0 0.0100.0 58.7 21.7 8.7 2.2 0.0 0.0 0.0 7.11
ID 41 36 13 13 10 0 0 0 115
Year
ABS. 214 106 25 13 4 2 0 0 364 150 44 19 6 2 0 0 248
REL. 58.7 29.1 6.8 3.5 1.0 0.5 0.0 0.0100.0 41.2 12.1 5.2 1.6 0.5 0.0 0.0 16.1
ID 58 29 6 7 5 13 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