Detailed overview of ambient air pollution valuis from individual stations

1322 - Plzen-Slovany

Year: 1997
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1322 - Plzen-Slovany
Code:CZPMSIPSL
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 ~ 77 46 43 43 42 61 49 41 37 34 25 87 252 191 269 142 94 52 90 60 34 122 141 59 22 52 53 65 54 40 79.21 269.47 30.00
2 49 60 66 39 41 43 70 53 77 82 28 25 20 33 27 26 37 36 30 27 30 35 44 47 23 25 32 39 ~ ~ ~ 40.81 82.11 28.00
3 60 32 54 44 52 86 66 62 67 103 95 83 67 51 35 37 40 38 40 36 51 32 27 47 67 57 ~ 36 44 46 71 54.21 103.16 30.00
4 109 101 66 46 33 48 67 76 82 65 42 37 47 52 37 43 62 54 35 27 48 52 46 55 45 37 47 37 53 59 ~ 53.63 108.90 30.00
5 68 62 61 96 86 44 116 59 38 50 61 82 92 152 117 138 105 68 151 86 110 92 103 76 38 57 46 77 58 61 ~ 81.66 151.62 30.00
6 55 80 117 106 ~ 124 106 111 168 144 120 184 220 126 181 137 180 189 97 106 73 82 62 94 111 120 113 175 120 ~ ~ 125.13 220.08 28.00
7 112 93 111 146 108 59 98 93 84 88 105 84 93 92 ~ 146 119 101 74 54 128 152 128 124 96 86 109 94 111 101 90 102.70 152.21 30.00
8 46 44 56 91 55 45 33 21 14 24 26 32 35 34 30 16 17 ~ 30 42 44 35 36 38 59 37 43 25 32 ~ ~ 37.20 90.57 28.00
9 46 35 32 38 31 23 23 26 30 35 ~ 50 18 31 68 90 67 55 54 33 ~ 76 94 91 73 62 41 54 62 63 ~ 50.08 94.47 28.00
10 42 28 29 21 30 116 86 35 ~ 15 9 20 32 46 71 83 95 86 81 74 82 84 70 46 26 27 80 82 119 80 84 59.34 119.22 30.00
11 91 85 110 72 98 109 194 114 ~ 117 135 83 81 128 50 53 66 51 69 105 97 113 83 59 57 74 92 76 82 60 ~ 89.80 193.66 29.00
12 76 56 59 97 74 35 43 112 173 27 21 27 12 32 25 53 32 34 79 65 103 145 119 40 15 11 ~ ~ 33 105 193 65.35 192.79 29.00

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. 17 50 14 4 1 2 0 0 88 71 21 7 3 2 0 0 269
REL. 19.3 56.8 15.9 4.5 1.1 2.2 0.0 0.0 100.0 80.7 23.9 8.0 3.4 2.3 0.0 0.016.1
ID 19 56 15 9 5 56 0 0 163
ABS. 1 38 18 22 8 1 0 0 88 87 49 31 9 1 0 0 220
REL. 1.1 43.1 20.4 25.0 9.0 1.1 0.0 0.0 100.0 98.9 55.7 35.2 10.2 1.1 0.0 0.0 13.6
ID 1 43 20 50 45 28 0 0 188
ABS. 20 31 20 14 1 0 0 0 86 66 35 15 1 0 0 0 152
REL. 23.2 36.0 23.2 16.2 1.1 0.0 0.0 0.0100.0 76.7 40.7 17.4 1.2 0.0 0.0 0.0 22.7
ID 23 36 23 32 5 0 0 0 120
ABS. 20 19 31 15 3 0 0 0 88 68 49 18 3 0 0 0 194
REL 22.7 21.5 35.2 17.0 3.4 0.0 0.0 0.0100.0 77.3 55.7 20.5 3.4 0.0 0.0 0.0 7.11
ID 22 21 35 34 17 0 0 0 130
Year
ABS. 58 138 83 55 13 3 0 0 350 292 154 71 16 3 0 0 269
REL. 16.5 39.4 23.7 15.7 3.7 0.8 0.0 0.0100.0 83.4 44.0 20.3 4.6 0.9 0.0 0.0 16.1
ID 16 39 23 31 18 21 0 0 151

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