Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station: 396 - Hr.Kral.-Sukovy sady
Code:CZHKHSHKS
Institution:Public Health Service
Region:Vychodocesky
District:Hradec Kralove
IHd: 100
Measure method:chemiluminescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 66 106 51 44 154 139 131 58 59 107 157 125 78 50 44 44 51 81 66 39 67 49 49 114 131 64 60 54 23 28 48 75.32 157.31 31.00
2 134 95 54 32 60 95 127 23 39 57 101 42 18 ~ 75 40 64 46 61 54 96 57 82 45 48 39 39 48 47 ~ ~ 61.23 133.62 28.00
3 65 57 24 31 25 28 32 28 39 66 46 35 55 37 46 72 78 48 53 71 51 80 111 81 44 64 54 44 67 33 41 51.83 111.02 31.00
4 50 48 59 64 67 49 63 57 43 78 60 53 24 60 36 31 51 50 59 73 97 42 27 20 51 44 54 38 29 32 ~ 50.19 96.79 30.00
5 29 50 46 46 39 29 29 28 53 50 52 34 25 38 58 53 40 36 37 18 24 40 76 48 38 40 24 21 22 32 70 39.54 76.24 31.00
6 44 28 32 28 40 42 42 47 48 29 18 57 38 41 45 59 38 34 47 45 47 53 51 27 26 54 54 49 59 50 ~ 42.32 58.93 30.00
7 33 30 46 28 28 37 48 32 28 32 62 48 35 23 36 35 55 55 46 ~ 51 36 35 52 42 41 52 34 27 37 54 40.00 61.85 30.00
8 55 38 28 39 45 ~ 59 44 48 44 49 33 44 55 45 53 38 48 42 36 44 41 48 51 67 27 40 39 45 50 61 45.23 67.26 30.00
9 53 23 23 60 59 39 79 67 51 45 73 65 62 82 60 32 44 53 51 70 93 63 42 49 104 80 68 60 73 ~ ~ 59.28 103.93 29.00
10 ~ 74 81 83 77 44 47 22 62 55 82 122 134 46 48 78 105 70 98 69 41 59 112 121 80 42 54 45 41 74 53 70.58 134.27 30.00
11 51 96 88 44 38 52 98 100 161 165 106 39 109 125 82 80 73 54 71 73 88 160 136 94 96 48 73 128 140 175 ~ 94.80 175.23 30.00
12 117 75 35 108 49 38 69 105 68 32 99 317 99 33 30 23 38 119 137 146 94 69 39 52 52 68 84 79 121 59 42 80.49 316.77 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. 11 52 14 11 2 0 0 0 90 79 27 13 2 0 0 0 157
REL. 12.2 57.7 15.5 12.2 2.2 0.0 0.0 0.0 100.0 87.8 30.0 14.4 2.2 0.0 0.0 0.011.1
ID 12 57 15 24 11 0 0 0 121
ABS. 24 61 6 0 0 0 0 0 91 67 6 0 0 0 0 0 97
REL. 26.3 67.0 6.5 0.0 0.0 0.0 0.0 0.0 100.0 73.6 6.6 0.0 0.0 0.0 0.0 0.0 21.4
ID 26 67 6 0 0 0 0 0 100
ABS. 15 63 10 1 0 0 0 0 89 74 11 1 0 0 0 0 104
REL. 16.8 70.7 11.2 1.1 0.0 0.0 0.0 0.0100.0 83.1 12.4 1.1 0.0 0.0 0.0 0.0 25.9
ID 16 70 11 2 0 0 0 0 101
ABS. 5 29 33 19 4 0 1 0 91 86 57 24 5 1 1 0 317
REL 5.4 31.8 36.2 20.8 4.3 0.0 1.0 0.0100.0 94.5 62.6 26.4 5.5 1.1 1.1 0.012.12
ID 5 31 36 41 21 0 137 0 274
Year
ABS. 55 205 63 31 6 0 1 0 361 306 101 38 7 1 1 0 317
REL. 15.2 56.7 17.4 8.5 1.6 0.0 0.2 0.0100.0 84.8 28.0 10.5 1.9 0.3 0.3 0.012.12
ID 15 56 17 17 8 0 34 0 149

Note:

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