Detailed overview of ambient air pollution valuis from individual stations

Year: 1999
Pollutant:NOx-nitrogen oxides(oxides of nitrogen)
Station:1241 - Sumperk-OU
Code:CZSUUSSOU
Institution:Regional Authority of the Sumperk reg.
Region:Severomoravsky
District:Sumperk
IHd: 100
Measure method:coulometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 62 53 40 98 182 77 84 167 90 54 60 55 73 114 107 108 100 184 86 68 60 65 51 41 60 119 117 122 77 71 68 87.44 184.25 31.00
2 93 123 80 99 94 76 50 ~ ~ ~ 61 83 50 ~ 65 62 ~ ~ 47 44 40 41 29 29 126 100 111 114 ~ ~ ~ 73.54 126.17 22.00
3 119 106 104 117 86 86 86 90 94 94 95 99 83 95 99 118 94 88 115 104 73 91 106 99 123 123 115 114 85 76 133 100.37 132.88 31.00
4 156 154 129 133 122 94 94 101 94 98 94 108 90 115 114 90 77 112 111 102 117 82 90 123 90 73 87 72 105 100 ~ 104.19 156.17 30.00
5 74 79 79 94 97 103 80 74 82 81 88 80 91 62 94 77 109 92 129 108 82 113 104 104 89 73 67 84 79 94 89 88.74 129.08 31.00
6 65 69 74 57 67 102 70 65 74 93 72 76 89 49 66 77 63 55 34 47 71 79 72 83 113 117 104 68 62 71 ~ 73.45 117.04 30.00
7 63 76 80 78 91 88 ~ ~ 32 66 43 55 43 41 39 49 55 63 77 70 38 69 50 29 50 80 52 61 52 50 54 58.48 90.94 29.00
8 62 53 57 75 94 84 54 41 34 32 28 34 41 50 30 30 33 50 30 47 38 36 80 94 111 121 65 71 47 59 66 56.25 121.06 31.00
9 41 31 78 57 52 52 62 88 90 110 49 50 58 73 75 93 78 49 44 38 ~ ~ ~ ~ 91 105 37 55 69 58 ~ 64.75 109.90 26.00
10 30 32 39 27 36 35 31 30 10 16 20 25 77 42 33 24 18 75 93 90 32 28 13 6.69 42 54 15 22 51 29 20 35.31 92.69 31.00
11 82 106 34 100 71 17 12 34 46 24 18 25 10 15 38 51 25 51 49 10 10 40 33 24 ~ ~ ~ 26 23 37 ~ 37.58 106.40 27.00
12 38 54 75 53 54 68 70 72 37 41 15 19 64 51 50 31 35 51 58 100 61 141 96 32 25 41 66 47 77 38 ~ 55.38 141.48 30.00

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. 2 20 35 24 3 0 0 0 84 82 62 27 3 0 0 0 184
REL. 2.3 23.8 41.6 28.5 3.5 0.0 0.0 0.0 100.0 97.6 73.8 32.1 3.6 0.0 0.0 0.018.1
ID 2 23 41 57 17 0 0 0 142
ABS. 0 12 52 25 2 0 0 0 91 91 79 27 2 0 0 0 156
REL. 0.0 13.1 57.1 27.4 2.1 0.0 0.0 0.0 100.0 100.0 86.8 29.7 2.2 0.0 0.0 0.0 1.4
ID 0 13 57 54 10 0 0 0 136
ABS. 9 49 24 4 0 0 0 0 86 77 28 4 0 0 0 0 121
REL. 10.4 56.9 27.9 4.6 0.0 0.0 0.0 0.0100.0 89.5 32.6 4.7 0.0 0.0 0.0 0.0 26.8
ID 10 56 27 9 0 0 0 0 104
ABS. 39 33 13 3 0 0 0 0 88 49 16 3 0 0 0 0 141
REL 44.3 37.5 14.7 3.4 0.0 0.0 0.0 0.0100.0 55.7 18.2 3.4 0.0 0.0 0.0 0.022.12
ID 44 37 14 6 0 0 0 0 103
Year
ABS. 50 114 124 56 5 0 0 0 349 299 185 61 5 0 0 0 184
REL. 14.3 32.6 35.5 16.0 1.4 0.0 0.0 0.0100.0 85.7 53.0 17.5 1.4 0.0 0.0 0.0 18.1
ID 14 32 35 32 7 0 0 0 121

Note:

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