Detailed overview of ambient air pollution valuis from individual stations

1012 - Usti n.L.-mesto

Year: 1997
Pollutant:SO2-sulphur dioxide
Station:1012 - Usti n.L.-mesto
Code:CZULCMUNM
Institution:CHMI
Region:Severocesky
District:Usti nad Labem
IHd: 150
Measure method:UV-fluorescence
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 148 163 70 92 53 94 124 117 79 97 91 77 152 311 302 356 329 283 163 82 89 63 78 88 67 56 110 65 24 35 16 124.95 355.80 31.00
2 11 64 233 70 35 33 56 60 64 59 38 38 36 30 16 18 68 46 23 26 49 25 45 49 28 23 12 43 ~ ~ ~ 46.32 233.13 28.00
3 37 33 28 63 86 25 40 62 41 54 66 57 35 24 23 2.67 16 43 35 20 30 13 43 68 52 76 35 10 7.80 8.00 24 37.29 85.83 31.00
4 28 14 30 ~ 18 4.18 7.41 29 80 23 13 5.67 22 17 3.47 4.99 6.42 17 10 13 24 15 15 39 13 18 34 21 33 5.15 ~ 19.40 79.73 29.00
5 4.82 38 13 21 25 17 13 21 15 ~ ~ 17 17 70 13 16 40 49 10 19 21 14 11 1.35 10 18 4.80 3.40 8.38 3.61 7.43 18.09 69.63 29.00
6 12 26 5.08 32 17 3.13 10 11 11 8.69 16 36 16 24 7.92 10 7.52 19 21 12 11 21 40 15 22 26 30 23 39 26 ~ 18.59 39.98 30.00
7 22 23 18 14 6.21 4.57 4.50 4.79 4.96 8.71 18 15 6.68 23 15 24 15 7.60 6.77 14 8.03 7.87 14 13 15 17 26 11 25 8.04 22 13.59 26.20 31.00
8 12 12 7.50 47 5.82 3.51 6.54 10 14 4.07 5.70 5.61 19 22 3.62 7.27 9 11 12 15 29 15 44 15 29 30 41 33 10 7.66 17 16.18 47.23 31.00
9 35 32 19 23 29 18 21 21 15 20 34 25 12 14 26 31 54 39 9 9 17 30 33 12 14 16 6.70 25 76 11 ~ 24.23 75.90 30.00
10 28 12 15 33 14 36 55 29 32 32 28 13 26 14 20 15 41 40 48 61 24 56 53 20 16 20 23 30 110 83 53 34.79 109.55 31.00
11 83 40 25 52 78 111 115 56 48 36 36 49 20 16 28 19 24 20 32 70 63 53 89 108 44 45 121 55 32 66 ~ 54.62 120.97 30.00
12 54 27 21 4.79 24 38 25 25 47 28 31 21 12 19 47 44 64 113 56 85 75 146 50 46 24 20 33 29 28 72 185 48.19 184.65 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- 50 51- 100 101- 150 151- 225 226- 300 301- 450 451- 600 over 600 50 100 150 225 300 450 600
ABS. 45 32 4 3 2 4 0 0 90 45 13 9 6 4 0 0 356
REL. 50.0 35.5 4.4 3.3 2.2 4.4 0.0 0.0 100.0 50.0 14.4 10.0 6.7 4.4 0.0 0.016.1
ID 50 35 4 6 11 111 0 0 218
ABS. 86 2 0 0 0 0 0 0 88 2 0 0 0 0 0 0 80
REL. 97.7 2.2 0.0 0.0 0.0 0.0 0.0 0.0 100.0 2.3 0.0 0.0 0.0 0.0 0.0 0.0 9.4
ID 97 2 0 0 0 0 0 0 100
ABS. 90 2 0 0 0 0 0 0 92 2 0 0 0 0 0 0 76
REL. 97.8 2.1 0.0 0.0 0.0 0.0 0.0 0.0100.0 2.2 0.0 0.0 0.0 0.0 0.0 0.0 29.9
ID 97 2 0 0 0 0 0 0 100
ABS. 61 23 7 1 0 0 0 0 92 31 8 1 0 0 0 0 185
REL 66.3 25.0 7.6 1.0 0.0 0.0 0.0 0.0100.0 33.7 8.7 1.1 0.0 0.0 0.0 0.031.12
ID 66 25 7 2 0 0 0 0 101
Year
ABS. 282 59 11 4 2 4 0 0 362 80 21 10 6 4 0 0 356
REL. 77.9 16.2 3.0 1.1 0.5 1.1 0.0 0.0100.0 22.1 5.8 2.8 1.7 1.1 0.0 0.0 16.1
ID 77 16 3 2 2 27 0 0 129

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