Detailed overview of ambient air pollution valuis from individual stations

Year: 1999
Pollutant:h-relative air humidity (h. of air)
Station:1325 - Plzen-Skvrnany
Code:CZPMPZPLS
Institution:Mun. Authority of the town Plzen
Region:Zapadocesky
District:Plzen-mesto
IHd: 150
Measure method:capacitance sensor
Unit:%

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 92 97 92 91 93 92 87 97 98 91 ~ 89 91 93 87 69 86 98 98 98 98 98 98 95 85 97 94 95 82 95 85 91.89 98.00 30.00
2 97 98 98 96 ~ 85 95 90 94 90 79 75 96 95 91 91 ~ 88 97 98 95 95 93 91 83 85 78 93 ~ ~ ~ 91.00 98.00 26.00
3 84 95 81 87 97 90 89 83 97 98 83 79 73 74 70 74 80 77 77 78 82 89 91 88 77 69 71 84 83 87 72 82.63 97.61 31.00
4 58 54 62 90 95 83 86 90 79 74 93 75 82 71 83 98 92 83 86 77 96 84 73 79 83 79 88 86 69 75 ~ 80.74 97.87 30.00
5 72 75 62 51 45 55 71 98 79 76 93 81 83 87 79 75 51 59 60 78 97 91 78 76 74 66 65 69 73 68 72 72.96 97.69 31.00
6 62 75 79 87 70 84 85 97 70 64 96 83 72 86 79 86 85 93 94 76 97 76 73 81 69 72 85 88 74 83 ~ 80.66 97.13 30.00
7 85 76 67 53 63 88 85 98 95 80 91 88 81 ~ 77 80 69 60 58 74 66 62 95 76 67 64 75 55 ~ 57 51 73.59 97.65 29.00
8 48 49 48 47 84 66 87 68 82 93 90 72 71 68 59 84 86 78 68 67 73 68 66 56 44 68 78 97 91 74 84 71.39 97.35 31.00
9 77 86 84 68 68 74 86 76 71 63 60 66 63 61 59 80 78 83 76 69 93 76 88 86 98 98 84 98 92 94 ~ 78.53 98.30 30.00
10 85 77 96 90 89 89 86 84 94 95 91 83 82 86 82 84 87 72 67 70 90 93 96 95 95 88 91 85 87 95 89 86.85 96.06 31.00
11 92 87 96 92 96 98 98 98 98 98 98 97 98 97 88 86 91 94 90 91 89 94 98 98 98 91 91 93 98 91 ~ 94.15 98.40 30.00
12 93 91 79 91 92 89 83 85 81 91 84 88 89 98 93 76 84 100 100 98 97 99 96 90 99 95 96 97 98 95 ~ 91.55 99.96 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- 50 51- 100 101- 150 151- 225 226- 300 301- 450 451- 600 over 600 50 100 150 225 300 450 600
ABS. 0 87 0 0 0 0 0 0 87 87 0 0 0 0 0 0 98
REL. 0.0100.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 100.0 0.0 0.0 0.0 0.0 0.0 0.018.1
ID 0 100 0 0 0 0 0 0 100
ABS. 1 90 0 0 0 0 0 0 91 90 0 0 0 0 0 0 98
REL. 1.0 98.9 0.0 0.0 0.0 0.0 0.0 0.0 100.0 98.9 0.0 0.0 0.0 0.0 0.0 0.0 16.4
ID 1 98 0 0 0 0 0 0 100
ABS. 5 85 0 0 0 0 0 0 90 85 0 0 0 0 0 0 98
REL. 5.5 94.4 0.0 0.0 0.0 0.0 0.0 0.0100.0 94.4 0.0 0.0 0.0 0.0 0.0 0.0 25.9
ID 5 94 0 0 0 0 0 0 100
ABS. 0 91 0 0 0 0 0 0 91 91 0 0 0 0 0 0 100
REL 0.0100.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 100.0 0.0 0.0 0.0 0.0 0.0 0.019.12
ID 0 100 0 0 0 0 0 0 100
Year
ABS. 6 353 0 0 0 0 0 0 359 353 0 0 0 0 0 0 100
REL. 1.6 98.3 0.0 0.0 0.0 0.0 0.0 0.0100.0 98.3 0.0 0.0 0.0 0.0 0.0 0.019.12
ID 1 98 0 0 0 0 0 0 100

Note:

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