Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:p-atmospheric pressure
Station:1322 - Plzen-Slovany
Code:CZPMPZPSL
Institution:Plzen City
Region:Zapadocesky
District:Plzen-mesto
IHd: 150
Measure method:atmospheric pressure measurement
Unit:hPa

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 ~ 989 986 980 983 983 985 983 986 995 997 991 983 984 ~ 989 975 974 985 980 977 969 976 982 ~ 989 986 977 964 974 983 982.34 997.10 28.00
2 980 979 992 993 991 984 978 968 979 981 987 982 977 981 972 964 968 967 968 983 988 985 986 983 985 991 989 980 972 ~ ~ 980.44 992.97 29.00
3 966 979 968 979 990 988 983 979 976 982 975 986 985 977 982 982 981 985 988 985 982 979 975 974 976 970 967 973 968 964 968 977.73 989.92 31.00
4 968 966 956 957 969 986 987 982 974 968 958 959 964 963 963 964 968 971 974 977 978 974 969 972 976 975 972 971 977 979 ~ 970.50 986.95 30.00
5 978 980 979 978 977 977 977 978 979 978 977 981 985 985 982 978 974 971 971 972 971 977 981 977 977 976 976 972 977 975 982 977.29 985.16 31.00
6 985 983 980 979 976 979 983 982 978 976 977 987 985 983 982 986 991 988 984 980 978 979 980 976 978 981 980 978 979 975 ~ 981.00 990.79 30.00
7 974 975 972 970 977 980 971 973 967 962 964 974 973 966 969 974 978 978 978 980 980 978 976 970 970 974 978 974 977 983 985 974.31 985.35 31.00
8 983 981 981 982 982 980 982 982 983 980 978 979 982 983 ~ 979 977 977 976 974 975 981 984 982 982 979 978 981 981 975 970 979.65 983.62 30.00
9 969 968 972 979 982 974 976 985 986 982 979 975 975 978 976 970 972 972 971 971 976 986 986 984 984 983 980 974 969 967 ~ 976.68 986.33 30.00
10 967 974 982 981 977 981 983 979 970 960 957 966 974 976 971 976 985 985 984 985 990 991 987 981 974 975 981 978 977 965 967 976.81 991.18 31.00
11 970 967 965 974 972 952 954 963 974 982 983 973 966 971 978 975 973 976 968 969 971 975 969 972 970 969 981 980 979 982 ~ 971.63 983.36 30.00
12 981 981 982 983 983 981 976 975 980 980 985 982 977 968 965 970 976 981 985 988 988 983 973 964 958 955 956 958 961 965 977 974.71 988.13 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. 0 0 0 0 0 0 0 88 88 88 88 88 88 88 88 88 997
REL. 0.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.011.1
ID 0 0 0 0 0 0 06250062500
ABS. 0 0 0 0 0 0 0 91 91 91 91 91 91 91 91 91 991
REL. 0.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 17.6
ID 0 0 0 0 0 0 06250062500
ABS. 0 0 0 0 0 0 0 91 91 91 91 91 91 91 91 91 986
REL. 0.0 0.0 0.0 0.0 0.0 0.0 0.0100.0100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 22.9
ID 0 0 0 0 0 0 06250062500
ABS. 0 0 0 0 0 0 0 92 92 92 92 92 92 92 92 92 991
REL 0.0 0.0 0.0 0.0 0.0 0.0 0.0100.0100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.022.10
ID 0 0 0 0 0 0 06250062500
Year
ABS. 0 0 0 0 0 0 0 362 362 362 362 362 362 362 362 362 997
REL. 0.0 0.0 0.0 0.0 0.0 0.0 0.0100.0100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 11.1
ID 0 0 0 0 0 0 06250062500

Note:

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