Detailed overview of ambient air pollution valuis from individual stations

Year: 2002
Pollutant:p-atmospheric pressure
Station:1027 - Ceradice
Code:CZLNCMCER
Institution:Czech Hydrometeorological Institute
Region:Ustecky
District:Louny
IHd: 150
Measure method:atmospheric pressure measurement
Unit:hPa

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 976 977 985 983 979 972 971 979 982 980 978 974 976 973 967 968 967 963 957 954 950 949 945 941 957 948 945 954 960 956 956 965.22 984.77 31.00
2 962 967 964 962 950 948 957 956 944 947 944 946 955 969 973 969 960 956 953 934 957 947 939 950 946 936 940 946 ~ ~ ~ 952.90 973.13 28.00
3 951 955 961 959 952 944 952 963 950 959 959 956 951 954 958 957 953 946 942 949 951 957 967 973 972 972 974 972 966 960 956 957.79 973.93 31.00
4 958 959 955 950 953 961 963 961 957 953 946 935 937 943 949 952 955 957 958 967 972 968 963 960 957 945 951 947 949 953 ~ 954.40 971.98 30.00
5 948 946 946 947 956 963 959 953 949 946 946 952 954 959 965 958 949 953 958 956 949 945 943 950 953 951 945 948 956 962 963 952.55 964.90 31.00
6 964 961 952 948 941 939 939 946 946 950 957 956 954 956 955 958 959 957 958 955 959 957 955 962 964 958 948 951 959 953 ~ 954.01 964.35 30.00
7 947 947 945 953 954 952 956 953 947 950 961 959 953 956 954 948 946 951 955 954 950 955 951 950 953 957 961 960 956 949 946 952.60 961.41 31.00
8 948 953 952 951 951 950 951 950 944 941 938 ~ 956 ~ 948 ~ 957 956 958 955 954 955 957 958 960 956 952 953 956 958 957 952.63 959.81 28.00
9 965 966 956 952 953 955 954 954 952 955 962 964 961 953 955 956 953 954 954 954 951 946 951 955 954 955 963 970 970 968 ~ 957.06 969.91 30.00
10 965 963 958 960 955 949 955 956 956 955 955 953 954 952 951 944 941 948 956 958 945 938 942 954 945 954 947 963 959 957 960 953.29 965.39 31.00
11 958 954 949 955 967 963 953 948 940 950 947 952 943 937 939 939 955 953 949 954 944 942 952 953 950 956 959 957 954 956 ~ 950.95 967.48 30.00
12 953 948 953 956 962 968 972 975 976 975 975 972 973 970 965 960 962 973 974 966 961 956 962 967 967 959 949 946 943 940 962 962.54 976.36 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 90 90 90 90 90 90 90 90 90 985
REL. 0.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.03.1
ID 0 0 0 0 0 0 06250062500
ABS. 0 0 0 0 0 0 0 91 91 91 91 91 91 91 91 91 972
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 21.4
ID 0 0 0 0 0 0 06250062500
ABS. 0 0 0 0 0 0 0 89 89 89 89 89 89 89 89 89 970
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 29.9
ID 0 0 0 0 0 0 06250062500
ABS. 0 0 0 0 0 0 0 92 92 92 92 92 92 92 92 92 976
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 9.12
ID 0 0 0 0 0 0 06250062500
Year
ABS. 0 0 0 0 0 0 0 362 362 362 362 362 362 362 362 362 985
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 3.1
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