Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:p-atmospheric pressure
Station:1005 - Most
Code:CZMOCMMOS
Institution:Czech Hydrometeorological Institute
Region:Severocesky
District:Most
IHd: 150
Measure method:atmospheric pressure measurement
Unit:hPa

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 992 997 993 987 992 992 993 991 995 1004 1007 1000 993 995 999 996 980 981 993 986 986 978 986 993 997 996 993 984 969 980 988 990.86 1006.53 31.00
2 987 985 999 998 996 990 984 975 986 989 997 991 986 988 979 971 976 975 976 991 997 993 994 990 992 1000 998 989 979 ~ ~ 987.93 1000.05 29.00
3 974 986 975 986 997 994 988 983 984 991 983 995 993 984 989 990 989 994 997 994 991 987 984 983 984 979 977 982 979 973 976 985.82 997.06 31.00
4 976 976 967 966 980 995 996 992 985 978 968 968 972 973 973 974 978 981 983 987 988 985 980 981 986 986 985 983 988 990 ~ 980.65 996.02 30.00
5 990 991 990 989 989 988 989 989 989 988 988 993 996 996 992 987 983 981 980 981 981 986 991 987 987 987 986 981 986 985 991 987.70 996.13 31.00
6 995 992 990 989 986 988 993 993 989 986 987 997 994 992 992 996 1000 998 993 988 986 988 989 986 988 991 990 988 988 985 ~ 990.55 1000.45 30.00
7 983 984 981 979 986 990 982 983 977 971 974 983 982 975 979 984 988 988 987 989 990 988 985 979 979 982 986 983 986 992 994 983.49 994.07 31.00
8 991 988 989 991 991 990 990 991 991 987 986 987 990 991 989 987 985 987 986 984 986 992 994 992 992 990 989 991 991 986 981 988.91 993.95 31.00
9 978 977 980 989 991 983 985 994 995 993 989 985 984 988 987 980 981 983 981 982 985 996 996 993 994 993 989 984 980 978 ~ 986.51 996.20 30.00
10 977 983 993 992 987 990 991 987 978 969 967 976 983 987 983 986 994 994 993 995 999 999 993 989 982 983 988 987 985 972 974 985.68 999.43 31.00
11 977 976 972 981 980 961 962 970 981 989 991 981 974 978 986 983 980 983 975 976 978 983 977 979 977 975 987 987 986 990 ~ 979.17 990.58 30.00
12 989 988 989 990 990 988 984 983 987 986 991 988 983 974 969 975 983 988 993 997 997 991 981 972 966 963 964 965 968 971 984 981.88 997.01 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 91 91 91 91 91 91 91 91 91 1007
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 1000
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 92 92 92 92 92 92 92 92 92 996
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 23.9
ID 0 0 0 0 0 0 06250062500
ABS. 0 0 0 0 0 0 0 92 92 92 92 92 92 92 92 92 999
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 0 366 366 366 366 366 366 366 366 366 1007
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