Detailed overview of ambient air pollution valuis from individual stations

Year: 2001
Pollutant:p-atmospheric pressure
Station:1025 - Litomerice-Mlekojedy
Code:CZLTCMLIM
Institution:Czech Hydrometeorological Institute
Region:Ustecky
District:Litomerice
IHd: 150
Measure method:atmospheric pressure measurement
Unit:hPa

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 995 990 993 991 983 988 996 995 998 999 1005 1012 1019 1018 1014 1010 1007 1005 1007 1009 1008 998 996 992 991 989 983 988 999 1003 1003 999.58 1018.76 31.00
2 1003 999 990 987 985 992 992 988 1000 1018 1019 1008 1012 1014 1013 1009 1015 1013 1008 1003 994 984 983 993 994 989 987 981 ~ ~ ~ 998.95 1018.57 28.00
3 980 980 978 981 1004 1007 999 989 989 989 991 986 984 989 993 992 983 984 990 997 988 985 990 983 979 995 1000 996 990 999 1008 990.30 1007.70 31.00
4 1007 1001 999 991 997 992 987 997 1000 994 999 1002 1004 1001 988 994 995 987 991 989 986 986 988 995 995 1000 998 995 995 993 ~ 994.81 1007.29 30.00
5 998 997 986 988 991 999 1004 1005 1004 1001 1000 1001 996 990 990 993 993 998 1005 1006 1002 1004 1006 1000 1001 1001 1001 999 997 997 993 998.33 1006.07 31.00
6 998 988 994 1003 1001 995 994 993 995 993 1001 1001 997 996 994 992 991 998 1004 1000 993 993 999 1003 1004 1001 995 999 1003 1001 ~ 997.30 1004.34 30.00
7 1005 1007 1002 998 998 994 989 993 996 994 996 995 994 992 993 994 992 990 990 992 1001 1001 998 997 998 998 999 1001 1002 1004 1001 996.88 1007.15 31.00
8 1004 998 996 999 999 996 993 993 998 1002 1007 1001 998 1000 1000 998 999 995 993 996 1001 1003 1002 1001 1000 999 996 996 997 993 991 998.26 1007.08 31.00
9 993 996 993 990 994 994 991 983 983 987 993 993 988 990 992 990 992 995 997 996 995 995 991 992 998 1002 998 998 998 997 ~ 993.16 1001.65 30.00
10 994 994 993 998 997 996 993 995 1000 1007 1010 1010 1007 1003 1003 1009 1005 999 1000 994 989 996 1002 1006 1006 1005 1004 1005 1002 1000 999 1000.74 1010.32 31.00
11 1012 1017 1011 1000 1002 993 984 973 998 1012 1004 994 996 1012 1016 1017 1013 1004 1002 1009 1005 989 997 1001 997 993 994 998 999 1003 ~ 1001.52 1017.45 30.00
12 1008 1011 1009 1002 1001 1005 1019 1023 1024 1018 1011 1006 1018 1021 1015 1013 1012 1011 999 1002 984 985 997 988 976 984 989 979 977 988 1007 1002.68 1023.98 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 1019
REL. 0.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.013.1
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 1007
REL. 0.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 1.4
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 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 2.7
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 1024
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 0 365 365 365 365 365 365 365 365 365 1024
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

Note:

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