Detailed overview of ambient air pollution valuis from individual stations

Year: 1999
Pollutant:p-atmospheric pressure
Station: 772 - Pha2-Riegrovy sady
Code:CZ02CMRIE
Institution:Czech Hydrometeorological Institute
Region:Hlavni mesto Praha
District:Praha 2
IHd: 150
Measure method:atmospheric pressure measurement
Unit:hPa

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 1002 997 994 1002 1010 1005 996 991 995 1001 993 997 994 995 1002 1003 1009 1015 1016 1017 1015 1015 1014 1014 1008 999 993 994 1011 1017 1020 1004.36 1019.78 31.00
2 1016 1020 1017 1002 989 990 982 987 987 994 1003 1011 1012 1012 1007 990 990 1003 1001 1001 989 982 989 996 1007 1005 1005 1011 ~ ~ ~ 999.93 1020.11 28.00
3 1002 997 992 ~ 984 991 997 998 999 1001 1011 1010 1011 1014 1018 1022 1019 1010 1007 1009 999 995 1000 1005 997 994 993 1005 1013 1013 1013 1003.93 1021.91 30.00
4 1012 1012 1014 1016 1020 1012 1005 1014 1016 1008 1005 994 990 991 998 995 994 1002 1008 1004 1000 1008 1007 1009 1009 1010 1011 1013 1008 1008 ~ 1006.50 1020.44 30.00
5 1010 1015 1014 1011 1013 1015 1009 1008 1013 1009 1006 1004 1005 1002 1006 1013 1015 1015 1009 1002 1002 1010 1017 1015 1012 1015 1016 1016 1014 1010 1014 1010.85 1017.01 31.00
6 1015 1008 1007 1006 1004 1008 1012 1015 1020 1016 1014 1016 1015 1016 1017 1016 1011 1012 1014 1006 1004 1013 1017 1018 1013 1006 1005 1013 1014 1013 ~ 1012.16 1019.99 30.00
7 1013 1012 1009 1007 1004 1008 1015 1018 1016 1012 1011 1006 999 1002 1008 1013 1015 1013 1010 1009 1008 1008 1013 1016 1013 1012 1014 1013 1013 1012 1011 1010.73 1017.64 31.00
8 1012 1011 1010 1009 1008 1005 1001 998 1002 1006 1011 1011 1009 1002 1002 1002 1003 1003 1009 1011 1013 1015 1014 1014 1014 1012 1013 1014 1013 1011 ~ 1008.56 1014.99 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 0 0 0 0 0 0 89 89 89 89 89 89 89 89 89 1022
REL. 0.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.0 100.016.3
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 1020
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 5.4
ID 0 0 0 0 0 0 06250062500
ABS. 0 0 0 0 0 0 0 61 61 61 61 61 61 61 61 61 1018
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 8.7
ID 0 0 0 0 0 0 06250062500
ABS. 0 0 0 0 0 0 0 0 02 0 0 0 0 0 0 0 0
Year
ABS. 0 0 0 0 0 0 0 241 241 241 241 241 241 241 241 241 1022
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 16.3
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