Monthly and annual average concentrations and supplementary air pollution characteristics

District: Tachov

Year: 1999
Pollutant: O3-ozone
Unit: ug/m^3
IH8h:160

Station Code
Institution 		Monthly Characteristics Yearly Characteristics
123456789101112MAX8h
DAT.		95%kv
č.p.% 		50%kv
98%kv		X
S		XG
SG		N
dv
1101 - Primda
 		CZTCCMPRI
Czech Hydrometeorological Institute
Xm: 40 52 60 75 82 72 74 70 69 35 25
43
133
99
56
58
52
352
mc: 29 28 31 25 31 30 31 30 25 31 30 31
05.07.
0.00
105
23.70
1.75
5

This set is specific for ozone. The column MAX8h DAT. gives the values of maximum daily 8hr mean in the time period 9:00 to 17:00 UTC. Similarly the annual relative frequencies of exceedence is related to 8hr averages and to the respective limit. Further entries are equivalent with those of the other measured substances.