Monthly and annual average concentrations and supplementary air pollution characteristics

District: Tachov

Year: 2000
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: 45 56 65 81 93 93 70 ~ 63 47 40
33
145
109
60
63
58
353
mc: 31 29 31 30 31 29 31 19 30 31 30 31
22.06.
0.00
119
24.84
1.58
12

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.