Monthly and annual average concentrations and supplementary air pollution characteristics

District: Usti nad Labem

Year: 1998
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
1011 - Usti n.L.-Kockov
 		CZULCMUNK
CHMI
Xm: 24 44 75 85 96 86 79 88 56 42 37
42
201
117
63
63
54
357
mc: 31 28 31 30 31 30 31 31 29 30 29 26
12.08.
0.84
131
29.88
1.94
5
1012 - Usti n.L.-mesto
 		CZULCMUNM
CHMI
Xm: 25 26 51 64 67 57 51 49 24 18 12
10
145
80
35
38
28
364
mc: 31 28 31 29 31 30 31 31 30 31 30 31
29.05.
0.00
87
24.37
2.46
1

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.