Information about air quality in the Czech Republic

Year: 2019

Preliminary overview of the ambient limits exceedances

calculated of both operational data (yet unverified) and verified data

Updated: 2020-06-30 05:19 CEST

Values given regardless of whether the number of valid measurement meets the criteria for calculating the aggregated data (annual average).

Description Value
Purpose: Health protection
Pollutant: O3 - ozone
Averaging interval: 8 hours
Unit: µg/m3
Ambient limit: 120
Max. permissible number of exceedances: 25
Owner: ČHMÚ
Data supplier: ČHMÚ-pobočka Ústí n/Labem-AIM
Code of the measuring programme: UDOKA
Locality: Doksany
Sequence Date Value
1 2019-04-18 17:00 120.8
2 2019-04-19 16:00 135.9
3 2019-04-20 16:00 134.7
4 2019-04-21 16:00 127.8
5 2019-05-25 16:00 121.4
6 2019-06-03 17:00 121.5
7 2019-06-04 16:00 131.4
8 2019-06-05 16:00 128.4
9 2019-06-14 16:00 131.8
10 2019-06-15 16:00 126.1
11 2019-06-18 17:00 130.3
12 2019-06-19 16:00 144.1
13 2019-06-20 16:00 123.8
14 2019-06-24 16:00 131.3
15 2019-06-25 17:00 133.9
16 2019-06-26 17:00 171.8
17 2019-06-27 00:00 130.3
18 2019-06-29 18:00 133.1
19 2019-06-30 16:00 142.5
20 2019-07-01 15:00 157.5
21 2019-07-06 16:00 145.2
22 2019-07-20 16:00 128.6
23 2019-07-24 16:00 123.8
24 2019-07-25 16:00 132.0
25 2019-07-27 17:00 123.0
26 2019-07-29 16:00 120.8
27 2019-08-25 17:00 122.9
28 2019-08-26 17:00 127.5
29 2019-08-27 17:00 123.2
30 2019-08-28 17:00 127.5
31 2019-08-30 17:00 139.5
32 2019-08-31 16:00 146.4