Information about air quality in the Czech Republic

Year: 2018

Preliminary overview of the ambient limits exceedances

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

Updated: 2019-06-30 04:46 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 - Libuš AIM
Code of the measuring programme: AVYNA
Locality: Praha 9-Vysočany
Sequence Date Value
1 2018-04-22 17:00 122.2
2 2018-06-17 16:00 122.2
3 2018-07-04 16:00 129.3
4 2018-07-05 15:00 154.4
5 2018-07-21 17:00 126.2
6 2018-07-22 17:00 125.4
7 2018-07-23 15:00 123.8
8 2018-07-28 17:00 131.3
9 2018-07-29 15:00 129.3
10 2018-07-30 17:00 132.7
11 2018-08-04 16:00 148.6
12 2018-08-08 16:00 129.4
13 2018-08-09 17:00 123.5
14 2018-08-19 16:00 140.7
15 2018-08-20 16:00 123.7