Information about air quality in the Czech Republic

Year: 2020

Preliminary overview of the ambient limits exceedances

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

Updated: 2021-06-30 06:00 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: CHMI-Brno AIM
Code of the measuring programme: JKMYA
Locality: Kostelní Myslová
Sequence Date Value
1 2020-04-09 17:00 120.1
2 2020-04-24 17:00 124.2
3 2020-05-09 16:00 125.2
4 2020-08-09 15:00 121.2