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-brand Ostrava AIM
Code of the measuring programme: TKARA
Locality: Karviná
Sequence Date Value
1 2020-05-09 17:00 133.0
2 2020-06-13 16:00 122.0
3 2020-08-07 17:00 122.1
4 2020-08-08 16:00 121.6
5 2020-08-12 17:00 138.9
6 2020-08-13 17:00 127.5