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: TBKRA
Locality: Bílý Kříž
Sequence Date Value
1 2020-04-09 19:00 122.0
2 2020-04-24 23:00 120.1
3 2020-04-25 03:00 124.7
4 2020-05-18 23:00 122.6
5 2020-05-19 01:00 123.8
6 2020-08-08 03:00 121.6
7 2020-08-12 23:00 123.8
8 2020-08-13 01:00 124.9