Information about air quality in the Czech Republic

Year: 2023

Preliminary overview of the ambient limits exceedances

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

Updated: 2024-04-29 05:46 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: PM₁₀ - particles PM10
Averaging interval: 24 hours
Unit: µg/m³
Ambient limit: 50
Max. permissible number of exceedances: 35
Owner: ČHMÚ
Data supplier: CHMI-brand Ostrava AIM
Code of the measuring programme: TOVKA
Locality: Opava-Kateřinky
Sequence Date Value
1 2023-02-07 00:00 51
2 2023-02-08 00:00 58
3 2023-03-02 00:00 59
4 2023-12-01 00:00 66
5 2023-12-07 00:00 112
6 2023-12-08 00:00 51