Information about air quality in the Czech Republic

Year: 2022

Preliminary overview of the ambient limits exceedances

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

Updated: 2023-06-30 09:52 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 - pob. Plzeň
Code of the measuring programme: CPRAA
Locality: Prachatice
Sequence Date Value
1 2022-03-24 16:00 123.8
2 2022-03-25 16:00 135.6
3 2022-03-29 16:00 127.6
4 2022-05-11 17:00 123.4
5 2022-07-14 18:00 134.4
6 2022-07-21 13:00 130.1
7 2022-07-23 16:00 122.9
8 2022-07-25 17:00 121.1
9 2022-08-04 17:00 120.4