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: 2024-05-05 05:48 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-pobočka Ústí n/Labem-AIM
Code of the measuring programme: KSOMA
Locality: Sokolov
Sequence Date Value
1 2023-06-18 17:00 122
2 2023-06-19 17:00 128
3 2023-06-20 17:00 127
4 2023-06-26 16:00 140
5 2023-06-29 17:00 127
6 2023-07-07 17:00 123
7 2023-07-08 17:00 126
8 2023-07-09 16:00 138
9 2023-07-11 17:00 122
10 2023-09-11 15:00 126
11 2023-09-12 17:00 128