Information about air quality in the Czech Republic

Year: 2024

Preliminary overview of the ambient limits exceedances

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

Updated: 2024-09-01 04:10 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∙m -3
Ambient limit: 120
Max. permissible number of exceedances: 25
Owner: ČHMÚ
Data supplier: CHMI-brand Ostrava AIM
Code of the measuring programme: MPRRA
Locality: Přerov
Sequence Date Value
1 2024-07-19 17:00 124
2 2024-07-21 17:00 124
3 2024-07-22 16:00 127
4 2024-07-31 17:00 122
5 2024-08-13 18:00 136
6 2024-08-14 17:00 127
7 2024-08-15 18:00 127
8 2024-08-16 16:00 131
9 2024-08-24 16:00 125
10 2024-08-29 17:00 126
11 2024-08-30 16:00 135