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 - pob.Hradec Králové
Code of the measuring programme: HHKOK
Locality: Hradec Králové-observatoř
Sequence Date Value
1 2023-04-22 16:00 121
2 2023-06-19 18:00 137
3 2023-06-20 15:00 135
4 2023-06-21 15:00 126
5 2023-06-22 18:00 124
6 2023-06-29 19:00 122
7 2023-07-08 18:00 132
8 2023-07-09 16:00 139
9 2023-07-15 16:00 124
10 2023-08-15 17:00 125
11 2023-08-16 16:00 128
12 2023-08-20 17:00 121
13 2023-08-24 17:00 134
14 2023-09-10 18:00 131
15 2023-09-11 18:00 135