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: HPLOA
Locality: Polom
Sequence Date Value
1 2023-04-21 22:00 122
2 2023-04-22 15:00 125
3 2023-05-31 22:00 122
4 2023-06-19 20:00 134
5 2023-06-20 22:00 131
6 2023-06-21 00:00 129
7 2023-06-23 01:00 121
8 2023-07-08 23:00 128
9 2023-07-09 21:00 138
10 2023-07-10 01:00 138
11 2023-07-12 03:00 122
12 2023-07-15 20:00 124
13 2023-08-24 23:00 122
14 2023-08-25 01:00 125
15 2023-09-07 03:00 123
16 2023-09-11 21:00 135
17 2023-09-12 00:00 134
18 2023-09-13 05:00 126