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: HKRYA
Locality: Krkonoše-Rýchory
Sequence Date Value
1 2023-04-21 22:00 124
2 2023-04-22 15:00 129
3 2023-06-19 23:00 130
4 2023-06-20 17:00 136
5 2023-06-21 00:00 132
6 2023-06-22 23:00 122
7 2023-06-23 01:00 123
8 2023-07-08 23:00 131
9 2023-07-09 18:00 136
10 2023-07-10 01:00 136
11 2023-07-14 23:00 123
12 2023-07-15 19:00 129
13 2023-08-15 21:00 126
14 2023-08-16 01:00 122
15 2023-08-24 22:00 123
16 2023-08-25 01:00 123
17 2023-09-06 23:00 122
18 2023-09-07 04:00 128
19 2023-09-08 01:00 125
20 2023-09-10 23:00 121
21 2023-09-11 23:00 133
22 2023-09-12 04:00 139
23 2023-09-13 01:00 126