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: ESVRA
Locality: Svratouch
Sequence Date Value
1 2023-06-18 20:00 128
2 2023-06-19 17:00 133
3 2023-06-20 18:00 139
4 2023-06-21 00:00 129
5 2023-06-22 18:00 125
6 2023-06-30 16:00 125
7 2023-07-09 16:00 141
8 2023-07-10 00:00 135
9 2023-07-11 19:00 123
10 2023-07-15 18:00 125
11 2023-07-19 19:00 131
12 2023-08-11 21:00 123
13 2023-08-15 17:00 126
14 2023-08-16 18:00 121
15 2023-08-19 23:00 124
16 2023-08-20 20:00 128
17 2023-08-21 00:00 126
18 2023-08-23 22:00 125
19 2023-08-24 01:00 125
20 2023-09-11 18:00 134
21 2023-09-12 15:00 126
22 2023-09-13 03:00 124