Information about air quality in the Czech Republic

Year: 2020

Preliminary overview of the ambient limits exceedances

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

Updated: 2021-06-30 06:00 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 2020-04-09 19:00 128.8
2 2020-04-17 17:00 121.2
3 2020-04-24 17:00 126.3
4 2020-05-08 21:00 123.3
5 2020-05-09 16:00 129.5
6 2020-05-19 17:00 122.1
7 2020-07-24 16:00 126.9
8 2020-07-30 18:00 123.5
9 2020-08-08 23:00 131.1
10 2020-08-09 01:00 132.3
11 2020-08-10 04:00 124.8
12 2020-08-13 04:00 131.5
13 2020-09-13 20:00 120.4