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-pobočka Ústí n/Labem-AIM
Code of the measuring programme: LFRTA
Locality: Frýdlant
Sequence Date Value
1 2020-04-07 19:00 128.4
2 2020-04-09 15:00 120.2
3 2020-04-24 20:00 131.0
4 2020-04-25 00:00 122.8
5 2020-05-08 19:00 123.8
6 2020-05-09 20:00 133.1
7 2020-05-10 00:00 127.2
8 2020-08-08 16:00 130.8
9 2020-08-09 16:00 128.9
10 2020-08-13 15:00 127.2
11 2020-08-17 16:00 122.3
12 2020-09-14 16:00 124.0
13 2020-09-16 18:00 129.7