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: UTUSA
Locality: Tušimice
Sequence Date Value
1 2020-04-09 16:00 127.8
2 2020-04-23 17:00 121.4
3 2020-04-24 19:00 129.8
4 2020-05-08 18:00 128.3
5 2020-05-09 17:00 135.9
6 2020-08-01 16:00 124.6
7 2020-08-06 18:00 123.0
8 2020-08-07 18:00 127.2
9 2020-08-08 17:00 134.9
10 2020-08-09 16:00 148.7
11 2020-08-11 16:00 120.6
12 2020-08-12 18:00 144.5
13 2020-08-13 17:00 140.5
14 2020-08-16 17:00 129.1
15 2020-09-14 18:00 132.2
16 2020-09-16 18:00 126.7