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: CHMI-Brno AIM
Code of the measuring programme: JJIHA
Locality: Jihlava
Sequence Date Value
1 2020-04-09 17:00 131.6
2 2020-04-17 17:00 125.7
3 2020-04-24 16:00 130.1
4 2020-05-08 18:00 131.4
5 2020-05-09 17:00 139.7
6 2020-05-17 17:00 121.3
7 2020-05-19 17:00 123.0
8 2020-07-24 16:00 120.5
9 2020-08-08 16:00 120.9
10 2020-08-12 17:00 120.3