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: UDOKA
Locality: Doksany
Sequence Date Value
1 2020-04-24 18:00 126.9
2 2020-05-08 18:00 125.7
3 2020-05-09 17:00 135.1
4 2020-07-30 17:00 124.3
5 2020-08-01 16:00 122.2
6 2020-08-07 17:00 129.1
7 2020-08-08 17:00 137.3
8 2020-08-09 17:00 143.7
9 2020-08-12 17:00 129.5
10 2020-08-13 16:00 134.6
11 2020-08-14 16:00 120.2
12 2020-08-17 15:00 143.5
13 2020-08-21 17:00 137.1
14 2020-09-16 17:00 133.4