Information about air quality in the Czech Republic

Year: 2021

Preliminary overview of the ambient limits exceedances

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

Updated: 2022-06-30 08:42 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: PM₁₀ - particles PM10
Averaging interval: 24 hours
Unit: µg/m³
Ambient limit: 50
Max. permissible number of exceedances: 35
Owner: ČHMÚ
Data supplier: CHMI-Brno AIM
Code of the measuring programme: ZTNVA
Locality: Těšnovice
Sequence Date Value
1 2021-02-01 00:00 53.8
2 2021-02-09 00:00 80.0
3 2021-02-10 00:00 119.9
4 2021-02-15 00:00 52.2
5 2021-02-25 00:00 69.3
6 2021-02-26 00:00 69.2
7 2021-03-04 00:00 52.9
8 2021-11-15 00:00 53.8
9 2021-12-14 00:00 55.7
10 2021-12-26 00:00 61.7
11 2021-12-27 00:00 86.0
12 2021-12-28 00:00 58.8