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: ZVMZA
Locality: Valašské Meziříčí
Sequence Date Value
1 2021-01-03 00:00 68.5
2 2021-01-04 00:00 80.1
3 2021-01-18 00:00 59.9
4 2021-02-01 00:00 73.8
5 2021-02-09 00:00 96.1
6 2021-02-10 00:00 127.4
7 2021-02-15 00:00 66.8
8 2021-02-20 00:00 53.4
9 2021-02-23 00:00 53.1
10 2021-02-24 00:00 64.3
11 2021-02-25 00:00 72.0
12 2021-02-26 00:00 59.8
13 2021-03-02 00:00 50.6
14 2021-03-04 00:00 56.5
15 2021-03-10 00:00 59.2
16 2021-10-10 00:00 55.5
17 2021-11-15 00:00 53.9
18 2021-12-08 00:00 56.8
19 2021-12-09 00:00 67.2
20 2021-12-13 00:00 56.2
21 2021-12-14 00:00 58.8
22 2021-12-15 00:00 56.4
23 2021-12-26 00:00 68.4
24 2021-12-27 00:00 137.5
25 2021-12-28 00:00 51.9