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: ČHMÚ-pobočka Ústí n/Labem-AIM
Code of the measuring programme: ULOMA
Locality: Lom
Sequence Date Value
1 2021-01-01 00:00 78.3
2 2021-01-02 00:00 52.1
3 2021-01-22 00:00 70.3
4 2021-02-01 00:00 50.7
5 2021-02-02 00:00 83.4
6 2021-02-03 00:00 57.5
7 2021-02-15 00:00 85.6
8 2021-02-16 00:00 102.8
9 2021-02-17 00:00 69.3
10 2021-02-20 00:00 54.3
11 2021-02-24 00:00 52.5
12 2021-02-25 00:00 59.1
13 2021-04-10 00:00 58.9
14 2021-10-05 00:00 64.2
15 2021-10-26 00:00 59.0
16 2021-10-27 00:00 51.1
17 2021-10-30 00:00 54.3
18 2021-10-31 00:00 59.3
19 2021-11-01 00:00 59.5
20 2021-11-14 00:00 55.8
21 2021-12-09 00:00 70.9
22 2021-12-27 00:00 51.9
23 2021-12-28 00:00 55.0