Information about air quality in the Czech Republic

Year: 2022

Preliminary overview of the ambient limits exceedances

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

Updated: 2023-06-30 09:52 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: LSOUA
Locality: Souš
Sequence Date Value
1 2022-03-22 15:00 120.1
2 2022-03-24 15:00 139.6
3 2022-03-25 16:00 124.1
4 2022-04-13 15:00 123.0
5 2022-04-14 15:00 126.2
6 2022-05-11 18:00 126.7
7 2022-05-19 18:00 131.7
8 2022-06-03 17:00 121.6
9 2022-06-05 17:00 128.5
10 2022-06-16 18:00 124.6
11 2022-06-18 17:00 125.3
12 2022-06-23 17:00 122.4
13 2022-06-24 14:00 126.7
14 2022-06-26 17:00 120.6
15 2022-07-19 14:00 120.2
16 2022-07-20 16:00 121.7
17 2022-07-21 16:00 146.7
18 2022-07-22 17:00 125.3
19 2022-07-23 16:00 120.8
20 2022-07-25 17:00 138.5
21 2022-08-04 17:00 137.8
22 2022-08-05 17:00 153.0
23 2022-08-16 18:00 129.0
24 2022-08-17 17:00 136.8
25 2022-08-18 16:00 142.4
26 2022-08-19 00:00 125.5