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: LFRTA
Locality: Frýdlant
Sequence Date Value
1 2022-03-24 18:00 128.3
2 2022-04-13 19:00 120.6
3 2022-04-14 15:00 125.0
4 2022-05-19 20:00 127.0
5 2022-05-20 00:00 123.0
6 2022-06-05 19:00 128.8
7 2022-06-06 00:00 121.4
8 2022-06-16 19:00 123.6
9 2022-06-18 21:00 125.2
10 2022-06-19 00:00 120.4
11 2022-06-23 18:00 131.5
12 2022-06-24 14:00 126.6
13 2022-07-04 15:00 120.5
14 2022-07-19 18:00 128.2
15 2022-07-20 15:00 126.8
16 2022-07-21 15:00 150.8
17 2022-07-22 19:00 127.2
18 2022-07-25 20:00 138.7
19 2022-07-26 00:00 128.4
20 2022-07-29 18:00 120.1
21 2022-07-31 17:00 121.2
22 2022-08-03 20:00 128.0
23 2022-08-04 17:00 139.5
24 2022-08-05 17:00 157.3
25 2022-08-16 16:00 137.0
26 2022-08-17 16:00 141.9
27 2022-08-18 16:00 143.9
28 2022-08-19 00:00 129.4