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: UULKA
Locality: Ústí n.L.-Kočkov
Sequence Date Value
1 2022-03-24 17:00 129.9
2 2022-04-13 19:00 121.7
3 2022-05-16 16:00 121.2
4 2022-05-18 19:00 126.2
5 2022-05-19 19:00 137.4
6 2022-06-03 19:00 130.8
7 2022-06-05 16:00 125.5
8 2022-06-15 20:00 139.4
9 2022-06-16 00:00 133.6
10 2022-06-18 16:00 126.0
11 2022-06-19 21:00 126.4
12 2022-06-22 19:00 124.5
13 2022-06-23 17:00 136.9
14 2022-06-24 12:00 128.9
15 2022-06-26 20:00 126.9
16 2022-06-27 15:00 125.4
17 2022-07-18 19:00 133.0
18 2022-07-19 17:00 156.9
19 2022-07-20 00:00 141.0
20 2022-07-21 12:00 145.0
21 2022-07-22 18:00 138.9
22 2022-07-23 00:00 124.7
23 2022-07-24 20:00 122.1
24 2022-07-25 18:00 143.6
25 2022-07-26 00:00 126.2
26 2022-07-29 19:00 123.7
27 2022-07-31 15:00 122.5
28 2022-08-02 21:00 120.7
29 2022-08-03 18:00 147.0
30 2022-08-04 20:00 155.6
31 2022-08-05 16:00 155.6
32 2022-08-16 16:00 133.4
33 2022-08-17 23:00 152.2
34 2022-08-18 18:00 152.9
35 2022-08-19 00:00 130.0