Information about air quality in the Czech Republic

Year: 2019

Preliminary overview of the ambient limits exceedances

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

Updated: 2020-06-30 05:19 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 - Libuš AIM
Code of the measuring programme: ASUCA
Locality: Praha 6-Suchdol
Sequence Date Value
1 2019-04-18 17:00 121.1
2 2019-04-19 18:00 139.9
3 2019-04-20 17:00 135.1
4 2019-04-21 17:00 127.7
5 2019-05-24 19:00 129.0
6 2019-05-25 16:00 127.7
7 2019-06-02 17:00 128.7
8 2019-06-04 16:00 139.7
9 2019-06-05 17:00 130.8
10 2019-06-10 17:00 122.5
11 2019-06-14 17:00 132.2
12 2019-06-15 16:00 120.2
13 2019-06-18 18:00 126.8
14 2019-06-19 15:00 120.4
15 2019-06-24 18:00 132.9
16 2019-06-26 18:00 148.1
17 2019-06-27 00:00 134.1
18 2019-06-29 17:00 142.3
19 2019-06-30 18:00 139.1
20 2019-07-01 18:00 130.3
21 2019-07-06 18:00 142.4
22 2019-07-18 18:00 120.8
23 2019-07-20 17:00 133.1
24 2019-07-24 17:00 128.2
25 2019-07-25 17:00 139.6
26 2019-07-26 15:00 126.2
27 2019-07-29 17:00 126.8
28 2019-08-25 17:00 122.2
29 2019-08-26 18:00 121.6
30 2019-08-28 18:00 124.2
31 2019-08-29 18:00 127.5
32 2019-08-30 17:00 150.3
33 2019-08-31 17:00 142.8