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 - pob. Plzeň
Code of the measuring programme: CKOCA
Locality: Kocelovice
Sequence Date Value
1 2019-04-09 16:00 123.0
2 2019-04-19 18:00 122.8
3 2019-04-20 16:00 128.8
4 2019-04-21 17:00 130.0
5 2019-05-02 17:00 124.0
6 2019-05-25 15:00 125.9
7 2019-05-26 18:00 120.4
8 2019-06-04 17:00 121.9
9 2019-06-05 18:00 125.4
10 2019-06-14 17:00 125.7
11 2019-06-15 17:00 123.0
12 2019-06-18 16:00 122.0
13 2019-06-25 19:00 122.7
14 2019-06-26 17:00 133.8
15 2019-06-27 16:00 129.1
16 2019-06-29 18:00 123.9
17 2019-06-30 21:00 141.6
18 2019-07-01 15:00 136.4
19 2019-07-02 17:00 126.8
20 2019-07-06 15:00 126.2
21 2019-07-19 15:00 122.3
22 2019-07-20 16:00 132.7
23 2019-07-24 21:00 134.2
24 2019-07-25 18:00 147.7
25 2019-07-26 17:00 148.0
26 2019-08-05 16:00 121.7
27 2019-08-28 17:00 129.7
28 2019-08-30 17:00 129.9
29 2019-08-31 16:00 129.8