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: PPRMA
Locality: Přimda
Sequence Date Value
1 2019-04-09 16:00 123.2
2 2019-04-16 18:00 120.1
3 2019-04-19 23:00 126.0
4 2019-04-20 17:00 132.6
5 2019-04-21 18:00 130.9
6 2019-04-22 17:00 125.7
7 2019-05-02 18:00 122.9
8 2019-05-25 05:00 129.6
9 2019-06-04 21:00 127.3
10 2019-06-05 19:00 124.9
11 2019-06-14 17:00 123.2
12 2019-06-18 20:00 122.6
13 2019-06-19 20:00 127.2
14 2019-06-20 02:00 126.5
15 2019-06-25 23:00 125.3
16 2019-07-06 15:00 135.3
17 2019-07-07 00:00 128.3
18 2019-07-18 22:00 133.2
19 2019-07-19 00:00 130.6
20 2019-07-20 17:00 128.4
21 2019-07-24 23:00 123.9
22 2019-07-25 21:00 147.2
23 2019-07-26 00:00 138.3
24 2019-08-28 23:00 133.1
25 2019-08-29 00:00 133.3
26 2019-08-30 23:00 125.7
27 2019-08-31 20:00 128.2
28 2019-09-01 00:00 121.0