Information about air quality in the Czech Republic

Year: 2018

Preliminary overview of the ambient limits exceedances

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

Updated: 2019-06-30 04:46 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: MPl
Data supplier: ČHMÚ - pob. Plzeň
Code of the measuring programme: PPMOA
Locality: Plzeň - mobil
Sequence Date Value
1 2018-04-21 18:00 127.7
2 2018-04-22 17:00 132.9
3 2018-05-06 17:00 121.1
4 2018-05-07 17:00 125.5
5 2018-05-22 17:00 121.6
6 2018-05-26 18:00 122.7
7 2018-05-27 16:00 127.7
8 2018-06-05 16:00 126.9
9 2018-06-06 18:00 129.4
10 2018-06-07 17:00 128.0
11 2018-06-16 17:00 129.5
12 2018-07-03 18:00 122.3
13 2018-07-04 18:00 149.9
14 2018-07-05 15:00 127.5
15 2018-07-17 18:00 120.7
16 2018-07-20 18:00 134.7
17 2018-07-21 17:00 128.7
18 2018-07-22 18:00 130.0
19 2018-07-23 16:00 132.1
20 2018-07-24 17:00 124.1
21 2018-07-27 18:00 124.1
22 2018-07-28 17:00 122.8
23 2018-07-29 15:00 120.7
24 2018-07-30 17:00 127.0
25 2018-07-31 17:00 142.0
26 2018-08-01 18:00 134.6
27 2018-08-02 17:00 129.8
28 2018-08-03 16:00 134.0
29 2018-08-04 17:00 130.1
30 2018-08-05 16:00 123.9
31 2018-08-07 17:00 130.5
32 2018-08-08 16:00 134.7
33 2018-08-09 17:00 133.9
34 2018-08-18 16:00 131.0
35 2018-08-19 17:00 134.6