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-pobočka Ústí n/Labem-AIM
Code of the measuring programme: UMOMA
Locality: Most
Sequence Date Value
1 2019-04-18 16:00 123.7
2 2019-04-19 17:00 137.8
3 2019-04-20 17:00 136.5
4 2019-04-21 17:00 133.4
5 2019-05-24 17:00 130.1
6 2019-06-04 17:00 131.8
7 2019-06-05 17:00 128.4
8 2019-06-14 17:00 141.1
9 2019-06-15 17:00 122.6
10 2019-06-18 18:00 130.8
11 2019-06-19 15:00 128.3
12 2019-06-24 18:00 130.9
13 2019-06-25 17:00 140.4
14 2019-06-26 17:00 162.5
15 2019-06-27 00:00 147.7
16 2019-06-29 18:00 131.8
17 2019-06-30 17:00 135.8
18 2019-07-01 16:00 147.3
19 2019-07-06 16:00 136.8
20 2019-07-25 17:00 161.9
21 2019-07-27 17:00 123.4
22 2019-08-23 17:00 121.2
23 2019-08-25 17:00 126.8
24 2019-08-26 17:00 130.6
25 2019-08-27 16:00 120.7
26 2019-08-30 16:00 128.8
27 2019-08-31 17:00 148.8