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: ČHMÚ
Data supplier: CHMI-Brno AIM
Code of the measuring programme: BBDNA
Locality: Brno - Dětská nemocnice
Sequence Date Value
1 2018-04-21 17:00 125.7
2 2018-04-22 16:00 120.1
3 2018-05-22 17:00 121.3
4 2018-05-26 18:00 134.2
5 2018-05-27 15:00 126.0
6 2018-05-28 17:00 129.2
7 2018-06-07 17:00 121.1
8 2018-06-11 16:00 121.9
9 2018-07-03 18:00 122.6
10 2018-07-04 17:00 143.1
11 2018-07-05 16:00 156.6
12 2018-07-06 19:00 127.2
13 2018-07-21 17:00 123.3
14 2018-07-23 18:00 122.7
15 2018-07-29 15:00 123.2
16 2018-08-03 20:00 123.3
17 2018-08-04 16:00 139.4
18 2018-08-05 16:00 133.3
19 2018-08-07 18:00 133.6
20 2018-08-08 16:00 135.1
21 2018-08-09 17:00 137.9
22 2018-08-13 17:00 128.8
23 2018-08-18 14:00 125.2
24 2018-08-19 16:00 132.2
25 2018-08-20 17:00 126.1
26 2018-08-23 17:00 138.2
27 2018-09-12 17:00 121.5
28 2018-09-13 16:00 129.6