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: ČHMÚ-pobočka Ústí n/Labem-AIM
Code of the measuring programme: ULOMA
Locality: Lom
Sequence Date Value
1 2018-04-21 18:00 133.7
2 2018-04-22 17:00 125.5
3 2018-05-27 16:00 128.6
4 2018-05-29 17:00 124.3
5 2018-05-31 16:00 122.4
6 2018-06-07 17:00 136.9
7 2018-06-08 17:00 141.2
8 2018-06-17 15:00 123.9
9 2018-07-04 16:00 155.0
10 2018-07-05 15:00 159.6
11 2018-07-06 00:00 121.9
12 2018-07-15 17:00 125.3
13 2018-07-17 19:00 125.5
14 2018-07-18 18:00 123.4
15 2018-07-20 18:00 148.8
16 2018-07-21 18:00 144.2
17 2018-07-22 19:00 136.9
18 2018-07-23 00:00 131.5
19 2018-07-24 17:00 123.6
20 2018-07-28 18:00 136.5
21 2018-07-29 16:00 134.6
22 2018-07-30 17:00 147.4
23 2018-08-01 18:00 147.1
24 2018-08-02 17:00 133.6
25 2018-08-03 16:00 123.3
26 2018-08-04 15:00 130.2
27 2018-08-06 17:00 142.3
28 2018-08-07 17:00 144.3
29 2018-08-08 17:00 143.7
30 2018-08-09 17:00 165.2
31 2018-08-17 17:00 139.4
32 2018-08-19 17:00 148.8
33 2018-08-22 18:00 120.5
34 2018-08-23 18:00 133.4
35 2018-08-29 17:00 120.4
36 2018-09-12 17:00 131.6