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: ULTTA
Locality: Litoměřice
Sequence Date Value
1 2019-04-19 19:00 135.1
2 2019-04-20 17:00 133.4
3 2019-04-21 16:00 125.6
4 2019-06-04 17:00 126.4
5 2019-06-05 17:00 127.6
6 2019-06-10 18:00 121.2
7 2019-06-14 17:00 127.4
8 2019-06-15 16:00 120.1
9 2019-06-18 17:00 123.0
10 2019-06-19 16:00 131.2
11 2019-06-24 16:00 126.0
12 2019-06-25 16:00 128.1
13 2019-06-26 17:00 165.9
14 2019-06-27 00:00 145.5
15 2019-06-29 18:00 125.3
16 2019-06-30 16:00 138.1
17 2019-07-01 15:00 152.0
18 2019-07-06 17:00 139.0
19 2019-07-24 18:00 121.1
20 2019-07-25 17:00 125.7
21 2019-07-29 18:00 125.6
22 2019-08-25 16:00 120.4
23 2019-08-30 17:00 135.4
24 2019-08-31 17:00 141.7