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: SO2 - sulphur dioxide
Averaging interval: 1 hour
Unit: µg/m3
Ambient limit: 350
Max. permissible number of exceedances: 24
Owner: ČHMÚ
Data supplier: CHMI-brand Ostrava AIM
Code of the measuring programme: TOPRA
Locality: Ostrava-Přívoz
Sequence Date Value
1 2018-01-15 08:00 908.1
2 2018-01-15 09:00 385.3
3 2018-01-27 08:00 418.6
4 2018-01-29 08:00 448.4
5 2018-02-19 08:00 424.2
6 2018-03-21 19:00 438.3
7 2018-03-21 20:00 875.1
8 2018-04-04 06:00 533.4
9 2018-04-05 15:00 555.2
10 2018-08-20 05:00 481.7
11 2018-08-24 05:00 481.5
12 2018-08-24 06:00 351.0
13 2018-08-30 06:00 757.4
14 2018-09-17 06:00 416.2
15 2018-09-19 06:00 645.0
16 2018-09-19 07:00 429.3
17 2018-09-20 07:00 391.7