Information about air quality in the Czech Republic

Current overview of data from automated stations (non-verified data)

Updated: 2024-12-09 20:30 CET


Locality

Basic data Locality photo
Locality: Opava-Katerinky
Code: TOVKA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/U/R
Localization
Coordinates: 49° 56´ 41.958" North latitude 17° 54´ 34.310" East longitude
Altitude: 255 m

Actual measured level of air pollution

Actual unverified data

Date and time Air quality SO₂ NO₂ PM₁₀ O₃ PM₁₀ - from model O₃ - from model PM₂.₅
3h average 3h average 3h average 3h average 3h average 3h average 3h average
µg∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³
2024-12-08 18:00 - 21:00 CET 40.9 39.9
2024-12-08 19:00 - 22:00 CET 39.3 40.5
2024-12-08 20:00 - 23:00 CET 35.1 41.1
2024-12-08 21:00 - 00:00 CET 36.2 35.1
2024-12-08 22:00 - 01:00 CET 29.8 29.6
2024-12-08 23:00 - 02:00 CET 28.7 24.2
2024-12-09 00:00 - 03:00 CET 24.6 23.7
2024-12-09 01:00 - 04:00 CET 22.7 22.6
2024-12-09 02:00 - 05:00 CET 25.0 24.4
2024-12-09 03:00 - 06:00 CET 27.7 24.1
2024-12-09 04:00 - 07:00 CET 26.6 19.9
2024-12-09 05:00 - 08:00 CET 25.6 22.2
2024-12-09 06:00 - 09:00 CET 25.5 22.2
2024-12-09 07:00 - 10:00 CET 32.4 27.6
2024-12-09 08:00 - 11:00 CET 36.6 27.4
2024-12-09 09:00 - 12:00 CET 37.0 27.2
2024-12-09 10:00 - 13:00 CET 32.8 21.3
2024-12-09 11:00 - 14:00 CET 27.7 20.7
2024-12-09 12:00 - 15:00 CET 24.8 21.4
2024-12-09 13:00 - 16:00 CET 21.1 25.4
2024-12-09 14:00 - 17:00 CET 16.6 21.5
2024-12-09 15:00 - 18:00 CET 13.5 15.2
2024-12-09 16:00 - 19:00 CET 11.8 9.9
2024-12-09 17:00 - 20:00 CET 13.0 7.5

Legend

Level Index range Air quality
     1A      ≥ 0.00 and < 0.34 very good to good
     1B      ≥ 0.34 and < 0.67
     2A      ≥ 0.67 and < 1.00 acceptable
     2B      ≥ 1.00 and < 1.50
     3A      ≥ 1.50 and < 2.00 aggravated to bad
     3B      ≥ 2.00
Component is not measured, index not determined
Incomplete data


Map of station position

Map is on page with detailed information about locality