Updated: 2025-10-03 21:26 CEST

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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

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Actual measured level of air pollution

Actual unverified data

Date and time	SO₂		NO₂	CO	O₃		PM₁₀		PM₂.₅
	1h	24h average	1h	8h average	1h	8h average	1h	24h average	1h
	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³	µg∙m⁻³
2025-10-02 21:00 - 22:00 CEST							26.0	18.7	17.1
2025-10-02 22:00 - 23:00 CEST							37.8	19.2	27.5
2025-10-02 23:00 - 00:00 CEST							20.4	19.2	21.5
2025-10-03 00:00 - 01:00 CEST							44.1	20.1	25.8
2025-10-03 01:00 - 02:00 CEST							23.8	20.5	19.0
2025-10-03 02:00 - 03:00 CEST							28.4	21.2	30.9
2025-10-03 03:00 - 04:00 CEST							20.1	20.9	15.4
2025-10-03 04:00 - 05:00 CEST							26.8	21.5	25.7
2025-10-03 05:00 - 06:00 CEST							13.7	21.5	14.9
2025-10-03 06:00 - 07:00 CEST							16.8	21.7	25.2
2025-10-03 07:00 - 08:00 CEST							14.3	21.0	18.9
2025-10-03 08:00 - 09:00 CEST							38.7	21.4	19.6
2025-10-03 09:00 - 10:00 CEST							40.0	22.0	45.0
2025-10-03 10:00 - 11:00 CEST							21.6	22.1	22.2
2025-10-03 11:00 - 12:00 CEST							15.2	21.4	10.7
2025-10-03 12:00 - 13:00 CEST							17.0	21.0	22.5
2025-10-03 13:00 - 14:00 CEST							21.3	21.2	11.6
2025-10-03 14:00 - 15:00 CEST							10.9	21.1	9.5
2025-10-03 15:00 - 16:00 CEST							6.3	21.0	5.5
2025-10-03 16:00 - 17:00 CEST							15.1	21.0	13.8
2025-10-03 17:00 - 18:00 CEST							22.7	21.5	12.8
2025-10-03 18:00 - 19:00 CEST							16.3	21.9	9.2
2025-10-03 19:00 - 20:00 CEST							9.8	21.9	18.3
2025-10-03 20:00 - 21:00 CEST							16.0	21.8	19.4

Legend

Color	Description
	Component is not measured
	Incomplete data
	Limit exceeded

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Map of station position

Map is on page with detailed information about locality