Updated: 2025-12-14 19:27 CET

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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
2025-12-13 19:00 - 20:00 CET							6.9	19.1	5.7
2025-12-13 20:00 - 21:00 CET							4.4	18.5	4.3
2025-12-13 21:00 - 22:00 CET							15.1	18.6	6.6
2025-12-13 22:00 - 23:00 CET							19.7	19.0	3.8
2025-12-13 23:00 - 00:00 CET							10.6	18.2	3.8
2025-12-14 00:00 - 01:00 CET							7.4	17.6	12.8
2025-12-14 01:00 - 02:00 CET							5.8	16.3	4.4
2025-12-14 02:00 - 03:00 CET							3.0	15.6	4.4
2025-12-14 03:00 - 04:00 CET							1.0	14.1	8.0
2025-12-14 04:00 - 05:00 CET							5.6	13.4	9.7
2025-12-14 05:00 - 06:00 CET							6.8	13.1	10.3
2025-12-14 06:00 - 07:00 CET							5.1	12.9	6.4
2025-12-14 07:00 - 08:00 CET							3.4	12.2	3.6
2025-12-14 08:00 - 09:00 CET							5.7	11.0	2.0
2025-12-14 09:00 - 10:00 CET							3.5	9.8	7.6
2025-12-14 10:00 - 11:00 CET							13.0	9.5	7.6
2025-12-14 11:00 - 12:00 CET							10.2	8.4	4.7
2025-12-14 12:00 - 13:00 CET							10.4	7.6	7.0
2025-12-14 13:00 - 14:00 CET							7.2	7.2	7.0
2025-12-14 14:00 - 15:00 CET							5.4	7.0	4.7
2025-12-14 15:00 - 16:00 CET							2.9	6.9	7.0
2025-12-14 16:00 - 17:00 CET							1.0	6.9	7.0
2025-12-14 17:00 - 18:00 CET							6.2	7.1	3.7
2025-12-14 18:00 - 19:00 CET							8.6	7.0	2.9

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