Updated: 2025-12-14 18:26 CET

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Locality

Basic data
Locality:	Wien-Stephansplatz
Code:	1STEA
Type of measuring programme:	Automated measuring program
Locality owner:	Magistrat der Stadt Wien
Classification
Abbreviation:	B/U/R
Localization
Coordinates:	48° 12´ 32.000" North latitude 16° 22´ 26.017" East longitude
Altitude:	173 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 18:00 - 19:00 CET			31.5		3.7	5.8
2025-12-13 19:00 - 20:00 CET			29.2		6.1	5.5
2025-12-13 20:00 - 21:00 CET			24.1		10.2	5.8
2025-12-13 21:00 - 22:00 CET			22.9		11.0	6.2
2025-12-13 22:00 - 23:00 CET			21.5		11.6	6.8
2025-12-13 23:00 - 00:00 CET			20.5		11.6	7.7
2025-12-14 00:00 - 01:00 CET			20.4		12.4	8.8
2025-12-14 01:00 - 02:00 CET			18.4		16.5	10.4
2025-12-14 02:00 - 03:00 CET			19.4		16.0	11.9
2025-12-14 03:00 - 04:00 CET			17.7			12.7
2025-12-14 04:00 - 05:00 CET			16.9		15.4	13.5
2025-12-14 05:00 - 06:00 CET			18.0		14.2	14.0
2025-12-14 06:00 - 07:00 CET			18.0		12.9	14.1
2025-12-14 07:00 - 08:00 CET	0.2		16.2		13.1	14.3
2025-12-14 08:00 - 09:00 CET			14.3		14.0	14.6
2025-12-14 09:00 - 10:00 CET					14.1	14.2
2025-12-14 10:00 - 11:00 CET			13.6		14.1	14.0
2025-12-14 11:00 - 12:00 CET	0.4		15.3		13.5	13.9
2025-12-14 12:00 - 13:00 CET			16.9		13.9	13.7
2025-12-14 13:00 - 14:00 CET			21.6		11.1	13.3
2025-12-14 14:00 - 15:00 CET			22.9		7.1	12.6
2025-12-14 15:00 - 16:00 CET			25.2		5.9	11.7
2025-12-14 16:00 - 17:00 CET			24.0		6.5	10.8
2025-12-14 17:00 - 18:00 CET			24.8		8.6	10.1

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