Updated: 2025-12-05 05:27 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
2025-12-04 05:00 - 06:00 CET	1.7	0.6	8.9		27.1	29.1
2025-12-04 06:00 - 07:00 CET	1.6	0.6	12.9		24.6	28.2
2025-12-04 07:00 - 08:00 CET			14.6		23.8	27.1
2025-12-04 08:00 - 09:00 CET	1.5	0.7	16.3		21.8	25.9
2025-12-04 09:00 - 10:00 CET	1.4	0.7	16.5		22.5	24.8
2025-12-04 10:00 - 11:00 CET	1.7	0.8	18.0		20.2	23.8
2025-12-04 11:00 - 12:00 CET	2.2	0.9	16.5		22.5	23.2
2025-12-04 12:00 - 13:00 CET	3.0	1.0	18.2		23.5	23.3
2025-12-04 13:00 - 14:00 CET	4.4	1.2	14.3			22.7
2025-12-04 14:00 - 15:00 CET	3.9	1.4	20.8		16.6	21.6
2025-12-04 15:00 - 16:00 CET	2.9	1.5	20.2		14.8	20.3
2025-12-04 16:00 - 17:00 CET	2.7	1.6	22.2		11.9	18.9
2025-12-04 17:00 - 18:00 CET	1.3	1.6	20.1		11.5	17.3
2025-12-04 18:00 - 19:00 CET	1.4	1.6	20.3		10.2	15.8
2025-12-04 19:00 - 20:00 CET	1.1	1.6			8.4	13.8
2025-12-04 20:00 - 21:00 CET	1.5	1.7	25.9		7.6	11.6
2025-12-04 21:00 - 22:00 CET	1.4	1.7	29.8		5.0	10.7
2025-12-04 22:00 - 23:00 CET	1.8	1.8	25.6		9.0	9.8
2025-12-04 23:00 - 00:00 CET	1.3	1.8	18.5		17.8	10.2
2025-12-05 00:00 - 01:00 CET	1.5	1.8	17.2		21.9	11.4
2025-12-05 01:00 - 02:00 CET	1.4	1.9	12.8		29.5	13.7
2025-12-05 02:00 - 03:00 CET	1.3	1.9	12.8		29.6	16.1
2025-12-05 03:00 - 04:00 CET	1.3	1.9	14.6		27.8	18.5
2025-12-05 04:00 - 05:00 CET	1.3	1.9	13.5		28.9	21.2

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