Updated: 2026-05-24 17:27 CEST

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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
2026-05-23 17:00 - 18:00 CEST	0.9	0.8	8.0		104.4	101.3
2026-05-23 18:00 - 19:00 CEST	0.8	0.9	8.5		99.0	101.8
2026-05-23 19:00 - 20:00 CEST	0.6	0.9	10.3		91.3	100.2
2026-05-23 20:00 - 21:00 CEST	0.5	0.9	13.5		81.3	98.9
2026-05-23 21:00 - 22:00 CEST	0.9	0.9	20.5		72.1	95.7
2026-05-23 22:00 - 23:00 CEST		0.9	23.6		69.2	91.4
2026-05-23 23:00 - 00:00 CEST	0.9	0.9	25.5		64.5	86.0
2026-05-24 00:00 - 01:00 CEST	0.8	0.9	28.4		60.1	80.2
2026-05-24 01:00 - 02:00 CEST	0.8	0.9	27.8		48.7	73.3
2026-05-24 02:00 - 03:00 CEST	0.6	0.9	21.7		57.5	68.1
2026-05-24 03:00 - 04:00 CEST	0.5	0.9	19.0		60.0	64.2
2026-05-24 04:00 - 05:00 CEST		0.9				61.7
2026-05-24 05:00 - 06:00 CEST	0.4	0.9	17.6		55.3	59.3
2026-05-24 06:00 - 07:00 CEST	0.9	0.9	12.3		65.4	58.8
2026-05-24 07:00 - 08:00 CEST	0.7	0.9	9.4		76.7	60.5
2026-05-24 08:00 - 09:00 CEST	0.9	0.9	9.1		80.8	63.5
2026-05-24 09:00 - 10:00 CEST	1.2	1.0	8.5		101.8	71.1
2026-05-24 10:00 - 11:00 CEST	1.7	1.0			101.1	77.3
2026-05-24 11:00 - 12:00 CEST	1.6	0.9	6.0		100.2	83.1
2026-05-24 12:00 - 13:00 CEST	1.3	0.9	5.9		96.9	84.8
2026-05-24 13:00 - 14:00 CEST	1.1	0.9	6.0		109.0	91.5
2026-05-24 14:00 - 15:00 CEST	1.1	0.9	5.5		116.3	97.9
2026-05-24 15:00 - 16:00 CEST	1.1	0.9	5.8		119.3	103.2
2026-05-24 16:00 - 17:00 CEST	1.1	0.9	6.2		114.3	107.4

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