Web Generator 1.0.0
ISKO
Information about air quality in the Czech Republic
Current overview of data from automated stations (non-verified data)

Updated: 2025-12-08 04:26 CET


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

Actual measured level of air pollution

Actual unverified data

Date and time Air quality SO₂ NO₂ PM₁₀ O₃
3h average 3h average 3h average 3h average
µg∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³
2025-12-07 02:00 - 05:00 CET 26.8 3.6
2025-12-07 03:00 - 06:00 CET 0.4 25.1 3.6
2025-12-07 04:00 - 07:00 CET 0.7 23.8 3.5
2025-12-07 05:00 - 08:00 CET 0.6 23.8 3.5
2025-12-07 06:00 - 09:00 CET 0.6 24.2 3.5
2025-12-07 07:00 - 10:00 CET 0.5 24.9 5.0
2025-12-07 08:00 - 11:00 CET 27.0 6.0
2025-12-07 09:00 - 12:00 CET 28.2 20.4
2025-12-07 10:00 - 13:00 CET 21.8 46.3
2025-12-07 11:00 - 14:00 CET 14.9 55.0
2025-12-07 12:00 - 15:00 CET 8.8 66.4
2025-12-07 13:00 - 16:00 CET 0.5 10.4 64.8
2025-12-07 14:00 - 17:00 CET 0.5 11.6 58.2
2025-12-07 15:00 - 18:00 CET 27.4 46.2
2025-12-07 16:00 - 19:00 CET 46.5 28.0
2025-12-07 17:00 - 20:00 CET 50.3 13.5
2025-12-07 18:00 - 21:00 CET 0.2 54.7 7.3
2025-12-07 19:00 - 22:00 CET 0.3 50.8 7.9
2025-12-07 20:00 - 23:00 CET 0.3 46.0 8.0
2025-12-07 21:00 - 00:00 CET 0.4 38.6 6.9
2025-12-07 22:00 - 01:00 CET 31.2 7.5
2025-12-07 23:00 - 02:00 CET 23.2 9.5
2025-12-08 00:00 - 03:00 CET 18.2 11.2
2025-12-08 01:00 - 04:00 CET 15.3 12.3

Legend

Level Index range Air quality
     1A      ≥ 0.00 and < 0.34 very good to good
     1B      ≥ 0.34 and < 0.67
     2A      ≥ 0.67 and < 1.00 acceptable
     2B      ≥ 1.00 and < 1.50
     3A      ≥ 1.50 and < 2.00 aggravated to bad
     3B      ≥ 2.00
Component is not measured, index not determined
Incomplete data


Map of station position

Map is on page with detailed information about locality