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: 2025-12-05 07:25 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
2025-12-04 05:00 - 08:00 CET 1.6 12.2 25.2
2025-12-04 06:00 - 09:00 CET 1.6 14.6 23.4
2025-12-04 07:00 - 10:00 CET 1.5 15.8 22.7
2025-12-04 08:00 - 11:00 CET 1.5 16.9 21.5
2025-12-04 09:00 - 12:00 CET 1.8 17.0 21.8
2025-12-04 10:00 - 13:00 CET 2.3 17.6 22.1
2025-12-04 11:00 - 14:00 CET 3.2 16.3 23.0
2025-12-04 12:00 - 15:00 CET 3.8 17.8 19.7
2025-12-04 13:00 - 16:00 CET 3.8 18.4 15.8
2025-12-04 14:00 - 17:00 CET 3.2 21.1 14.4
2025-12-04 15:00 - 18:00 CET 2.3 20.8 12.7
2025-12-04 16:00 - 19:00 CET 1.8 20.9 11.2
2025-12-04 17:00 - 20:00 CET 1.2 20.2 10.0
2025-12-04 18:00 - 21:00 CET 1.3 23.4 8.7
2025-12-04 19:00 - 22:00 CET 1.3 27.6 7.0
2025-12-04 20:00 - 23:00 CET 1.6 27.1 7.2
2025-12-04 21:00 - 00:00 CET 1.5 24.6 10.6
2025-12-04 22:00 - 01:00 CET 1.5 20.4 16.2
2025-12-04 23:00 - 02:00 CET 1.4 16.1 23.1
2025-12-05 00:00 - 03:00 CET 1.4 14.2 27.0
2025-12-05 01:00 - 04:00 CET 1.3 13.4 29.0
2025-12-05 02:00 - 05:00 CET 1.3 13.6 28.8
2025-12-05 03:00 - 06:00 CET 1.3 16.7 26.2
2025-12-05 04:00 - 07:00 CET 1.3 21.8 22.0

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