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: 2025-12-16 20:25 CET


Basic data
Locality: Wels
Code: 3WELA
Type of measuring programme: Automated measuring program
Locality owner: Amt der Oberosterreichischen Landesregierung
Classification
Abbreviation: B/U/RCI
Localization
Coordinates: 48° 9´ 53.633" North latitude 14° 2´ 11.819" East longitude
Altitude: 316 m

Actual measured level of air pollution

Actual unverified data

Date and time Air quality SO₂ NO₂ PM₁₀ O₃ PM₂.₅
3h average 3h average 3h average 3h average 3h average
µg∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³
2025-12-15 18:00 - 21:00 CET 1A 1.1 18.2 10.4 8.6 9.0
2025-12-15 19:00 - 22:00 CET 1A 1.1 16.5 10.7 10.5 9.3
2025-12-15 20:00 - 23:00 CET 1A 1.2 15.4 11.3 12.5 9.8
2025-12-15 21:00 - 00:00 CET 1A 1.2 14.1 12.0 14.7 10.6
2025-12-15 22:00 - 01:00 CET 1A 1.2 13.1 12.5 15.5 11.2
2025-12-15 23:00 - 02:00 CET 1A 1.1 11.9 12.7 16.8 11.5
2025-12-16 00:00 - 03:00 CET 1A 1.1 11.2 12.5 17.6 11.3
2025-12-16 01:00 - 04:00 CET 1A 1.0 10.6 12.1 18.4 10.9
2025-12-16 02:00 - 05:00 CET 1A 1.1 10.2 11.7 18.3 10.5
2025-12-16 03:00 - 06:00 CET 1A 1.2 10.0 11.4 18.1 10.1
2025-12-16 04:00 - 07:00 CET 1A 1.3 10.5 11.1 17.5 9.9
2025-12-16 05:00 - 08:00 CET 1A 1.3 11.7 10.8 16.5 9.5
2025-12-16 06:00 - 09:00 CET 1A 1.3 12.9 10.7 15.1 9.3
2025-12-16 07:00 - 10:00 CET 1A 1.4 13.3 10.8 14.3 9.3
2025-12-16 08:00 - 11:00 CET 1A 1.4 13.4 11.1 13.7 9.4
2025-12-16 09:00 - 12:00 CET 1A 1.4 13.7 11.1 13.7 9.4
2025-12-16 10:00 - 13:00 CET 1A 1.5 14.4 11.2 13.1 9.2
2025-12-16 11:00 - 14:00 CET 1A 1.4 14.8 11.2 13.0 9.1
2025-12-16 12:00 - 15:00 CET 1A 1.5 15.1 11.5 12.7 9.4
2025-12-16 13:00 - 16:00 CET 1A 1.6 16.0 11.8 11.8 9.8
2025-12-16 14:00 - 17:00 CET 1A 1.7 17.6 12.0 10.2 10.2
2025-12-16 15:00 - 18:00 CET 1A 1.9 19.3 12.1 8.4 10.4
2025-12-16 16:00 - 19:00 CET 1A 1.9 19.6 12.2 8.1 10.6
2025-12-16 17:00 - 20:00 CET 1A 1.8 19.0 12.6 7.8 11.1

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