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: 2025-09-08 19:26 CEST


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
2025-09-07 17:00 - 20:00 CEST 2A 2.6 15.2 8.2 59.8 5.3
2025-09-07 18:00 - 21:00 CEST 1B 2.8 28.6 9.6 39.2 6.4
2025-09-07 19:00 - 22:00 CEST 1B 3.2 41.0 10.8 21.3 7.5
2025-09-07 20:00 - 23:00 CEST 1B 3.8 40.3 11.9 9.0 8.4
2025-09-07 21:00 - 00:00 CEST 1B 4.2 32.4 12.7 8.9 9.0
2025-09-07 22:00 - 01:00 CEST 1A 4.5 22.6 12.3 8.2 8.7
2025-09-07 23:00 - 02:00 CEST 1A 4.7 17.0 11.2 6.4 8.1
2025-09-08 00:00 - 03:00 CEST 1A 4.9 13.4 10.0 4.1 7.3
2025-09-08 01:00 - 04:00 CEST 1A 5.2 12.4 9.4 2.3 6.9
2025-09-08 02:00 - 05:00 CEST 1A 5.3 10.9 8.8 2.0 6.3
2025-09-08 03:00 - 06:00 CEST 1A 5.3 11.3 8.5 2.1 6.6
2025-09-08 04:00 - 07:00 CEST 1A 5.1 12.2 9.8 3.0 7.7
2025-09-08 05:00 - 08:00 CEST 1A 5.0 14.6 12.4 5.1 9.6
2025-09-08 06:00 - 09:00 CEST 1A 5.0 16.9 15.3 7.0 11.3
2025-09-08 07:00 - 10:00 CEST 1B 5.0 17.3 16.8 12.9 12.2
2025-09-08 08:00 - 11:00 CEST 1B 4.9 14.2 16.2 25.1 12.0
2025-09-08 09:00 - 12:00 CEST 1B 4.6 9.4 14.7 40.5 11.2
2025-09-08 10:00 - 13:00 CEST 1B 4.1 6.1 13.6 52.0 10.6
2025-09-08 11:00 - 14:00 CEST 2A 3.3 5.4 14.0 60.0 10.6
2025-09-08 12:00 - 15:00 CEST 2A 2.8 5.3 13.8 69.6 10.1
2025-09-08 13:00 - 16:00 CEST 2A 2.7 4.9 12.2 80.1 8.7
2025-09-08 14:00 - 17:00 CEST 2A 2.7 5.7 10.5 85.8 7.0
2025-09-08 15:00 - 18:00 CEST 2A 2.5 9.2 11.2 85.9 6.0
2025-09-08 16:00 - 19:00 CEST 2A 2.5 13.6 11.7 81.1 5.9

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