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: 2026-05-24 17:25 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
2026-05-23 15:00 - 18:00 CEST 2B 3.1 5.2 8.7 104.6 4.6
2026-05-23 16:00 - 19:00 CEST 2B 3.0 5.2 8.9 105.0 4.7
2026-05-23 17:00 - 20:00 CEST 2A 2.9 5.2 9.3 103.4 4.8
2026-05-23 18:00 - 21:00 CEST 2A 3.0 12.3 10.6 95.8 5.5
2026-05-23 19:00 - 22:00 CEST 2A 3.1 22.2 13.0 77.3 6.9
2026-05-23 20:00 - 23:00 CEST 2A 3.3 29.4 15.1 57.1 8.5
2026-05-23 21:00 - 00:00 CEST 2A 3.4 29.7 15.7 41.6 9.4
2026-05-23 22:00 - 01:00 CEST 1B 3.4 24.3 14.2 37.2 9.0
2026-05-23 23:00 - 02:00 CEST 1B 3.5 19.2 12.6 36.7 8.2
2026-05-24 00:00 - 03:00 CEST 1B 3.9 16.2 11.6 35.6 7.7
2026-05-24 01:00 - 04:00 CEST 1B 4.3 16.1 11.5 32.2 8.1
2026-05-24 02:00 - 05:00 CEST 1B 4.4 15.9 11.5 29.4 8.3
2026-05-24 03:00 - 06:00 CEST 1B 4.2 15.1 11.7 25.2 8.7
2026-05-24 04:00 - 07:00 CEST 1B 4.0 13.5 12.1 25.9 8.9
2026-05-24 05:00 - 08:00 CEST 1B 4.2 11.5 12.5 30.0 9.1
2026-05-24 06:00 - 09:00 CEST 1B 4.2 9.4 12.5 41.2 8.9
2026-05-24 07:00 - 10:00 CEST 1B 4.2 8.2 12.4 55.0 8.4
2026-05-24 08:00 - 11:00 CEST 2A 3.9 8.1 12.1 72.8 7.8
2026-05-24 09:00 - 12:00 CEST 2A 3.7 6.8 11.2 90.2 6.8
2026-05-24 10:00 - 13:00 CEST 2B 3.7 5.3 10.1 103.7 5.9
2026-05-24 11:00 - 14:00 CEST 2B 3.6 3.5 9.1 110.6 5.1
2026-05-24 12:00 - 15:00 CEST 2B 3.6 3.1 8.9 113.0 4.8
2026-05-24 13:00 - 16:00 CEST 2B 3.6 2.8 8.9 114.0 4.7
2026-05-24 14:00 - 17:00 CEST 2B 3.5 2.9 9.0 114.7 4.7

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