Information about air quality in the Czech Republic

Current overview of data from automated stations (non-verified data)

Updated: 2024-12-22 12:28 CET


Locality

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
2024-12-21 10:00 - 13:00 CET 1A 1.8 15.1 6.2 53.5 4.0
2024-12-21 11:00 - 14:00 CET 1A 2.0 14.5 5.4 55.9 3.4
2024-12-21 12:00 - 15:00 CET 1A 2.2 13.7 5.0 58.4 3.0
2024-12-21 13:00 - 16:00 CET 1A 2.4 15.3 5.2 58.1 2.8
2024-12-21 14:00 - 17:00 CET 1A 2.5 21.5 6.1 53.6 4.4
2024-12-21 15:00 - 18:00 CET 1A 2.5 31.0 9.5 36.1 6.7
2024-12-21 16:00 - 19:00 CET 1B 2.5 44.7 14.6 18.3 10.3
2024-12-21 17:00 - 20:00 CET 1B 2.6 53.6 20.5 4.0 13.4
2024-12-21 18:00 - 21:00 CET 1B 2.6 58.3 23.1 3.6 15.5
2024-12-21 19:00 - 22:00 CET 1B 2.5 48.0 18.9 19.7 12.9
2024-12-21 20:00 - 23:00 CET 1A 2.4 34.6 12.4 36.3 8.7
2024-12-21 21:00 - 00:00 CET 1A 2.4 23.1 6.7 51.2 4.9
2024-12-21 22:00 - 01:00 CET 1A 2.4 16.8 5.7 56.3 4.2
2024-12-21 23:00 - 02:00 CET 1A 2.3 11.7 4.3 64.5 3.1
2024-12-22 00:00 - 03:00 CET 1A 2.3 6.1 2.9 72.0 2.0
2024-12-22 01:00 - 04:00 CET 1A 2.2 5.3 1.9 70.7 1.2
2024-12-22 02:00 - 05:00 CET 1A 2.3 6.9 2.4 64.7 1.6
2024-12-22 03:00 - 06:00 CET 1A 2.3 10.6 3.2 56.0 2.2
2024-12-22 04:00 - 07:00 CET 1A 2.3 13.4 3.8 49.5 2.8
2024-12-22 05:00 - 08:00 CET 1A 2.3 15.0 4.4 44.2 3.2
2024-12-22 06:00 - 09:00 CET 1A 2.3 13.8 4.5 43.2 3.3
2024-12-22 07:00 - 10:00 CET 1A 2.2 15.5 4.8 41.8 3.5
2024-12-22 08:00 - 11:00 CET 1A 2.1 18.3 6.1 37.2 4.7
2024-12-22 09:00 - 12:00 CET 1A 2.1 23.0 8.1 31.6 6.5

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