Information about air quality in the Czech Republic

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

Updated: 2021-02-24 23:48 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/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³]
2021-02-23 21:00 - 00:00 CET 2A 2.4 50.3 51.0 1.7 31.6
2021-02-23 22:00 - 01:00 CET 2A 1.9 42.5 45.3 1.5 28.5
2021-02-23 23:00 - 02:00 CET 1B 1.6 35.8 39.3 1.4 25.1
2021-02-24 00:00 - 03:00 CET 1B 1.4 31.5 35.8 1.3 23.0
2021-02-24 01:00 - 04:00 CET 1B 1.2 28.4 32.9 1.3 21.1
2021-02-24 02:00 - 05:00 CET 1B 1.1 26.4 30.5 1.2 19.5
2021-02-24 03:00 - 06:00 CET 1B 1.1 24.8 28.9 1.2 18.3
2021-02-24 04:00 - 07:00 CET 1B 1.2 24.0 27.7 1.2 17.4
2021-02-24 05:00 - 08:00 CET 1B 1.4 30.1 27.7 1.2 17.2
2021-02-24 06:00 - 09:00 CET 1B 2.0 38.6 27.4 1.4 17.2
2021-02-24 07:00 - 10:00 CET 1B 2.7 41.6 32.4 1.9 18.8
2021-02-24 08:00 - 11:00 CET 2A 3.3 45.7 44.6 3.1 21.4
2021-02-24 09:00 - 12:00 CET 2A 3.6 45.4 59.1 5.0 24.4
2021-02-24 10:00 - 13:00 CET 2A 4.0 41.2 66.1 10.7 26.6
2021-02-24 11:00 - 14:00 CET 2A 4.1 36.5 66.6 18.1 27.7
2021-02-24 12:00 - 15:00 CET 2A 4.1 34.6 64.2 26.1 27.2
2021-02-24 13:00 - 16:00 CET 2A 3.6 34.6 64.4 32.0 25.6
2021-02-24 14:00 - 17:00 CET 2A 3.1 34.7 63.9 35.6 23.8
2021-02-24 15:00 - 18:00 CET 2A 2.7 41.6 67.1 35.8 23.7
2021-02-24 16:00 - 19:00 CET 2B 2.8 58.2 76.5 24.8 26.0
2021-02-24 17:00 - 20:00 CET 2B 3.0 73.6 86.2 13.0 29.2
2021-02-24 18:00 - 21:00 CET 2B 3.2 77.8 85.7 3.4 32.5
2021-02-24 19:00 - 22:00 CET 2B 2.9 68.9 71.3 2.4 32.1
2021-02-24 20:00 - 23:00 CET 2A 2.6 58.2 54.3 2.1 29.7

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


Map of station position

Map is on page with detailed information about locality