Information about air quality in the Czech Republic

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

Updated: 2021-02-27 04:25 CET


Locality

Basic data
Locality: Katowice
Code: WKATA
Type of measuring programme: Automated measuring program
Locality owner: Glówny Inspektorat Ochrony Šrodowisk
Classification
Abbreviation: B/U/RCI
Localization
Coordinates: 50° 15´ 52.721" North latitude 18° 58´ 29.795" East longitude
Altitude: 274 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]
2021-02-26 02:00 - 05:00 CET 2B 6.5 52.6 72.7 5.5 45.1
2021-02-26 03:00 - 06:00 CET 2B 5.5 52.3 70.4 2.0 44.7
2021-02-26 04:00 - 07:00 CET 2B 5.0 51.1 69.0 1.4 44.8
2021-02-26 05:00 - 08:00 CET 2B 5.4 54.8 71.0 1.6 46.2
2021-02-26 06:00 - 09:00 CET 2B 8.3 65.2 80.1 2.3 50.1
2021-02-26 07:00 - 10:00 CET 2B 12.0 62.5 96.4 11.4 50.8
2021-02-26 08:00 - 11:00 CET 2B 13.2 49.3 96.4 27.9 47.0
2021-02-26 09:00 - 12:00 CET 2B 11.9 29.8 93.9 48.2 42.0
2021-02-26 10:00 - 13:00 CET 2B 9.7 21.7 81.7 62.2 38.8
2021-02-26 11:00 - 14:00 CET 2B 8.6 19.1 85.5 69.8 38.0
2021-02-26 12:00 - 15:00 CET 2B 7.5 17.7 85.3 72.4 35.4
2021-02-26 13:00 - 16:00 CET 2B 7.3 20.1 87.8 69.9 34.7
2021-02-26 14:00 - 17:00 CET 2B 7.8 25.5 91.7 62.4 37.4
2021-02-26 15:00 - 18:00 CET 2B 8.1 29.1 87.4 52.8 40.0
2021-02-26 16:00 - 19:00 CET 2A 6.3 25.1 67.3 51.2 33.8
2021-02-26 17:00 - 20:00 CET 1B 4.4 17.7 38.0 56.5 21.9
2021-02-26 18:00 - 21:00 CET 1A 3.0 11.1 16.3 66.3 10.7
2021-02-26 19:00 - 22:00 CET 1A 3.2 11.0 11.0 68.7 8.1
2021-02-26 20:00 - 23:00 CET 1A 3.3 12.0 12.3 67.4 9.5
2021-02-26 21:00 - 00:00 CET 1A 3.5 15.0 16.5 62.5 13.2
2021-02-26 22:00 - 01:00 CET 1A 2.9 14.3 20.8 60.6 17.0
2021-02-26 23:00 - 02:00 CET 1B 2.6 13.7 25.0 58.3 20.6
2021-02-27 00:00 - 03:00 CET 1B 2.5 11.9 27.5 56.2 22.9
2021-02-27 01:00 - 04:00 CET 1B 2.7 12.3 28.4 54.0 23.5

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


Map of station position

Map is on page with detailed information about locality