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: 2026-04-04 18:25 CEST


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∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³
2026-04-03 16:00 - 19:00 CEST 2A 4.3 11.6 13.2 87.0 10.1
2026-04-03 17:00 - 20:00 CEST 2A 4.0 16.3 15.2 79.0 11.6
2026-04-03 18:00 - 21:00 CEST 2A 4.1 27.0 19.3 64.8 14.7
2026-04-03 19:00 - 22:00 CEST 2A 4.5 41.5 24.9 43.1 18.8
2026-04-03 20:00 - 23:00 CEST 2A 5.4 55.5 31.4 21.8 23.8
2026-04-03 21:00 - 00:00 CEST 2A 5.5 62.7 34.3 7.1 26.3
2026-04-03 22:00 - 01:00 CEST 2A 5.3 61.9 35.0 2.9 27.1
2026-04-03 23:00 - 02:00 CEST 2A 4.2 59.0 33.1 2.5 25.8
2026-04-04 00:00 - 03:00 CEST 2A 3.6 55.0 32.5 2.9 25.4
2026-04-04 01:00 - 04:00 CEST 2A 3.5 52.1 33.4 3.7 26.1
2026-04-04 02:00 - 05:00 CEST 2A 3.5 49.2 36.6 3.2 28.6
2026-04-04 03:00 - 06:00 CEST 2A 3.7 46.7 40.5 3.1 31.7
2026-04-04 04:00 - 07:00 CEST 2A 3.8 45.3 42.8 2.4 33.4
2026-04-04 05:00 - 08:00 CEST 2A 4.5 41.7 40.5 8.3 31.6
2026-04-04 06:00 - 09:00 CEST 2A 5.4 31.4 33.0 26.1 25.8
2026-04-04 07:00 - 10:00 CEST 2A 6.1 20.4 25.0 46.9 19.6
2026-04-04 08:00 - 11:00 CEST 2A 6.1 11.9 19.2 63.9 15.0
2026-04-04 09:00 - 12:00 CEST 2A 5.0 9.3 16.2 73.7 12.5
2026-04-04 10:00 - 13:00 CEST 2A 3.8 7.2 14.1 80.2 10.3
2026-04-04 11:00 - 14:00 CEST 2A 2.8 5.6 11.5 83.6 8.3
2026-04-04 12:00 - 15:00 CEST 2A 2.7 5.4 10.3 82.8 7.6
2026-04-04 13:00 - 16:00 CEST 2A 3.0 6.2 9.9 80.5 7.8
2026-04-04 14:00 - 17:00 CEST 2A 3.1 6.7 10.5 77.7 8.2
2026-04-04 15:00 - 18:00 CEST 2A 3.3 7.4 11.3 74.7 8.8

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