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: 2025-07-04 16:26 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
2025-07-03 14:00 - 17:00 CEST 2B 2.8 10.7 24.9 136.0 11.7
2025-07-03 15:00 - 18:00 CEST 2B 3.3 11.6 28.3 137.2 14.1
2025-07-03 16:00 - 19:00 CEST 2B 3.6 11.6 27.2 131.3 14.3
2025-07-03 17:00 - 20:00 CEST 2B 3.6 12.4 22.5 118.0 11.9
2025-07-03 18:00 - 21:00 CEST 2B 3.4 12.1 19.8 109.9 10.5
2025-07-03 19:00 - 22:00 CEST 2B 2.9 10.7 17.7 102.9 9.9
2025-07-03 20:00 - 23:00 CEST 2B 2.2 8.1 15.6 96.7 9.5
2025-07-03 21:00 - 00:00 CEST 2A 1.9 7.3 14.1 87.7 9.6
2025-07-03 22:00 - 01:00 CEST 2A 1.9 6.7 12.6 80.9 9.2
2025-07-03 23:00 - 02:00 CEST 2A 1.8 6.2 11.3 75.8 8.5
2025-07-04 00:00 - 03:00 CEST 2A 2.2 6.4 10.8 69.4 8.3
2025-07-04 01:00 - 04:00 CEST 2A 2.6 7.0 11.2 60.8 8.7
2025-07-04 02:00 - 05:00 CEST 1B 2.7 8.1 11.8 51.1 9.2
2025-07-04 03:00 - 06:00 CEST 1B 2.3 11.1 12.2 42.5 9.6
2025-07-04 04:00 - 07:00 CEST 1B 2.0 15.0 12.3 36.9 9.7
2025-07-04 05:00 - 08:00 CEST 1B 1.9 18.0 12.6 34.4 9.8
2025-07-04 06:00 - 09:00 CEST 1B 1.9 20.0 11.8 36.3 9.0
2025-07-04 07:00 - 10:00 CEST 1B 1.9 21.9 11.8 37.5 9.0
2025-07-04 08:00 - 11:00 CEST 1B 2.0 18.9 11.9 43.5 9.1
2025-07-04 09:00 - 12:00 CEST 1B 2.3 14.4 13.2 51.0 10.0
2025-07-04 10:00 - 13:00 CEST 2A 2.5 8.9 13.2 63.1 10.0
2025-07-04 11:00 - 14:00 CEST 2A 2.8 8.7 13.6 70.6 10.0
2025-07-04 12:00 - 15:00 CEST 2A 3.0 9.2 13.7 78.6 9.8
2025-07-04 13:00 - 16:00 CEST 2A 3.4 9.5 14.1 82.8 9.8

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