Information about air quality in the Czech Republic

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

Updated: 2024-04-19 00:26 CEST


Locality

Basic data Locality photo
Locality: Opava-Katerinky
Code: TOVKA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/U/R
Localization
Coordinates: 49° 56´ 41.958" North latitude 17° 54´ 34.310" East longitude
Altitude: 255 m

Actual measured level of air pollution

Actual unverified data

Date and time Air quality SO₂ NO₂ PM₁₀ O₃ PM 10 - from model O 3 - from model PM 2.5
3h average 3h average 3h average 3h average 3h average 3h average 3h average
[µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³]
2024-04-17 22:00 - 01:00 CEST 1B 3.9 8.7 51.4 10.8
2024-04-17 23:00 - 02:00 CEST 1B 3.8 8.2 49.9 8.0
2024-04-18 00:00 - 03:00 CEST 1B 3.8 9.7 49.2 5.9
2024-04-18 01:00 - 04:00 CEST 1B 4.0 10.2 46.8 5.0
2024-04-18 02:00 - 05:00 CEST 1B 5.5 9.5 45.9 5.1
2024-04-18 03:00 - 06:00 CEST 1B 11.0 9.0 24.1 5.9
2024-04-18 04:00 - 07:00 CEST 1A 14.9 10.8 9.4 6.9
2024-04-18 05:00 - 08:00 CEST 1B 17.4 12.0 17.7 9.3
2024-04-18 06:00 - 09:00 CEST 1B 12.7 14.6 31.3 13.7
2024-04-18 07:00 - 10:00 CEST 1B 9.8 16.8 46.4 16.2
2024-04-18 08:00 - 11:00 CEST 2A 5.8 16.4 58.2 15.9
2024-04-18 09:00 - 12:00 CEST 2A 3.5 13.6 67.5 12.4
2024-04-18 10:00 - 13:00 CEST 2A 2.6 9.9 75.7 8.6
2024-04-18 11:00 - 14:00 CEST 2A 2.5 8.3 79.4 5.7
2024-04-18 12:00 - 15:00 CEST 2A 2.6 6.3 80.1 5.6
2024-04-18 13:00 - 16:00 CEST 2A 2.9 5.0 80.0 7.1
2024-04-18 14:00 - 17:00 CEST 2A 2.9 4.7 79.3 7.6
2024-04-18 15:00 - 18:00 CEST 2A 2.7 4.6 79.2 5.4
2024-04-18 16:00 - 19:00 CEST 2A 2.5 4.2 79.2 2.7
2024-04-18 17:00 - 20:00 CEST 2A 2.3 6.3 79.9 1.9
2024-04-18 18:00 - 21:00 CEST 2A 3.1 9.8 76.7 3.0
2024-04-18 19:00 - 22:00 CEST 2A 5.0 11.3 69.4 5.3
2024-04-18 20:00 - 23:00 CEST 1B 6.9 10.3 62.1 6.7
2024-04-18 21:00 - 00:00 CEST 1B 7.0 9.3 58.0 6.2

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