Information about air quality in the Czech Republic

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

Updated: 2023-12-02 19:33 CET


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]
2023-12-01 17:00 - 20:00 CET 2B 32.0 80.6 19.9 74.7
2023-12-01 18:00 - 21:00 CET 2B 35.1 83.7 14.7 80.2
2023-12-01 19:00 - 22:00 CET 2B 40.8 86.7 8.6 84.8
2023-12-01 20:00 - 23:00 CET 2B 45.0 87.5 5.1 87.9
2023-12-01 21:00 - 00:00 CET 2B 45.3 85.9 5.2 87.1
2023-12-01 22:00 - 01:00 CET 2B 40.1 85.8 9.7 83.6
2023-12-01 23:00 - 02:00 CET 2B 33.3 81.8 15.6 80.1
2023-12-02 00:00 - 03:00 CET 2A 26.9 74.9 20.5 72.4
2023-12-02 01:00 - 04:00 CET 2A 24.7 65.0 21.6 62.1
2023-12-02 02:00 - 05:00 CET 2A 24.1 53.8 21.5 51.3
2023-12-02 03:00 - 06:00 CET 1B 22.0 48.3 26.1 47.1
2023-12-02 04:00 - 07:00 CET 1B 18.4 45.6 36.3 46.8
2023-12-02 05:00 - 08:00 CET 1B 13.8 42.9 40.6 42.8
2023-12-02 06:00 - 09:00 CET 1B 11.1 34.9 47.1 33.1
2023-12-02 07:00 - 10:00 CET 1A 12.5 23.9 46.2 20.0
2023-12-02 08:00 - 11:00 CET 1A 14.4 18.3 44.3 13.3
2023-12-02 09:00 - 12:00 CET 1A 15.5 17.4 42.1 15.9
2023-12-02 10:00 - 13:00 CET 1A 14.6 19.6 43.0 20.8
2023-12-02 11:00 - 14:00 CET 1B 14.3 24.2 43.1 24.0
2023-12-02 12:00 - 15:00 CET 1B 15.4 29.1 41.8 27.3
2023-12-02 13:00 - 16:00 CET 1B 16.4 32.7 40.4 33.9
2023-12-02 14:00 - 17:00 CET 1B 16.4 35.0 39.3 37.5
2023-12-02 15:00 - 18:00 CET 1B 17.7 35.8 35.0 36.0
2023-12-02 16:00 - 19:00 CET 1B 19.8 36.3 28.4 34.4

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