Information about air quality in the Czech Republic

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

Updated: 2022-12-01 03:58 CET


Locality

Basic data
Locality: Ostrava-Poruba DD
Code: TOPDA
Type of measuring programme: Automated measuring program
Locality owner: ZU Statutory City of Ostrava
Classification
Abbreviation: T/U/R
Localization
Coordinates: 49° 50´ 7.700" North latitude 18° 9´ 54.800" East longitude
Altitude: 282 m

Actual measured level of air pollution

Actual unverified data

Date and time Air quality SO₂ NO₂ PM₁₀ O₃ O 3 - from model PM 2.5
3h average 3h average 3h average 3h average 3h average 3h average
[µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³]
2022-11-30 01:00 - 04:00 CET 2A 30.9 73.3 8.7 59.3
2022-11-30 02:00 - 05:00 CET 2A 27.9 68.3 10.4 54.7
2022-11-30 03:00 - 06:00 CET 2A 25.7 66.7 11.0 52.3
2022-11-30 04:00 - 07:00 CET 2A 24.4 66.8 11.2 51.8
2022-11-30 05:00 - 08:00 CET 2A 22.8 62.8 11.6 47.2
2022-11-30 06:00 - 09:00 CET 2A 22.3 59.7 13.1 45.4
2022-11-30 07:00 - 10:00 CET 2A 23.0 60.0 15.5 46.3
2022-11-30 08:00 - 11:00 CET 2A 21.7 54.7 18.6 45.7
2022-11-30 09:00 - 12:00 CET 1B 21.4 49.0 21.6 43.7
2022-11-30 10:00 - 13:00 CET 1B 20.8 42.7 23.8 41.3
2022-11-30 11:00 - 14:00 CET 1B 22.6 41.7 23.9 40.3
2022-11-30 12:00 - 15:00 CET 1B 25.5 41.7 21.7 40.0
2022-11-30 13:00 - 16:00 CET 1B 27.3 42.3 19.2 40.0
2022-11-30 14:00 - 17:00 CET 1B 30.1 42.3 18.5 39.7
2022-11-30 15:00 - 18:00 CET 1B 32.0 43.0 18.0 40.0
2022-11-30 16:00 - 19:00 CET 1B 34.2 43.3 17.3 40.0
2022-11-30 17:00 - 20:00 CET 1B 32.2 44.0 17.6 40.3
2022-11-30 18:00 - 21:00 CET 1B 31.1 44.3 19.2 40.3
2022-11-30 19:00 - 22:00 CET 1B 29.3 43.3 21.2 39.3
2022-11-30 20:00 - 23:00 CET 1B 27.4 43.0 19.5 38.0
2022-11-30 21:00 - 00:00 CET 1B 21.6 41.0 19.8 35.7
2022-11-30 22:00 - 01:00 CET 1B 17.4 40.2 19.9 34.3
2022-11-30 23:00 - 02:00 CET 1B 14.4 34.1 25.0 31.3
2022-12-01 00:00 - 03:00 CET 1B 12.7 30.6 23.8 29.6

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