Information about air quality in the Czech Republic

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

Updated: 2021-02-27 04:25 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 O3 - from model PM2.5
3h average 3h average 3h average 3h average 3h average 3h average
[µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³] [µg/m³]
2021-02-26 02:00 - 05:00 CET 2A 16.7 57.0 44.5
2021-02-26 03:00 - 06:00 CET 2A 21.9 57.3 39.9
2021-02-26 04:00 - 07:00 CET 2A 24.5 58.0 32.7
2021-02-26 05:00 - 08:00 CET 2A 27.2 59.7 26.1
2021-02-26 06:00 - 09:00 CET 2A 26.5 60.7 24.4
2021-02-26 07:00 - 10:00 CET 2A 24.6 66.0 30.6
2021-02-26 08:00 - 11:00 CET 2A 23.6 73.0 44.9
2021-02-26 09:00 - 12:00 CET 2A 22.4 79.0 59.0
2021-02-26 10:00 - 13:00 CET 2B 23.9 82.0 72.1
2021-02-26 11:00 - 14:00 CET 2A 24.0 77.7 79.6
2021-02-26 12:00 - 15:00 CET 2A 24.8 74.7 84.5
2021-02-26 13:00 - 16:00 CET 2A 25.2 74.0 84.5
2021-02-26 14:00 - 17:00 CET 2A 24.8 75.0 78.6
2021-02-26 15:00 - 18:00 CET 2A 22.4 76.3 69.2
2021-02-26 16:00 - 19:00 CET 2A 16.9 57.0 65.1
2021-02-26 17:00 - 20:00 CET 1B 12.7 34.7 62.9
2021-02-26 18:00 - 21:00 CET 1A 7.8 15.3 65.4
2021-02-26 19:00 - 22:00 CET 1A 5.7 11.3 67.3
2021-02-26 20:00 - 23:00 CET 1A 4.0 14.0 68.7
2021-02-26 21:00 - 00:00 CET 1A 4.0 9.7 67.7
2021-02-26 22:00 - 01:00 CET 1A 4.0 8.0 64.7
2021-02-26 23:00 - 02:00 CET 1A 4.0 5.0 56.4
2021-02-27 00:00 - 03:00 CET 1A 4.0 5.0 50.9
2021-02-27 01:00 - 04:00 CET 1A 4.0 8.0 47.9

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