Information about air quality in the Czech Republic

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

Updated: 2024-03-29 05:27 CET


Locality

Basic data Locality photo
Locality: Ostrava-Poruba CHMU
Code: TOPOA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/S/R
Localization
Coordinates: 49° 49´ 31.060" North latitude 18° 9´ 33.390" East longitude
Altitude: 242 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]
2024-03-28 03:00 - 06:00 CET 1B 4.7 4.6 55.5 64.8 25.8
2024-03-28 04:00 - 07:00 CET 2A 4.8 6.6 60.1 62.1 26.8
2024-03-28 05:00 - 08:00 CET 2A 4.8 7.3 61.2 60.9 26.2
2024-03-28 06:00 - 09:00 CET 1B 4.8 7.3 55.5 64.6 22.7
2024-03-28 07:00 - 10:00 CET 1B 4.6 6.2 43.8 66.0 20.6
2024-03-28 08:00 - 11:00 CET 1B 4.2 5.9 31.4 69.6 17.8
2024-03-28 09:00 - 12:00 CET 1A 3.9 5.5 22.3 69.7 19.0
2024-03-28 10:00 - 13:00 CET 1A 3.7 4.8 16.4 77.1 19.4
2024-03-28 11:00 - 14:00 CET 1A 3.6 4.0 13.9 81.8 19.6
2024-03-28 12:00 - 15:00 CET 1A 3.6 3.7 12.3 88.1 17.6
2024-03-28 13:00 - 16:00 CET 1A 3.6 3.8 10.8 91.1 15.5
2024-03-28 14:00 - 17:00 CET 1A 3.7 4.4 8.3 93.4 13.9
2024-03-28 15:00 - 18:00 CET 1A 3.5 5.4 6.4 93.5 10.5
2024-03-28 16:00 - 19:00 CET 1A 3.5 8.1 5.1 90.2 7.8
2024-03-28 17:00 - 20:00 CET 1A 3.6 12.2 4.2 86.0 5.8
2024-03-28 18:00 - 21:00 CET 1A 3.8 11.1 3.8 81.4 4.4
2024-03-28 19:00 - 22:00 CET 1A 3.8 9.7 3.5 78.3 3.2
2024-03-28 20:00 - 23:00 CET 1A 2.4 3.0 3.0 77.9 2.6
2024-03-28 21:00 - 00:00 CET 1A 1.3 3.7 2.1 81.9 1.9
2024-03-28 22:00 - 01:00 CET 1A 1.8 5.0 1.5 87.3 1.5
2024-03-28 23:00 - 02:00 CET 1A 2.2 6.3 1.0 90.5 1.0
2024-03-29 00:00 - 03:00 CET 1A 2.2 6.2 1.0 89.0 1.0
2024-03-29 01:00 - 04:00 CET 1A 1.8 5.7 1.0 84.9 1.0
2024-03-29 02:00 - 05:00 CET 1A 1.3 6.1 1.0 79.5 1.0

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