Information about air quality in the Czech Republic

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

Updated: 2024-11-21 23:35 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 PM₁₀ - from model O₃ - from model PM₂.₅
3h average 3h average 3h average 3h average 3h average 3h average 3h average
µg∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³ µg∙m⁻³
2024-11-20 21:00 - 00:00 CET 1A 6.1 10.1 5.9 47.7 4.5
2024-11-20 22:00 - 01:00 CET 1A 5.8 10.4 7.6 45.0 5.5
2024-11-20 23:00 - 02:00 CET 1A 5.9 9.7 8.1 43.4 6.7
2024-11-21 00:00 - 03:00 CET 1A 5.9 9.5 8.6 43.1 7.5
2024-11-21 01:00 - 04:00 CET 1A 6.0 8.7 8.0 43.3 8.6
2024-11-21 02:00 - 05:00 CET 1A 6.0 8.5 7.6 41.9 9.1
2024-11-21 03:00 - 06:00 CET 1A 5.8 9.8 7.7 40.2 9.2
2024-11-21 04:00 - 07:00 CET 1A 5.3 9.9 7.9 38.1 7.2
2024-11-21 05:00 - 08:00 CET 1A 5.0 9.9 8.3 36.4 5.5
2024-11-21 06:00 - 09:00 CET 1A 5.0 11.8 7.8 33.1 4.4
2024-11-21 07:00 - 10:00 CET 1A 4.8 12.2 8.3 33.0 3.8
2024-11-21 08:00 - 11:00 CET 1A 5.0 10.6 8.6 35.5 3.3
2024-11-21 09:00 - 12:00 CET 1A 4.8 7.9 8.1 42.5 2.7
2024-11-21 10:00 - 13:00 CET 1A 4.5 6.4 6.8 98.2 4.1
2024-11-21 11:00 - 14:00 CET 1A 4.0 6.1 5.5 132.8 5.7
2024-11-21 12:00 - 15:00 CET 1A 3.7 6.5 4.9 135.2 7.0
2024-11-21 13:00 - 16:00 CET 1A 3.8 8.7 5.0 84.4 5.9
2024-11-21 14:00 - 17:00 CET 1A 4.1 11.2 5.4 52.0 4.7
2024-11-21 15:00 - 18:00 CET 1A 4.9 14.8 5.8 46.7 3.7
2024-11-21 16:00 - 19:00 CET 1A 5.2 14.9 5.9 44.9 3.6
2024-11-21 17:00 - 20:00 CET 1A 5.5 13.0 6.7 46.3 4.4
2024-11-21 18:00 - 21:00 CET 1A 5.6 11.0 7.4 48.7 5.5
2024-11-21 19:00 - 22:00 CET 1A 6.6 13.9 9.0 50.4 5.9
2024-11-21 20:00 - 23:00 CET 1A 6.9 12.6 9.8 53.0 5.5

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