Web Generator 1.0.0
ISKO
Information about air quality in the Czech Republic
Current overview of data from automated stations (non-verified data)

Updated: 2025-12-14 18:25 CET


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
2025-12-13 16:00 - 19:00 CET 1A 1.3 14.2 7.7 6.2
2025-12-13 17:00 - 20:00 CET 1A 1.3 14.3 10.0 6.0
2025-12-13 18:00 - 21:00 CET 1A 1.3 14.8 11.4 6.0
2025-12-13 19:00 - 22:00 CET 1A 1.3 14.4 11.1 8.0
2025-12-13 20:00 - 23:00 CET 1A 1.3 13.1 9.0 9.0
2025-12-13 21:00 - 00:00 CET 1A 1.3 11.9 7.9 10.0
2025-12-13 22:00 - 01:00 CET 1A 1.3 10.9 7.6 8.6
2025-12-13 23:00 - 02:00 CET 1A 1.3 10.4 5.0 7.7
2025-12-14 00:00 - 03:00 CET 1A 1.3 10.5 7.6 7.0
2025-12-14 01:00 - 04:00 CET 1A 1.3 10.5 9.8 6.6
2025-12-14 02:00 - 05:00 CET 1A 1.3 11.0 11.2 5.7
2025-12-14 03:00 - 06:00 CET 1A 1.3 11.3 9.1 5.9
2025-12-14 04:00 - 07:00 CET 1A 1.3 11.6 8.0 6.8
2025-12-14 05:00 - 08:00 CET 1A 1.3 11.9 8.6 7.3
2025-12-14 06:00 - 09:00 CET 1A 1.3 12.2 13.1 6.3
2025-12-14 07:00 - 10:00 CET 1A 1.3 11.6 15.5 7.8
2025-12-14 08:00 - 11:00 CET 1A 1.3 11.2 16.8 9.1
2025-12-14 09:00 - 12:00 CET 1A 1.3 10.8 14.4 12.6
2025-12-14 10:00 - 13:00 CET 1A 1.3 11.0 15.1 13.2
2025-12-14 11:00 - 14:00 CET 1A 1.3 11.9 18.0 13.6
2025-12-14 12:00 - 15:00 CET 1A 1.3 13.0 18.1 13.6
2025-12-14 13:00 - 16:00 CET 1A 1.3 14.7 18.5 14.3
2025-12-14 14:00 - 17:00 CET 1A 1.3 14.7 14.7 15.8
2025-12-14 15:00 - 18:00 CET 1A 1.3 13.8 13.3 15.0

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