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: 2025-04-02 20:25 CEST


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 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
2025-04-01 18:00 - 21:00 CEST 2A 11.0 31.7 49.3 28.0
2025-04-01 19:00 - 22:00 CEST 2A 17.6 33.7 43.7 29.3
2025-04-01 20:00 - 23:00 CEST 2A 22.0 35.3 33.9 30.3
2025-04-01 21:00 - 00:00 CEST 2A 25.1 37.7 22.5 32.7
2025-04-01 22:00 - 01:00 CEST 2A 21.1 38.3 20.6 34.0
2025-04-01 23:00 - 02:00 CEST 2A 16.6 37.0 24.0 33.0
2025-04-02 00:00 - 03:00 CEST 2A 14.5 38.0 30.8 33.7
2025-04-02 01:00 - 04:00 CEST 2A 13.3 36.0 34.7 31.7
2025-04-02 02:00 - 05:00 CEST 2A 13.6 35.0 37.6 30.7
2025-04-02 03:00 - 06:00 CEST 2A 12.7 30.3 37.8 26.7
2025-04-02 04:00 - 07:00 CEST 1B 12.5 28.3 34.5 24.3
2025-04-02 05:00 - 08:00 CEST 1B 12.4 27.0 29.1 22.7
2025-04-02 06:00 - 09:00 CEST 1B 12.4 26.7 30.0 21.7
2025-04-02 07:00 - 10:00 CEST 1B 11.7 26.3 34.1 21.0
2025-04-02 08:00 - 11:00 CEST 2A 11.4 25.7 39.8 20.3
2025-04-02 09:00 - 12:00 CEST 2A 11.0 25.7 43.6 20.3
2025-04-02 10:00 - 13:00 CEST 2A 11.2 26.0 47.1 20.7
2025-04-02 11:00 - 14:00 CEST 2A 11.7 26.3 50.6 21.0
2025-04-02 12:00 - 15:00 CEST 2A 12.3 27.0 55.0 21.0
2025-04-02 13:00 - 16:00 CEST 2A 12.0 27.0 59.6 21.3
2025-04-02 14:00 - 17:00 CEST 2A 11.6 27.0 69.2 20.7
2025-04-02 15:00 - 18:00 CEST 2B 10.3 24.7 82.2 19.0
2025-04-02 16:00 - 19:00 CEST 2B 9.2 21.3 94.3 15.3
2025-04-02 17:00 - 20:00 CEST 2B 8.1 18.7 98.5 13.0

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