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: 2025-12-12 12:25 CET


Basic data Locality photo
Locality: Ostrava-Zabreh
Code: TOZRA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: B/U/R
Localization
Coordinates: 49° 47´ 45.742" North latitude 18° 14´ 49.851" East longitude
Altitude: 235 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
2025-12-11 10:00 - 13:00 CET 1A 7.4 15.2
2025-12-11 11:00 - 14:00 CET 1A 9.7 18.4
2025-12-11 12:00 - 15:00 CET 1A 11.3 17.1
2025-12-11 13:00 - 16:00 CET 1A 14.8 11.2
2025-12-11 14:00 - 17:00 CET 1A 13.3 9.4
2025-12-11 15:00 - 18:00 CET 1A 14.4 10.9
2025-12-11 16:00 - 19:00 CET 1A 15.0 9.6
2025-12-11 17:00 - 20:00 CET 1A 14.7 8.7
2025-12-11 18:00 - 21:00 CET 1A 16.9 9.1
2025-12-11 19:00 - 22:00 CET 1A 15.1 11.5
2025-12-11 20:00 - 23:00 CET 1A 20.0 12.2
2025-12-11 21:00 - 00:00 CET 1A 17.5 12.4
2025-12-11 22:00 - 01:00 CET 1A 16.9 13.4
2025-12-11 23:00 - 02:00 CET 1A 10.1 14.0
2025-12-12 00:00 - 03:00 CET 1A 13.9 12.9
2025-12-12 01:00 - 04:00 CET 1A 15.4 10.6
2025-12-12 02:00 - 05:00 CET 1A 21.4 10.6
2025-12-12 03:00 - 06:00 CET 1A 17.3 12.1
2025-12-12 04:00 - 07:00 CET 1A 19.4 11.5
2025-12-12 05:00 - 08:00 CET 1A 18.4 12.2
2025-12-12 06:00 - 09:00 CET 1A 18.3 11.2
2025-12-12 07:00 - 10:00 CET 1A 14.5 17.4
2025-12-12 08:00 - 11:00 CET 1A 10.4 21.0
2025-12-12 09:00 - 12:00 CET 1A 10.1 22.5

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