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: 2025-07-14 00:25 CEST


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
2025-07-12 22:00 - 01:00 CEST 1B 17.5 20.2 9.6
2025-07-12 23:00 - 02:00 CEST 1A 10.7 18.4 11.1
2025-07-13 00:00 - 03:00 CEST 1A 11.2 19.7 11.6
2025-07-13 01:00 - 04:00 CEST 1A 14.9 19.1 11.4
2025-07-13 02:00 - 05:00 CEST 1B 20.9 14.1 7.1
2025-07-13 03:00 - 06:00 CEST 1A 20.7 12.9 4.9
2025-07-13 04:00 - 07:00 CEST 1A 17.4 11.5 4.7
2025-07-13 05:00 - 08:00 CEST 1A 16.4 15.6 7.8
2025-07-13 06:00 - 09:00 CEST 1B 15.9 22.3 13.1
2025-07-13 07:00 - 10:00 CEST 1B 16.9 38.6 16.1
2025-07-13 08:00 - 11:00 CEST 1B 15.4 57.6 13.6
2025-07-13 09:00 - 12:00 CEST 2A 14.1 76.8 8.7
2025-07-13 10:00 - 13:00 CEST 2A 13.2 89.8 8.8
2025-07-13 11:00 - 14:00 CEST 2A 11.1 98.7 9.3
2025-07-13 12:00 - 15:00 CEST 2A 9.9 102.7 9.3
2025-07-13 13:00 - 16:00 CEST 2B 12.1 104.6 7.0
2025-07-13 14:00 - 17:00 CEST 2A 11.3 103.5 8.8
2025-07-13 15:00 - 18:00 CEST 2A 11.2 102.2 10.0
2025-07-13 16:00 - 19:00 CEST 2A 7.8 99.4 9.6
2025-07-13 17:00 - 20:00 CEST 2A 7.9 97.9 6.6
2025-07-13 18:00 - 21:00 CEST 2A 11.5 93.7 5.3
2025-07-13 19:00 - 22:00 CEST 2A 15.3 84.4 6.9
2025-07-13 20:00 - 23:00 CEST 2A 16.6 74.6 8.2
2025-07-13 21:00 - 00:00 CEST 2A 19.6 68.1 8.6

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