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: 2025-08-02 12:25 CEST


Basic data Locality photo
Locality: Ostrava-Ceskobratrsk
Code: TOCBA
Type of measuring programme: Automated measuring program
Locality owner: Czech Hydrometeorological Institute
Classification
Abbreviation: T/U/CR
Localization
Coordinates: 49° 50´ 23.451" North latitude 18° 17´ 23.914" East longitude
Altitude: 215 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
2025-08-01 10:00 - 13:00 CEST 2A 14.5 14.1 73.7 5.6
2025-08-01 11:00 - 14:00 CEST 2A 15.0 15.1 77.8 5.6
2025-08-01 12:00 - 15:00 CEST 2A 19.6 14.7 75.6 5.8
2025-08-01 13:00 - 16:00 CEST 2A 19.6 12.5 74.6 5.8
2025-08-01 14:00 - 17:00 CEST 2A 18.2 10.2 73.2 5.6
2025-08-01 15:00 - 18:00 CEST 2A 14.1 9.1 73.6 5.3
2025-08-01 16:00 - 19:00 CEST 2A 14.1 8.6 73.1 4.9
2025-08-01 17:00 - 20:00 CEST 2A 16.9 8.0 71.8 4.5
2025-08-01 18:00 - 21:00 CEST 2A 18.8 7.5 70.2 4.2
2025-08-01 19:00 - 22:00 CEST 2A 23.6 7.5 66.8 4.2
2025-08-01 20:00 - 23:00 CEST 2A 25.2 8.1 61.5 4.2
2025-08-01 21:00 - 00:00 CEST 1B 21.8 8.8 53.8 4.1
2025-08-01 22:00 - 01:00 CEST 1B 14.4 8.9 48.2 4.2
2025-08-01 23:00 - 02:00 CEST 1B 13.5 8.8 45.6 4.5
2025-08-02 00:00 - 03:00 CEST 1B 12.7 8.4 47.9 4.8
2025-08-02 01:00 - 04:00 CEST 1B 11.9 9.5 47.3 5.4
2025-08-02 02:00 - 05:00 CEST 1B 13.2 11.2 42.2 6.0
2025-08-02 03:00 - 06:00 CEST 1B 12.2 11.9 41.8 6.2
2025-08-02 04:00 - 07:00 CEST 1B 12.0 11.4 44.8 5.8
2025-08-02 05:00 - 08:00 CEST 1B 10.6 10.7 49.8 5.1
2025-08-02 06:00 - 09:00 CEST 1B 10.6 10.1 55.7 4.5
2025-08-02 07:00 - 10:00 CEST 2A 10.3 9.7 62.2 4.1
2025-08-02 08:00 - 11:00 CEST 2A 10.6 8.4 69.2 3.7
2025-08-02 09:00 - 12:00 CEST 2A 11.3 7.9 75.1 3.5

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