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 11:25 CEST


Basic data Locality photo
Locality: Ostrava-Marianske Ho
Code: TOMHK
Type of measuring programme: Combination measuring program
Locality owner: ZU Statutory City of Ostrava
Classification
Abbreviation: B/U/RN
Localization
Coordinates: 49° 49´ 29.495" North latitude 18° 15´ 49.157" East longitude
Altitude: 225 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 09:00 - 12:00 CEST 2A 5.3 3.8 9.7 74.3 4.3
2025-08-01 10:00 - 13:00 CEST 2A 5.3 3.8 9.7 79.9 4.3
2025-08-01 11:00 - 14:00 CEST 2A 5.3 3.8 9.7 83.3 4.3
2025-08-01 12:00 - 15:00 CEST 2A 5.3 3.8 9.7 80.0 4.7
2025-08-01 13:00 - 16:00 CEST 2A 5.3 3.8 9.3 78.0 5.0
2025-08-01 14:00 - 17:00 CEST 2A 5.3 3.8 9.0 75.6 5.0
2025-08-01 15:00 - 18:00 CEST 2A 5.3 3.8 8.7 75.2 5.0
2025-08-01 16:00 - 19:00 CEST 2A 5.3 3.8 7.7 75.0 4.3
2025-08-01 17:00 - 20:00 CEST 2A 5.3 5.7 6.7 73.1 3.7
2025-08-01 18:00 - 21:00 CEST 2A 5.3 7.6 6.0 71.5 3.3
2025-08-01 19:00 - 22:00 CEST 2A 5.3 9.0 6.3 67.8 3.3
2025-08-01 20:00 - 23:00 CEST 1B 5.3 7.1 6.3 65.3 3.3
2025-08-01 21:00 - 00:00 CEST 1B 5.3 7.0 7.7 58.1 4.7
2025-08-01 22:00 - 01:00 CEST 1B 5.3 7.5 9.0 53.4 5.7
2025-08-01 23:00 - 02:00 CEST 1B 5.3 8.9 9.7 49.4 6.3
2025-08-02 00:00 - 03:00 CEST 1B 5.3 7.1 8.7 49.2 5.3
2025-08-02 01:00 - 04:00 CEST 1B 5.3 6.6 8.7 43.8 5.3
2025-08-02 02:00 - 05:00 CEST 1B 5.3 6.7 9.3 40.8 5.7
2025-08-02 03:00 - 06:00 CEST 1B 5.3 8.1 9.7 40.2 5.7
2025-08-02 04:00 - 07:00 CEST 1B 5.3 6.7 9.0 43.0 5.0
2025-08-02 05:00 - 08:00 CEST 1B 5.3 6.5 8.3 47.3 4.3
2025-08-02 06:00 - 09:00 CEST 1B 5.3 5.1 7.7 53.5 3.7
2025-08-02 07:00 - 10:00 CEST 1B 5.3 5.1 7.0 62.6 3.3
2025-08-02 08:00 - 11:00 CEST 2A 5.3 3.8 6.0 71.7 3.0

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