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: 2025-12-05 06:26 CET


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
2025-12-04 04:00 - 07:00 CET 2B 5.3 24.0 78.0 5.0 75.7
2025-12-04 05:00 - 08:00 CET 2B 5.3 24.7 78.0 5.0 75.7
2025-12-04 06:00 - 09:00 CET 2B 5.3 26.5 87.3 5.0 84.3
2025-12-04 07:00 - 10:00 CET 2B 5.3 32.5 97.0 5.0 90.7
2025-12-04 08:00 - 11:00 CET 2B 5.3 40.7 109.0 5.0 97.0
2025-12-04 09:00 - 12:00 CET 2B 5.3 50.4 110.7 5.0 95.7
2025-12-04 10:00 - 13:00 CET 2B 5.3 56.7 112.3 5.0 97.3
2025-12-04 11:00 - 14:00 CET 2B 5.3 60.2 112.0 5.0 97.7
2025-12-04 12:00 - 15:00 CET 2B 5.3 59.5 112.0 5.0 97.7
2025-12-04 13:00 - 16:00 CET 2B 5.3 59.0 111.7 5.0 95.7
2025-12-04 14:00 - 17:00 CET 2B 5.3 58.5 104.0 5.0 89.3
2025-12-04 15:00 - 18:00 CET 2B 5.3 58.8 100.7 5.0 87.0
2025-12-04 16:00 - 19:00 CET 2B 5.3 56.6 99.3 5.0 88.0
2025-12-04 17:00 - 20:00 CET 2B 5.3 53.6 103.7 5.0 94.3
2025-12-04 18:00 - 21:00 CET 2B 5.3 52.0 97.7 5.0 90.0
2025-12-04 19:00 - 22:00 CET 2B 5.3 49.9 88.0 5.0 82.3
2025-12-04 20:00 - 23:00 CET 2B 5.3 47.6 81.0 5.0 76.0
2025-12-04 21:00 - 00:00 CET 2B 5.3 45.0 81.7 5.0 77.0
2025-12-04 22:00 - 01:00 CET 2B 5.3 45.2 81.7 5.0 77.7
2025-12-04 23:00 - 02:00 CET 2B 5.3 45.7 76.7 5.0 73.7
2025-12-05 00:00 - 03:00 CET 2B 5.3 44.5 72.0 5.0 69.7
2025-12-05 01:00 - 04:00 CET 2A 5.3 42.2 65.3 5.0 63.7
2025-12-05 02:00 - 05:00 CET 2A 5.3 40.2 58.3 5.0 57.0
2025-12-05 03:00 - 06:00 CET 2A 5.3 39.3 51.7 5.0 50.3

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