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: 2025-07-04 17:28 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
2025-07-03 15:00 - 18:00 CEST 2B 5.3 3.8 46.3 136.7 20.0
2025-07-03 16:00 - 19:00 CEST 2B 5.3 3.8 42.3 131.2 19.0
2025-07-03 17:00 - 20:00 CEST 2B 5.3 3.8 35.0 128.4 15.7
2025-07-03 18:00 - 21:00 CEST 2B 5.3 3.8 33.3 120.9 14.0
2025-07-03 19:00 - 22:00 CEST 2B 5.3 3.8 31.3 112.4 12.7
2025-07-03 20:00 - 23:00 CEST 2B 5.3 3.8 28.3 100.0 11.7
2025-07-03 21:00 - 00:00 CEST 2B 5.3 3.8 23.0 90.0 11.0
2025-07-03 22:00 - 01:00 CEST 2A 5.3 3.8 17.7 81.1 9.7
2025-07-03 23:00 - 02:00 CEST 2A 5.3 3.8 14.3 74.0 8.7
2025-07-04 00:00 - 03:00 CEST 2A 5.3 5.6 12.3 68.6 8.0
2025-07-04 01:00 - 04:00 CEST 2A 5.3 5.6 11.0 66.5 7.3
2025-07-04 02:00 - 05:00 CEST 2A 5.3 7.2 10.3 64.5 6.7
2025-07-04 03:00 - 06:00 CEST 2A 5.3 7.4 9.7 62.1 6.3
2025-07-04 04:00 - 07:00 CEST 1B 5.3 10.9 11.3 55.9 7.7
2025-07-04 05:00 - 08:00 CEST 1B 5.3 13.0 13.0 49.2 9.0
2025-07-04 06:00 - 09:00 CEST 1B 5.3 13.5 13.3 47.6 9.3
2025-07-04 07:00 - 10:00 CEST 1B 5.3 10.0 11.0 56.2 7.3
2025-07-04 08:00 - 11:00 CEST 2A 5.3 6.3 8.3 68.1 5.3
2025-07-04 09:00 - 12:00 CEST 2A 5.3 3.8 7.0 77.9 3.7
2025-07-04 10:00 - 13:00 CEST 2A 5.3 3.8 7.3 81.8 3.7
2025-07-04 11:00 - 14:00 CEST 2A 5.3 3.8 7.7 86.9 3.7
2025-07-04 12:00 - 15:00 CEST 2A 5.3 3.8 9.0 92.5 4.7
2025-07-04 13:00 - 16:00 CEST 2A 5.3 3.8 11.0 98.9 6.0
2025-07-04 14:00 - 17:00 CEST 2B 5.3 3.8 14.0 103.8 8.0

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