Mariánské Hory: nature and quiet

Mariánské Hory: parks and greenery, noise by day and night, air, summer heat, radon, floods and tap water.

Parks and greenery

15 %
of the area is parks and forests
Less green than average Ostrava 22 %
84 %
of addresses have all-day noise over 60 dB (Lden)
Noisier than average Ostrava 65 %
13. quietest of 17 neighbourhoods →

Parks and forests in Mariánské Hory

Details
296 m
typical walk to a park or forest
Parks farther than average Ostrava 163 m
15 %
of the area is green, gardens included
Less green than average Ostrava 22 %
91 %
of addresses have over 50 dB at night
Noisier than average Ostrava 71 %

Parks, forests and all greenery (plus gardens, meadows, orchards, vineyards, allotments, cemeteries) are counted from the neighbourhood’s area, the distance to a park (from 0.2 ha) or forest (from 1 ha) as the crow flies as the median over the neighbourhood’s addresses.

Air: NO₂ 18.3 µg/m³, PM2.5 16.5 µg/m³ (usual in the city NO₂ 15.1) · usual for the city. Average of 2020–2024.
21. cleanest air of 24 neighbourhoods →
In summer the surface here is 4.2 °C warmer than the city average. Surface temperature from Landsat satellite images, summers 2024–2025.
20. coolest in summer of 24 neighbourhoods →
Trees and shrubs cover 16 % of the area, sealed surfaces 56 %. Copernicus satellite land-cover map, 2021.
18. most trees of 24 neighbourhoods →
Bedrock radon index: mostly low. A measurement decides for a specific plot.
Which neighbourhoods have the lowest radon →
Water in the city: supply + sewage 111.11 CZK/m³ incl. VAT (2025) (+1.5 % on 2024)
Where water is cheapest: towns compared →
1,076 addresses (100.0 %) on undermined land (Vítkovice, Mariánské Hory) (city-wide 48.1 %). Old mine tunnels and landslides can damage a house; for a specific plot, ask the building office.
Which neighbourhoods have the most stable ground →

Frequently asked questions

Is there traffic noise in Mariánské Hory?

84 % of addresses have all-day traffic noise above 60 dB (2022 strategic noise map, Lden). The median of Ostrava’s neighbourhoods is 59 %.

How far is a park or forest from Mariánské Hory?

Half of the addresses have a park or forest within 296 m. The median of the city’s neighbourhoods is 162 m.

What is the radon index in Mariánské Hory?

By the Czech Geological Survey map, the bedrock under Mariánské Hory has a mostly low radon index; no address has a high one (city-wide 0 % of addresses). A measurement decides for a given house.

Is Mariánské Hory undermined or on a landslide?

1,076 addresses lie on undermined land, with old mine tunnels below the surface: 100 % (Vítkovice, Mariánské Hory); city-wide it is 48 % of addresses. No address lies on a slope deformation (city-wide 0.7 % of addresses). The figure holds for the area; for a specific house, ask the building office before you buy.

← Back to the overview of Mariánské Hory

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Data updated 12 Nov 2026