Smíchov: nature and quiet

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

Parks, noise and air

16 %
of the area is parks and forests
About average Prague 18 %
39 %
of addresses have over 60 dB by day
Noisier than average Prague 25 %

Parks and forests in Smíchov

Details
83 m
typical walk to a park or forest
About average Prague 82 m
44 %
of the area is green, gardens included
About average Prague 46 %
48 %
of addresses have over 50 dB at night
Noisier than average Prague 33 %

Parks, forests and greenery are counted from the neighbourhood’s area by current land use, the distance to a park or forest as the crow flies as the median over the neighbourhood’s addresses. We take the noise at the loudest point within 20 m of the address, usually the street-facing façade.

0.4 % of addresses in an unprotected flood zone (Prague 1.0 %), another 6.8 % protected by flood defences.
28. most at risk of floods of 85 neighbourhoods →
Air: NO₂ 20.6 µg/m³, PM2.5 12.6 µg/m³ (usual in the city NO₂ 18.2) · usual for the city. Average of 2020–2024.
65. cleanest air of 85 neighbourhoods →
In summer the surface here is as warm as the city average. Surface temperature from Landsat satellite images, summers 2024–2025.
Which neighbourhoods stay coolest in summer →
Trees and shrubs cover 28 % of the area, sealed surfaces 57 %. Copernicus satellite land-cover map, 2021.
24. most trees of 85 neighbourhoods →
Bedrock radon index: mostly medium (city-wide high at 2 %). A measurement decides for a specific plot.
56. lowest radon of 85 neighbourhoods →
9 addresses (0.2 %) on a slope deformation (city-wide 0.0 %). Old mine tunnels and landslides can damage a house; for a specific plot, ask the building office.

Frequently asked questions

Is there traffic noise in Smíchov?

39 % of addresses have daytime traffic noise above 60 dB (strategic noise map). The median of the city’s neighbourhoods is 21 %.

How far is a park or forest from Smíchov?

Half of the addresses have a park or forest within 83 m. The median of the city’s neighbourhoods is 85 m.

Is Smíchov in a flood zone?

0.4 % of the addresses in Smíchov lie in an unprotected 100-year flood zone. City-wide it is 1.0 % of addresses. Another 6.8 % lie in an area protected by flood barriers.

What is the radon index in Smíchov?

By the Czech Geological Survey map, the bedrock under Smíchov has a mostly medium radon index, high for 0.2 % of addresses (city-wide 1.9 %). A measurement decides for a given house.

Is Smíchov undermined or on a landslide?

No address lies on undermined land (city-wide 0.1 % of addresses). 9 addresses lie on a slope deformation (landslide): 0.2 % (city-wide < 0.1 %). The figure holds for the area; for a specific house, ask the building office before you buy.

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