Josefov: nature and quiet

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

Parks, noise and air

1 %
of the area is parks and forests
Less green than average Prague 18 %
46 %
of addresses have over 60 dB by day
Noisier than average Prague 25 %
Details
271 m
typical walk to a park or forest
Parks farther than average Prague 82 m
12 %
of the area is green, gardens included
Less green than average Prague 46 %
47 %
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.

0.0 % of addresses in an unprotected flood zone (Prague 1.0 %), another 86.4 % protected by flood defences.
Which neighbourhoods floods threaten most →
Air: NO₂ 22.9 µg/m³, PM2.5 13.3 µg/m³ (usual in the city NO₂ 18.2) · worse than usual in the city. Average of 2020–2024.
Where the air is cleanest →
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 10 % of the area, sealed surfaces 89 %. Copernicus satellite land-cover map, 2021.
Where the trees are →
Bedrock radon index: mostly medium (city-wide high at 2 %). A measurement decides for a specific plot.
Which neighbourhoods have the lowest radon →
No address on undermined land or on a slope deformation.

Frequently asked questions

Is there traffic noise in Josefov?

46 % 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 Josefov?

Half of the addresses have a park or forest within 271 m. The median of the city’s neighbourhoods is 85 m.

Is Josefov in a flood zone?

No, no address in Josefov lies in an unprotected 100-year flood zone. City-wide it is 1.0 % of addresses. Another 86 % lie in an area protected by flood barriers.

What is the radon index in Josefov?

By the Czech Geological Survey map, the bedrock under Josefov has a mostly medium radon index; no address has a high one (city-wide 1.9 % of addresses). A measurement decides for a given house.

← Back to the overview of Josefov

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