Mapa Sossego

Neighbourhood noise map

Cascata, Porto Alegre

Sossego Index 100 out of 100: Very calm. Ranked 4 of the 296 neighbourhoods rated in Porto Alegre. That is above the city average of 76.

Very calm

Very low noise. The quiet of a far residential area or a green space.

100
Street level estimate: ~46 dB(A)
0 · LoudActiveVery calm · 100

Inside the neighbourhood the index runs from 94 to 100. Noise is similar across the whole area.

The road with the biggest weight in the noise is Rua Maria Lúcia Petit (local street), 37 m from the centre of the neighbourhood.

The nearest airport is Aeroporto Internacional de Porto Alegre (international), 10.6 km away. Far enough to barely count.

What makes up the index

Traffic
~45 dB(A)
Very calm
Airports
~42 dB(A)
Very calm
Local sources
~38 dB(A)
Very calm

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Neighbouring areas

The closest neighbourhoods and their scores.

How to read this index

The Sossego Index runs from 0 to 100 and is an estimate built from open data, not an on-site measurement. 100 means 48 dB(A) or less, the level of a calm residential area. 0 means 86 dB(A) or more, the level of a heavy traffic avenue. Each neighbourhood's value is the median of nine points around its centre.

Read the full methodology

OpenStreetMap data, computed on October 19, 2026.