Mapa Sossego

Neighbourhood noise map

Matões, São Luís

Sossego Index 81 out of 100: Calm. Ranked 65 of the 323 neighbourhoods rated in São Luís. That is above the city average of 70.

Calm

Low noise most of the day. You can sleep with the window open.

81
Street level estimate: ~55 dB(A)
0 · LoudActiveVery calm · 100

Inside the neighbourhood the index runs from 66 to 90. Noise is similar across the whole area.

The road with the biggest weight in the noise is Avenida Celso Coutinho (collector road), 137 m from the centre of the neighbourhood.

The nearest airport is Aeroporto Internacional Marechal Cunha Machado (international), 6.3 km away. Close enough to weigh on the index.

What makes up the index

Traffic
~54 dB(A)
Calm
Airports
~50 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.