Mapa Sossego

Neighbourhood noise map

Terra Firme, Belém

Sossego Index 79 out of 100: Calm. Ranked 74 of the 130 neighbourhoods rated in Belém. That matches the city average of 79.

Calm

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

79
Street level estimate: ~56 dB(A)
0 · LoudActiveVery calm · 100

Inside the neighbourhood the index runs from 52 to 87. Some corners are much louder than others, usually next to the avenues.

The road with the biggest weight in the noise is Rua São Domingos (main local road), 142 m from the centre of the neighbourhood. Traffic is the main source of noise.

The nearest airport is Aeroporto Internacional de Belém Val-de-Cans (international), 7.6 km away. Close enough to weigh on the index.

Nearby local sources: pub (83 m), Ponto de ônibus (215 m), Ponto de MotoTaxi (246 m).

What makes up the index

Traffic
~55 dB(A)
Calm
Airports
~47 dB(A)
Very calm
Local sources
~43 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.