Mapa Sossego

Neighbourhood noise map

Maceió, Niterói

Sossego Index 92 out of 100: Very calm. Ranked 21 of the 65 neighbourhoods rated in Niterói. That is above the city average of 84.

Very calm

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

92
Street level estimate: ~51 dB(A)
0 · LoudActiveVery calm · 100

Inside the neighbourhood the index runs from 63 to 100. Some corners are much louder than others, usually next to the avenues.

The roads that weigh most on the noise of the neighbourhood are Avenida Rui Barbosa (arterial road, 485 m), Estrada Pacheco de Carvalho (collector road, 459 m) and Estrada Nossa Senhora de Lourdes (residential street, 42 m).

The nearest airport is Aeroporto Santos Dumont (regional), 9.4 km away. Far enough to barely count.

Day and night

Day
92~51 dB(A)
Night
100~44 dB(A)

By day the estimate is 51 dB(A), index 92. At night, with less traffic, it drops to 44 dB(A), index 100. It is within the NBR 10151 references for residential areas (55 dB(A) by day and 50 at night).

What makes up the index

Traffic
~51 dB(A)
Very calm
Airports
~38 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 21, 2026.