Mapa Sossego

Neighbourhood noise map

Moradas do Sobrado, Gravataí

Sossego Index 55 out of 100: Active. Ranked 138 of the 157 neighbourhoods rated in Gravataí. That is below the city average of 76.

Active

Moderate, steady noise, typical of mixed neighborhoods with shops and busy streets.

55
Street level estimate: ~65 dB(A)
0 · LoudActiveVery calm · 100

Inside the neighbourhood the index runs from 1 to 70. 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 Ely Corrêa (arterial road, 173 m), Freeway (motorway, 368 m) and Estrada dos Gravatás (collector road, 168 m). Traffic is the main source of noise.

The nearest airport is an unnamed airfield (small), 4.3 km away. Far enough to barely count.

Nearby local sources: Condomínio Industrial Parque dos Anjos (197 m).

Day and night

Day
55~65 dB(A)
Night
73~58 dB(A)

By day the estimate is 65 dB(A), index 55. At night, with less traffic, it drops to 58 dB(A), index 73. It is above the NBR 10151 reference for residential areas (55 dB(A) by day and 50 at night) in both periods.

What makes up the index

Traffic
~65 dB(A)
Active
Airports
~38 dB(A)
Very calm
Local sources
~41 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.