Mapa Sossego

Neighbourhood noise map

Condomínio Colorado, Viamão

Sossego Index 74 out of 100: Calm. Ranked 155 of the 200 neighbourhoods rated in Viamão. That is below the city average of 86.

Calm

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

74
Street level estimate: ~58 dB(A)
0 · LoudActiveVery calm · 100

Inside the neighbourhood the index runs from 47 to 98. Some corners are much louder than others, usually next to the avenues.

The roads that weigh most on the noise of the neighbourhood are Rodovia Mário Quintana (expressway, 268 m), Avenida José Garibaldi (collector road, 133 m) and Rua E (residential street, 18 m). Traffic is the main source of noise.

The nearest airport is an unnamed airfield (small), 3.1 km away. Far enough to barely count.

Day and night

Day
74~58 dB(A)
Night
91~52 dB(A)

By day the estimate is 58 dB(A), index 74. At night, with less traffic, it drops to 52 dB(A), index 91. 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
~58 dB(A)
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.