Neighbourhood noise map
São Luís, Canoas
Sossego Index 72 out of 100: Calm. Ranked 12 of the 21 neighbourhoods rated in Canoas. That matches the city average of 72.
Low noise most of the day. You can sleep with the window open.
Inside the neighbourhood the index runs from 43 to 97. 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 Governador Leonel de Moura Brizola (expressway, 281 m) and Rodovia Doutor Fábio André Koff (motorway, 2.1 km). Traffic is the main source of noise.
The nearest airport is an unnamed airfield (small), 5 km away. Far enough to barely count.
There is a railway line 1.3 km away. Nearby local sources: railway (1.3 km).
Day and night
By day the estimate is 59 dB(A), index 72. At night, with less traffic, it drops to 53 dB(A), index 88. 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
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The closest neighbourhoods and their scores.
- Mathias Velho1.4 km away84
- Industrial2.1 km away80
- Harmonia2.3 km away86
- Residencial Central Park4 km away77
- Vila República4.2 km away67
- Centro4.2 km away66
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 methodologyOpenStreetMap data, computed on October 21, 2026.