Mapa Sossego

Neighbourhood noise map

Guaraituba, Colombo

Sossego Index 71 out of 100: Calm. Ranked 68 of the 76 neighbourhoods rated in Colombo. That is below the city average of 89.

Calm

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

71
Street level estimate: ~59 dB(A)
0 · LoudActiveVery calm · 100

Inside the neighbourhood the index runs from 38 to 90. Some corners are much louder than others, usually next to the avenues.

The roads that weigh most on the noise of the neighbourhood are Rua Cascavel (main local road, 6 m), Estrada da Ribeira (arterial road, 197 m) and Rua Altívo de Oliveira Gomes Júnior (residential street, 34 m). Traffic is the main source of noise.

The nearest airport is an unnamed airfield (small), 7.8 km away. Far enough to barely count.

Nearby local sources: Terminal Guaraituba (120 m).

Day and night

Day
71~59 dB(A)
Night
90~52 dB(A)

By day the estimate is 59 dB(A), index 71. At night, with less traffic, it drops to 52 dB(A), index 90. 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
~59 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.