Mapa Sossego

Neighbourhood noise map

Planta Agostinho Boot, Colombo

Sossego Index 87 out of 100: Very calm. Ranked 46 of the 76 neighbourhoods rated in Colombo. That matches the city average of 89.

Very calm

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

87
Street level estimate: ~53 dB(A)
0 · LoudActiveVery calm · 100

Inside the neighbourhood the index runs from 47 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 Rua Zacaria de Paula Xavier (main local road, 60 m), Rua Pedro Pavin (main local road, 60 m) and Rua José Leal Fontoura (collector road, 325 m).

The nearest airport is Aeroporto de Bacacheri (regional), 12.4 km away. Far enough to barely count.

Day and night

Day
87~53 dB(A)
Night
100~45 dB(A)

By day the estimate is 53 dB(A), index 87. At night, with less traffic, it drops to 45 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
~52 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.