Neighbourhood noise map
Uvaranal, Colombo
Sossego Index 100 out of 100: Very calm. Ranked 35 of the 76 neighbourhoods rated in Colombo. That is above the city average of 89.
Very low noise. The quiet of a far residential area or a green space.
Inside the neighbourhood the index runs from 83 to 100. Noise is similar across the whole area.
The roads that weigh most on the noise of the neighbourhood are Rua Bortolo Cavassin (main local road, 262 m) and Rua Antonio Alceu Machado (main local road, 563 m).
The nearest airport is Aeroporto de Bacacheri (regional), 14.1 km away. Far enough to barely count.
Day and night
By day the estimate is 40 dB(A), index 100. At night, with less traffic, it drops to 34 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
Moving here?
Open the neighbourhood heatmap and test the exact address, with floor and window facing for apartments.
Test an address in UvaranalNeighbouring areas
The closest neighbourhoods and their scores.
- Campestre1.7 km away100
- Jardim Dom Fernando1.9 km away100
- Boicininga2 km away90
- Gabirobal2.1 km away100
- Vila Campestre2.2 km away100
- Jardim Florença2.3 km away91
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.