Neighbourhood noise map
Santo Antônio, Gravataí
Sossego Index 94 out of 100: Very calm. Ranked 27 of the 157 neighbourhoods rated in Gravataí. That is above the city average of 76.
Very low noise. The quiet of a far residential area or a green space.
Inside the neighbourhood the index runs from 59 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 Estrada Vânius Abílio dos Santos (collector road, 24 m), Rua Chavante (residential street, 52 m) and Estrada Fazenda Timbaúva (main local road, 373 m).
The nearest airport is an unnamed airfield (small), 2.8 km away. Far enough to barely count.
Day and night
By day the estimate is 50 dB(A), index 94. At night, with less traffic, it drops to 43 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
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Test an address in Santo AntônioNeighbouring areas
The closest neighbourhoods and their scores.
- Parque São Cristóvão1.3 km away76
- Estância Antiga1.5 km away100
- Recanto Verde1.5 km away73
- Dakar2 km away68
- Jardim dos Alpes2 km away81
- Sítio Paquetá2.1 km away97
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.