Neighbourhood noise map
Portal Alvorada, Jacareí
Sossego Index 93 out of 100: Very calm. Ranked 19 of the 112 neighbourhoods rated in Jacareí. 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 54 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 Rodovia Dom Pedro I (arterial road, 447 m), Rua Joviano Camara (main local road, 185 m) and Rua Ezequiel da Silva (residential street, 76 m).
The nearest airport is Aeroporto de São José dos Campos (international), 18.1 km away. Far enough to barely count.
Day and night
By day the estimate is 51 dB(A), index 93. At night, with less traffic, it drops to 44 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 Portal AlvoradaNeighbouring areas
The closest neighbourhoods and their scores.
- Chacarás Reunidas Bela Vista693 m away75
- Conjunto Primeiro de Maio812 m away88
- Bela Vista922 m away63
- Loteamento Chácaras Reunidas Ygarapés983 m away67
- Chácaras Reunidas Igarapés1.3 km away85
- Veraneio Ijal2.2 km away68
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.