Neighbourhood noise map
Porto da Madame, São Gonçalo
Sossego Index 63 out of 100: Active. Ranked 123 of the 136 neighbourhoods rated in São Gonçalo. That is below the city average of 83.
Moderate, steady noise, typical of mixed neighborhoods with shops and busy streets.
Inside the neighbourhood the index runs from 22 to 76. 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 Comandante Ari Parreiras (arterial road, 136 m), Rua Demétrio Ribeiro (arterial road, 116 m) and Rua Doutor Gradim (main local road, 57 m). Traffic is the main source of noise.
The nearest airport is Aeroporto Santos Dumont (regional), 11.2 km away. Far enough to barely count.
Day and night
By day the estimate is 62 dB(A), index 63. At night, with less traffic, it drops to 55 dB(A), index 82. 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
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Test an address in Porto da MadameNeighbouring areas
The closest neighbourhoods and their scores.
- Madama116 m away59
- Paraíso608 m away67
- Porto Velho688 m away60
- Gradim855 m away52
- Barro Vermelho I1.1 km away82
- Patronato1.1 km away74
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.