Neighbourhood noise map
Riachão, Nova Iguaçu
Sossego Index 58 out of 100: Active. Ranked 127 of the 133 neighbourhoods rated in Nova Iguaçu. 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 2 to 80. 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 Presidente Dutra (motorway, 107 m), Estrada do Riachão (main local road, 352 m) and Estrada da Paca (main local road, 427 m). Traffic is the main source of noise.
The nearest airport is Aeroclube de Nova Iguaçu (small), 5.4 km away. Far enough to barely count.
There is a railway line 1.5 km away.
Day and night
By day the estimate is 64 dB(A), index 58. At night, with less traffic, it drops to 58 dB(A), index 74. 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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The closest neighbourhoods and their scores.
- Marileia1.3 km away76
- Rodilândia1.4 km away70
- Eurico Miranda1.5 km away75
- Rosa dos Ventos1.9 km away63
- Sete de Setembro2 km away69
- Palhada2 km away100
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.