Neighbourhood noise map
Cachoeira, Niterói
Sossego Index 73 out of 100: Calm. Ranked 53 of the 65 neighbourhoods rated in Niterói. That is below the city average of 84.
Low noise most of the day. You can sleep with the window open.
Inside the neighbourhood the index runs from 42 to 90. Some corners are much louder than others, usually next to the avenues.
The roads that weigh most on the noise of the neighbourhood are Avenida Rui Barbosa (arterial road, 188 m), Rua Fernandes Couto (arterial road, 167 m) and Rua Elvira German (arterial road, 167 m). Traffic is the main source of noise.
The nearest airport is Aeroporto Santos Dumont (regional), 8.7 km away. Far enough to barely count.
Day and night
By day the estimate is 58 dB(A), index 73. At night, with less traffic, it drops to 51 dB(A), index 91. 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.
- Viradouro828 m away94
- Largo da Batalha845 m away77
- Maceió912 m away92
- São Francisco1.3 km away74
- Ititioca1.5 km away99
- Vital Brazil1.8 km away86
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.