Mapa Sossego

Neighbourhood noise map

Novo Boa Vista, Contagem

Sossego Index 58 out of 100: Active. Ranked 225 of the 263 neighbourhoods rated in Contagem. That is below the city average of 76.

Active

Moderate, steady noise, typical of mixed neighborhoods with shops and busy streets.

58
Street level estimate: ~64 dB(A)
0 · LoudActiveVery calm · 100

Inside the neighbourhood the index runs from 39 to 88. 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 Juscelino Kubitschek (motorway, 179 m), Rua Uruguai (residential street, 4 m) and Rua Quinze (motorway ramp, 241 m). Traffic is the main source of noise.

The nearest airport is an unnamed airfield (small), 4.1 km away. Far enough to barely count.

Nearby local sources: industrial zone (237 m).

Day and night

Day
58~64 dB(A)
Night
74~58 dB(A)

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

Traffic
~63 dB(A)
Active
Airports
~42 dB(A)
Very calm
Local sources
~50 dB(A)
Very calm

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Neighbouring areas

The closest neighbourhoods and their scores.

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 methodology

OpenStreetMap data, computed on October 21, 2026.