Mapa Sossego

Neighbourhood noise map

Vila Santa Helena, Franca

Sossego Index 82 out of 100: Calm. Ranked 67 of the 231 neighbourhoods rated in Franca. That is above the city average of 74.

Calm

Low noise most of the day. You can sleep with the window open.

82
Street level estimate: ~55 dB(A)
0 · LoudActiveVery calm · 100

Inside the neighbourhood the index runs from 69 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 Rua Deoclides Barbosa Leme (main local road, 22 m), Rua Domingos Sanna (main local road, 94 m) and Rua Alexandre Speretta (main local road, 42 m). Traffic is the main source of noise.

The nearest airport is Aeroporto Estadual Tenente Lund Presotto de Franca (small), 7.1 km away. Far enough to barely count.

Day and night

Day
82~55 dB(A)
Night
99~48 dB(A)

By day the estimate is 55 dB(A), index 82. At night, with less traffic, it drops to 48 dB(A), index 99. It is within the NBR 10151 references for residential areas (55 dB(A) by day and 50 at night).

What makes up the index

Traffic
~55 dB(A)
Calm
Airports
~38 dB(A)
Very calm
Local sources
~38 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.