Neighbourhood noise map
Chác. Santo Antônio, Franca
Sossego Index 59 out of 100: Active. Ranked 199 of the 231 neighbourhoods rated in Franca. That is below the city average of 74.
Moderate, steady noise, typical of mixed neighborhoods with shops and busy streets.
Inside the neighbourhood the index runs from 4 to 77. 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 Engenheiro Ronan Rocha (motorway, 4 m), Avenida Magistrado Renato Salles Abreu (collector road, 27 m) and Avenida Paulo Roberto Cavalheiro Coelho (main local road, 36 m). Traffic is the main source of noise.
The nearest airport is Aeroporto Estadual Tenente Lund Presotto de Franca (small), 1.8 km away. Close enough to weigh on the index.
Nearby local sources: Coca-Cola Andina Franca (41 m).
Day and night
By day the estimate is 64 dB(A), index 59. At night, with less traffic, it drops to 57 dB(A), index 77. 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 Chác. Santo AntônioNeighbouring areas
The closest neighbourhoods and their scores.
- Parque Mundo Novo440 m away70
- Jardim Flórida472 m away71
- Parque das Árvores749 m away71
- Recanto Elimar II799 m away79
- Jardim Primavera929 m away75
- Prolongamento Jardim Flórida1 km away93
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.