Neighbourhood noise map
Cohab São Francisco, Petrolina
Sossego Index 77 out of 100: Calm. Ranked 86 of the 182 neighbourhoods rated in Petrolina. That matches the city average of 76.
Low noise most of the day. You can sleep with the window open.
Inside the neighbourhood the index runs from 60 to 85. Noise is similar across the whole area.
The roads that weigh most on the noise of the neighbourhood are Rua 15 (collector road, 228 m), Rua das Maças (residential street, 24 m) and Rua Gustavo Araújo (residential street, 26 m). Traffic is the main source of noise.
The nearest airport is Aeroporto de Petrolina - Senador Nilo Coelho (international), 3.8 km away. Close enough to weigh on the index.
Day and night
By day the estimate is 57 dB(A), index 77. At night, with less traffic, it drops to 49 dB(A), index 97. It is above the daytime NBR 10151 reference for residential areas (55 dB(A)) but within the night one (50 dB(A)).
What makes up the index
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The closest neighbourhoods and their scores.
- Cohab VI385 m away73
- Rio Claro392 m away77
- Jardim Guanabara517 m away78
- Rio Corrente761 m away76
- Loteamento São Rafael767 m away83
- Valle dos Coqueiros810 m away79
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.