Neighbourhood noise map
Antônio Cassimiro II, Petrolina
Sossego Index 75 out of 100: Calm. Ranked 94 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 54 to 89. 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 Fernando Farias (collector road, 235 m), Avenida Marechal Hermes da Fonseca (collector road, 248 m) and Avenida Sete de Setembro (expressway, 898 m). Traffic is the main source of noise.
The nearest airport is Aeroporto de Petrolina - Senador Nilo Coelho (international), 4.4 km away. Close enough to weigh on the index.
There is a railway line 248 m away. Nearby local sources: Estrada de Ferro Petrolina-Teresina (248 m).
Day and night
By day the estimate is 58 dB(A), index 75. At night, with less traffic, it drops to 53 dB(A), index 88. 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 Antônio Cassimiro IINeighbouring areas
The closest neighbourhoods and their scores.
- Colina do Rio383 m away72
- Ouro Preto (Parte Baixa)613 m away79
- Condomínio Vila Verde746 m away80
- Vale do Grande Rio829 m away82
- Condomínio Vila Real847 m away75
- Condomínio Mais Viver São Francisco940 m away78
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.