Neighbourhood noise map
Terras Alphaville, Petrolina
Sossego Index 93 out of 100: Very calm. Ranked 30 of the 182 neighbourhoods rated in Petrolina. That is above the city average of 76.
Very low noise. The quiet of a far residential area or a green space.
Inside the neighbourhood the index runs from 64 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 Rodovia PE-626 (arterial road, 511 m), Avenida Transnordestina (arterial road, 471 m) and Rua Urucuia (living street, 16 m).
The nearest airport is Aeroporto de Petrolina - Senador Nilo Coelho (international), 11 km away. Far enough to barely count.
Day and night
By day the estimate is 51 dB(A), index 93. At night, with less traffic, it drops to 44 dB(A), index 100. It is within the NBR 10151 references for residential areas (55 dB(A) by day and 50 at night).
What makes up the index
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Test an address in Terras AlphavilleNeighbouring areas
The closest neighbourhoods and their scores.
- Condomínio Alphaville6 m away93
- Condomínio Eco Spa1.2 km away84
- Reserva vallieer1.5 km away85
- Condomínio Vivendas do São Francisco - Estrada das Pedrinhas1.5 km away94
- Santa Bárbara1.5 km away82
- Jardim Santa Barbara1.5 km away80
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.