Neighbourhood noise map
Bairro Alto da Aliança, Juazeiro
Sossego Index 72 out of 100: Calm. Ranked 111 of the 147 neighbourhoods rated in Juazeiro. That is below the city average of 80.
Low noise most of the day. You can sleep with the window open.
Inside the neighbourhood the index runs from 57 to 82. Noise is similar across the whole area.
The roads that weigh most on the noise of the neighbourhood are Avenida Irmã Dulce (collector road, 26 m), Rodovia Dom José Rodrigues de Souza (arterial road, 543 m) and Rua Saul Rosa (collector road, 444 m). Traffic is the main source of noise.
The nearest airport is Aeroporto de Petrolina - Senador Nilo Coelho (international), 10.7 km away. Far enough to barely count.
Day and night
By day the estimate is 59 dB(A), index 72. At night, with less traffic, it drops to 50 dB(A), index 94. 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
Moving here?
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Test an address in Bairro Alto da AliançaNeighbouring areas
The closest neighbourhoods and their scores.
- Alto da Aliança283 m away73
- Vila Tiradentes420 m away71
- Jardim São Paulo515 m away70
- Bairro Usina Aliança541 m away54
- Usina Aliança622 m away62
- Malhada da Areia651 m away84
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.