Neighbourhood noise map
Ouro Negro, Mossoró
Sossego Index 56 out of 100: Active. Ranked 37 of the 42 neighbourhoods rated in Mossoró. That is below the city average of 78.
Moderate, steady noise, typical of mixed neighborhoods with shops and busy streets.
Inside the neighbourhood the index runs from 47 to 63. Noise is similar across the whole area.
The roads that weigh most on the noise of the neighbourhood are Avenida Wilson Rosado (expressway, 136 m), Rua Januário Pereira Pimenta (residential street, 9 m) and Rua Cícero Lourenço (residential street, 22 m). Traffic is the main source of noise.
The nearest airport is Dix-sept Rosado (international), 1.4 km away. Close enough to weigh on the index.
Day and night
By day the estimate is 65 dB(A), index 56. At night, with less traffic, it drops to 59 dB(A), index 72. 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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The closest neighbourhoods and their scores.
- Aeroporto1.4 km away44
- Nova Betânia1.6 km away82
- Cidade Nova1.6 km away71
- Boa Vista2.1 km away47
- Doze Anos2.1 km away57
- Abolição II2.1 km away71
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.