Mapa Sossego

Neighbourhood noise map

Nova Caiçara, Sobral

Sossego Index 95 out of 100: Very calm. Ranked 4 of the 37 neighbourhoods rated in Sobral. That is above the city average of 74.

Very calm

Very low noise. The quiet of a far residential area or a green space.

95
Street level estimate: ~50 dB(A)
0 · LoudActiveVery calm · 100

Inside the neighbourhood the index runs from 44 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 Rua Juriti (residential street, 23 m), Avenida John Sanford (collector road, 385 m) and Avenida dos Ipês (residential street, 50 m).

The nearest airport is Aeroporto Regional de Sobral - Dr. Luciano de Arruda Coelho (international), 16.2 km away. Far enough to barely count.

There is a railway line 400 m away.

Day and night

Day
95~50 dB(A)
Night
100~41 dB(A)

By day the estimate is 50 dB(A), index 95. At night, with less traffic, it drops to 41 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

Traffic
~50 dB(A)
Very calm
Airports
~38 dB(A)
Very calm
Local sources
~39 dB(A)
Very calm

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Neighbouring areas

The closest neighbourhoods and their scores.

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 methodology

OpenStreetMap data, computed on October 21, 2026.