Neighbourhood noise map
Itoupava Norte, Blumenau
Sossego Index 76 out of 100: Calm. Ranked 30 of the 42 neighbourhoods rated in Blumenau. That is below the city average of 83.
Low noise most of the day. You can sleep with the window open.
Inside the neighbourhood the index runs from 51 to 81. 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 4 de Fevereiro (main local road, 25 m), Rua 25 de Julho (collector road, 202 m) and Via Expressa Paul Fritz Kuehnrich (arterial road, 679 m). Traffic is the main source of noise.
The nearest airport is Aeroporto Regional de Blumenau (regional), 5.3 km away. Far enough to barely count.
Day and night
By day the estimate is 57 dB(A), index 76. At night, with less traffic, it drops to 50 dB(A), index 95. 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
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The closest neighbourhoods and their scores.
- Itoupava Seca1.3 km away58
- Fortaleza1.8 km away80
- Boa Vista2.1 km away73
- Nova Esperança2.4 km away100
- Do Salto2.6 km away80
- Vila Nova2.7 km away73
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.