Isle of Palms, SC Noise Levels
Isle of Palms, SC: what the federal noise map shows
Isle of Palms, SC is one of the places where the federal model has nothing to report above its 45 dB(A) floor, on any of the three sources.
That figure is sampled at one coordinate, the Census Bureau's own internal point for Isle of Palms, not a street-by-street survey of the whole place.
Where Isle of Palms ranks
Isle of Palms, SC sits among 8,515 US places this dataset covers with no measurable transportation noise, out of 12,137 places checked overall. About 4,377 people live there, making it the 5,265th largest place in this dataset.
Your street may differ from Isle of Palms's reading
For a single house or lot in Isle of Palms rather than the town-wide figure above, BTS's own map is the same free source, queried directly.
More on how this number was built
For exactly which federal dataset feeds Isle of Palms's figure, see the methodology guide. The guide to reading a quiet result explains what "no measurable noise" actually means at Isle of Palms.