Dauphin Island, AL Noise Levels
Noise levels in Dauphin Island, AL
BTS's federal noise model shows no measurable road, rail or aircraft noise at Dauphin Island, AL, below the 45 dB(A) floor it can even resolve. This describes Dauphin Island as a whole, not a specific block, the underlying BTS map resolves to about 38 meters per pixel, sampled at the town's own center point.
How Dauphin Island compares nationally
Dauphin Island is one of 8,515 places in this dataset with no measurable transportation noise at all, too quiet to rank on loudness. By population, it ranks 7,825 of the 12,137 places in this dataset, home to about 1,923 people.
Checking one address in Dauphin Island
Dauphin Island's figure above is a town-wide reading. For one exact address, BTS's own map is the free, authoritative source.
Where Dauphin Island's figures come from
Every dB(A) figure on this page traces to a named BTS dataset, documented in the methodology guide. Curious why Dauphin Island reads as quiet? The explanation of what a quiet result actually means covers it.