Alexandria, SD Noise Levels
Noise levels in Alexandria, SD
BTS's federal noise model shows no measurable road, rail or aircraft noise at Alexandria, SD, below the 45 dB(A) floor it can even resolve. That figure is sampled at one coordinate, the Census Bureau's own internal point for Alexandria, not a street-by-street survey of the whole place.
How Alexandria compares nationally
Alexandria is one of 8,515 places in this dataset with no measurable transportation noise at all, too quiet to rank on loudness. About 657 people live there, making it the 12,087th largest place in this dataset.
Checking one address in Alexandria
Alexandria's figure above is a town-wide reading. For one exact address, BTS's own map is the free, authoritative source.
Where Alexandria's figures come from
Every dB(A) figure on this page traces to a named BTS dataset, documented in the methodology guide. Curious why Alexandria reads as quiet? The explanation of what a quiet result actually means covers it.