Alton, MO Noise Levels
How loud is Alton, MO?
None of the three transportation sources BTS models, road, rail or aircraft, register above 45 dB(A) at Alton, MO. This describes Alton 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 Alton compares nationally
Alton is one of 8,515 places in this dataset with no measurable transportation noise at all, too quiet to rank on loudness. About 702 people live there, making it the 11,825th largest place in this dataset.
Checking one address in Alton
Nothing here substitutes for checking one address in Alton directly, and BTS's own map lets anyone do that at no cost.
Alton's number isn't a one-off calculation, it comes from the same method covered in the methodology guide. See the why New York City shows up quiet here too for why a real place can show no reading at all.