Northport, AL Noise Levels
Is Northport, AL noisy?
Northport, AL sits below the 45 dB(A) floor BTS's transportation noise model measures at all, road, rail and aircraft alike.
That figure is sampled at one coordinate, the Census Bureau's own internal point for Northport, not a street-by-street survey of the whole place.
Where Northport ranks
Northport 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 1,302 of the 12,137 places in this dataset, home to about 31,492 people.
Your street may differ from Northport's reading
This page describes Northport as a whole. If one specific address is what matters, BTS publishes the same underlying map for free.
Behind Northport's reading
The methodology guide shows exactly how Northport's reading was built from BTS's tile data. Northport isn't the only surprise: the guide to why big cities show up quiet covers why this happens.