Johnston, SC Noise Levels
Is Johnston, SC noisy?
Johnston, SC sits below the 45 dB(A) floor BTS's transportation noise model measures at all, road, rail and aircraft alike. This describes Johnston 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.
Where Johnston ranks
Johnston 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 7,307 of the 12,137 places in this dataset, home to about 2,214 people.
Your street may differ from Johnston's reading
This page describes Johnston as a whole. If one specific address is what matters, BTS publishes the same underlying map for free.
Behind Johnston's reading
The methodology guide shows exactly how Johnston's reading was built from BTS's tile data. Johnston isn't the only surprise: the guide to why big cities show up quiet covers why this happens.