Duncan, SC Noise Levels
Is Duncan, SC noisy?
Whatever transportation noise reaches Duncan, SC, BTS's model puts it under the 45 dB(A) point where the map stops resolving detail.
Treat this as Duncan's one representative point, not a promise about every block in it, BTS's map wasn't built to resolve individual streets.
Where Duncan ranks
There's no loudness rank for Duncan: it's one of 8,515 places nationally where BTS's model measures nothing above its 45 dB(A) floor. About 4,594 people live there, making it the 5,120th largest place in this dataset.
Your street may differ from Duncan's reading
This page describes Duncan as a whole. If one specific address is what matters, BTS publishes the same underlying map for free.
Behind Duncan's reading
The methodology guide shows exactly how Duncan's reading was built from BTS's tile data. Duncan isn't the only surprise: the guide to why big cities show up quiet covers why this happens.