Mercer, PA Noise Levels
Mercer, PA: what the federal noise map shows
At Mercer, PA, road, rail and aircraft noise all fall below the 45 dB(A) floor BTS's national map can distinguish from silence.
That figure is sampled at one coordinate, the Census Bureau's own internal point for Mercer, not a street-by-street survey of the whole place.
Where Mercer ranks
There's no loudness rank for Mercer: it's one of 8,515 places nationally where BTS's model measures nothing above its 45 dB(A) floor. About 1,922 people live there, making it the 7,827th largest place in this dataset.
Your street may differ from Mercer's reading
For a single house or lot in Mercer rather than the town-wide figure above, BTS's own map is the same free source, queried directly.
More on how this number was built
For exactly which federal dataset feeds Mercer's figure, see the methodology guide. The guide to reading a quiet result explains what "no measurable noise" actually means at Mercer.