Northumberland, PA Noise Levels
Noise levels in Northumberland, PA
Northumberland, PA doesn't clear BTS's 45 dB(A) measurement floor on any of the three transportation sources it tracks, road, rail or aircraft.
That figure is sampled at one coordinate, the Census Bureau's own internal point for Northumberland, not a street-by-street survey of the whole place.
How Northumberland compares nationally
There's no loudness rank for Northumberland: it's one of 8,515 places nationally where BTS's model measures nothing above its 45 dB(A) floor. About 3,835 people live there, making it the 5,603th largest place in this dataset.
Checking one address in Northumberland
Northumberland's figure above is a town-wide reading. For one exact address, BTS's own map is the free, authoritative source.
Where Northumberland's figures come from
Every dB(A) figure on this page traces to a named BTS dataset, documented in the methodology guide. Curious why Northumberland reads as quiet? The explanation of what a quiet result actually means covers it.