Brentwood, PA Noise Levels
Brentwood, PA: what the federal noise map shows
At Brentwood, PA, road, rail and aircraft noise all fall below the 45 dB(A) floor BTS's national map can distinguish from silence. This describes Brentwood 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 Brentwood ranks
Brentwood is one of 8,515 places in this dataset with no measurable transportation noise at all, too quiet to rank on loudness. About 9,704 people live there, making it the 3,272th largest place in this dataset.
Your street may differ from Brentwood's reading
For a single house or lot in Brentwood 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 Brentwood's figure, see the methodology guide. The guide to reading a quiet result explains what "no measurable noise" actually means at Brentwood.