Nashua, NH Noise Levels
Noise levels in Nashua, NH
At 47.5 dB(A), Nashua, NH falls inside HUD's "Acceptable" noise zone, 65 dB(A) day-night average or below under 24 CFR 51.104, the federal government's own line for building housing with no extra sound attenuation required. The main source is road traffic, well ahead of the other two modes BTS tracks. Treat this as Nashua's one representative point, not a promise about every block in it, BTS's map wasn't built to resolve individual streets.
Where Nashua's noise comes from
BTS models these three sources separately before combining them, so a place can be quiet on two and loud on the third.
If you're weighing a move to Nashua
Upgraded windows, door seals and STC-rated glazing meaningfully cut broadband, near-continuous road noise.
How Nashua compares nationally
Nashua ranks 1,847 of 3,622 measured places nationally, 1 being the loudest this dataset covers. Population is about 91,851, 383th largest of the 12,137 places covered here.
Checking one address in Nashua
Nashua's figure above is a town-wide reading. For one exact address, BTS's own map is the free, authoritative source.
Where Nashua's figures come from
Every dB(A) figure on this page traces to a named BTS dataset, documented in the methodology guide. The guide to what actually cuts each kind of noise explains why road traffic calls for a different fix than the other two sources.