Postville, IA Noise Levels
Noise levels in Postville, IA
At 47.5 dB(A), Postville, IA 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. This describes Postville 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 Postville'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 Postville
Upgraded windows, door seals and STC-rated glazing meaningfully cut broadband, near-continuous road noise.
How Postville compares nationally
Postville ranks 2,926 of 3,622 measured places nationally, 1 being the loudest this dataset covers. About 2,418 people live there, making it the 6,999th largest place in this dataset.
Checking one address in Postville
Postville's figure above is a town-wide reading. For one exact address, BTS's own map is the free, authoritative source.
Where Postville'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.