Iva, SC Noise Levels
Noise levels in Iva, SC
At 47.5 dB(A), Iva, SC 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. That's the reading at Iva's Census-defined center point, not any one street, BTS's map is a live raster, not a per-address service.
Where Iva'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 Iva
Upgraded windows, door seals and STC-rated glazing meaningfully cut broadband, near-continuous road noise.
How Iva compares nationally
Iva ranks 3,289 of 3,622 measured places nationally, 1 being the loudest this dataset covers. By population, it ranks 9,619 of the 12,137 places in this dataset, home to about 1,191 people.
Checking one address in Iva
Iva's figure above is a town-wide reading. For one exact address, BTS's own map is the free, authoritative source.
Where Iva'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.