Centerville, IA Noise Levels
Centerville, IA: what the federal noise map shows
Centerville, IA is one of the places where the federal model has nothing to report above its 45 dB(A) floor, on any of the three sources.
Treat this as Centerville's one representative point, not a promise about every block in it, BTS's map wasn't built to resolve individual streets.
Where Centerville ranks
Centerville is one of 8,515 places in this dataset with no measurable transportation noise at all, too quiet to rank on loudness. Population is about 5,345, 4,687th largest of the 12,137 places covered here.
Your street may differ from Centerville's reading
For a single house or lot in Centerville 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 Centerville's figure, see the methodology guide. The guide to reading a quiet result explains what "no measurable noise" actually means at Centerville.