Dunlap, IL Noise Levels
Dunlap, IL: what the federal noise map shows
At Dunlap, IL, road, rail and aircraft noise all fall below the 45 dB(A) floor BTS's national map can distinguish from silence. That's the reading at Dunlap's Census-defined center point, not any one street, BTS's map is a live raster, not a per-address service.
Where Dunlap ranks
There's no loudness rank for Dunlap: it's one of 8,515 places nationally where BTS's model measures nothing above its 45 dB(A) floor. By population, it ranks 8,524 of the 12,137 places in this dataset, home to about 1,596 people.
Your street may differ from Dunlap's reading
For a single house or lot in Dunlap 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 Dunlap's figure, see the methodology guide. The guide to reading a quiet result explains what "no measurable noise" actually means at Dunlap.