South Coatesville, PA Noise Levels
Noise levels in South Coatesville, PA
At 47.5 dB(A), South Coatesville, PA 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 aircraft, well ahead of the other two modes BTS tracks. Treat this as South Coatesville's one representative point, not a promise about every block in it, BTS's map wasn't built to resolve individual streets.
Where South Coatesville'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 South Coatesville
Aircraft noise is intermittent and lower-frequency, which is why FAA’s Part 150 program funds whole-envelope sound insulation for homes inside an airport’s own mapped noise contour rather than relying on window replacement alone.
How South Coatesville compares nationally
South Coatesville ranks 3,090 of 3,622 measured places nationally, 1 being the loudest this dataset covers. Population is about 1,747, 8,177th largest of the 12,137 places covered here.
Checking one address in South Coatesville
South Coatesville's figure above is a town-wide reading. For one exact address, BTS's own map is the free, authoritative source.
Where South Coatesville'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 aircraft calls for a different fix than the other two sources.