Crystal City, MO Noise Levels
Noise levels in Crystal City, MO
At 52.5 dB(A), Crystal City, MO 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 rail traffic, well ahead of the other two modes BTS tracks. That figure is sampled at one coordinate, the Census Bureau's own internal point for Crystal City, not a street-by-street survey of the whole place.
Where Crystal City'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 Crystal City
The same window and door upgrades that work on road noise also cut broadband rail noise, though very low-frequency freight rumble travels through walls, not just glass.
How Crystal City compares nationally
Crystal City ranks 1,225 of 3,622 measured places nationally, 1 being the loudest this dataset covers. By population, it ranks 5,051 of the 12,137 places in this dataset, home to about 4,703 people.
Checking one address in Crystal City
Crystal City's figure above is a town-wide reading. For one exact address, BTS's own map is the free, authoritative source.
Where Crystal City'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 rail traffic calls for a different fix than the other two sources.