Noise Levels in 06517, CT | Find Quiet Neighborhoods With Our Sound Map
54 dBA
Average noise across 06517
Quiet office to normal conversation
4,772
Residents above the EPA 55 dBA threshold
34% of 06517 residents
105 dBA
Loudest residential point
Power saw
This map shows modeled outdoor noise across 06517 at 100-meter resolution, combining road, aviation, and rail sources. Green areas measure below 45 dBA. Orange and red exceed the EPA's 55 dBA outdoor threshold linked to long-term health effects. Use the layer toggles to view each source on its own or all together.
Overall
Road
Rail
Aviation
Click the map to explore
35 dBa55 dBa (EPA limit)90+ dBa
3545557090
Quietest (dBA)Loudest
Colorblind friendlyoff
What the numbers sound like
30 dBAWhisper
40 dBASoft rainfall
45 dBAQuiet suburban street at night
50 dBAQuiet office
55 dBAEPA outdoor threshold: light traffic 100 ft away
60 dBANormal conversation an arm's length away
65 dBABusy restaurant
70 dBAHighway traffic 50 ft away
80 dBACity bus interior
Population Above the EPA Outdoor Threshold
The EPA's 55 dBA outdoor reference level is a common benchmark for residential noise exposure, especially for activity interference, annoyance, and long-term community noise concerns. About 4,772 06517 residents, or 34.2%, live above that level. By land area, 36.7% of 06517 is above 55 dBA.
Average noise levels for 06517 residents, grouped by direction from the center of 06517. Central 06517 carries the highest population-weighted average; Western 06517 carries the lowest. Just 28% of residents in Western 06517 live in blocks above the EPA's 55 dBA threshold, about half the share in Central 06517.
Central 06517
57.1 dBA · Moderate-loud
Normal conversation an arm’s length away
67% of people above 55 dBA
QuietLoud
Eastern 06517
53.9 dBA · Moderate-loud
Quiet office to normal conversation
26% of people above 55 dBA
QuietLoud
Northern 06517
53.9 dBA · Moderate-loud
Quiet office to normal conversation
41% of people above 55 dBA
QuietLoud
Southern 06517
54.0 dBA · Moderate-loud
Quiet office to normal conversation
33% of people above 55 dBA
QuietLoud
Western 06517
52.4 dBA · Moderate
Quiet office to normal conversation
28% of people above 55 dBA
QuietLoud
Central 06517 sounds about 39% louder than Western 06517 to the human ear, a 4.7 dBA gap. Every 10 dBA roughly doubles perceived loudness. Within any of these directions, two homes a quarter mile apart can still differ by 10 or more dBA depending on how close they sit to a major highway.
How far back from Ridge Rd do you need to be?
Ridge Rd produces an estimated 61 dBA at its loudest centerline points. Noise drops logarithmically with distance, with the exact rate depending on what's between you and the road. Tree cover, walls, terrain, and pavement type all matter. At roughly a quarter mile back, traffic fades into the noise level of a soft rainfall.
At source
61 dBA
Normal conversation an arm’s length away
165 ft
49 dBA
Quiet office
330 ft
41 dBA
Quiet suburban street at night
660 ft
35 dBA
Soft rainfall
¼ mile
35 dBA
Soft rainfall
½ mile
35 dBA
Soft rainfall
Calculated from the model's calibrated attenuation formula. About 42% of 06517 sits under tree canopy (heavier than most zip codes) and roughly 32% is impervious surface like pavement and rooftops. Both are folded into the per-place decay rate above. Heavier canopy pulls noise down faster with distance; impervious surfaces slow the drop.
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Rail Noise
Active freight rail runs through parts of 06517. For most blocks the rail-only contribution is small. Combined road-plus-rail noise rarely exceeds road noise on its own. The exceptions are the handful of blocks within roughly a quarter mile of the right-of-way during pass-through hours.
Use the Rail toggle on the map above to isolate rail's contribution from road and aviation.
Airport Noise
Tweed/New Haven (HVN) sits south of 06517. The U.S. Department of Transportation models aviation noise around this airport from federal traffic data, and the model uses those federal measurements rather than synthetic predictions.
Blocks under the approach and departure paths carry combined road-plus-aviation noise, with some exceeding 55 dBA on the map's Overall layer. Blocks on the opposite side of 06517, particularly to the north, show no measurable aviation contribution. Use the Aviation toggle on the map above to isolate the airport's footprint.
How Noise Is Distributed Across 06517
The bar chart below shows the share of 06517 residents in each noise band. About 64% of residents live below the EPA's 55 dBA threshold, and roughly 4% live in blocks above 60 dBA. Long-term exposure in that range is linked to elevated stress hormones and cardiovascular risk.
How 06517 Compares
06517 sits at the louder end of the spectrum. Below: how 06517's average outdoor noise and share of residents above the EPA threshold compare with 06519, 06477, 06515, and 06483.
Average noise level (dBA)
06517's 53.7 dBA pop-weighted average is at the louder end of the spectrum. Connecticut as a whole averages 51.3 dBA and the U.S. averages 52.0 dBA. Both are lower than 06517 because most of either area is rural land away from major roads.
Share of residents above 55 dBA
About 34.2% of 06517 residents live in blocks where outdoor levels exceed the EPA's 55 dBA threshold. That's in the middle of its peer group. Measured by land area instead, 36.7% of 06517's footprint sits above 55 dBA, against a Connecticut average of 27.3% and a national average of 28.1%.
What This Means if You're Moving to 06517
Distance from highways matters more than the neighborhood name. Two homes in the same zip code can differ by 20 dBA if one sits 100 meters from Ridge Rd and the other 500 meters away. The model captures this at 100-meter resolution, so noise exposure changes block by block.
Tree canopy can help reduce modeled noise exposure. Roughly 42% of 06517 is under tree cover (heavier than most zip codes), and the dominant land cover is low-intensity developed land. Both are measured from federal USDA Forest Service and USGS satellite imagery at 30-meter resolution. Streets with 60% or higher canopy show 3 to 5 dBA lower noise than comparable streets with bare ground or pavement, which is why the per-place decay rate above already accounts for it.
Airport noise is directional. Tweed/New Haven's approach paths concentrate aviation noise to the south. Neighborhoods to the north of downtown show no measurable contribution from the airport.
Sources & Methodology
The BestNeighborhood noise model is calibrated against nearly one million federal ground-truth measurements across four states. Road noise is computed from segment-level federal traffic data and propagated outward using physics-based acoustic decay, with attenuation rates that depend on the surrounding land cover.
All inputs are published federal datasets. Block-level noise is computed by combining road, rail, and aviation sound sources in the energy domain, the same physics used in professional environmental noise assessments. Read the full methodology.
