Noise Levels in Urbanizacion Sierra Bayamon, Bayamon, PR | Find Quiet Neighborhoods With Our Sound Map
57 dBA
Average noise across Urbanizacion Sierra Bayamon
Normal conversation an arm’s length away
3,279
Residents above the EPA 55 dBA threshold
53% of Urbanizacion Sierra Bayamon residents
76 dBA
Loudest residential point
City bus interior
This map shows modeled outdoor noise across Urbanizacion Sierra Bayamon 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.
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 3,279 Urbanizacion Sierra Bayamon residents, or 52.8%, live above that level. By land area, 62.4% of Urbanizacion Sierra Bayamon is above 55 dBA.
37.6% below 55 dBA
62.4% above 55 dBA
See how noise in Urbanizacion Sierra Bayamon compares to similar-sized neighborhoods.
Noise by Part of Urbanizacion Sierra Bayamon
Average noise levels for Urbanizacion Sierra Bayamon residents, grouped by direction from the center of Urbanizacion Sierra Bayamon. The highest population-weighted average is in southwestern Urbanizacion Sierra Bayamon; the lowest is in southeastern Urbanizacion Sierra Bayamon, where just 44% of residents live in blocks above the EPA's 55 dBA threshold, about two-thirds of the share in the loudest section.
Southwestern Urbanizacion Sierra Bayamon
60.9 dBA · Loud
Normal conversation an arm’s length away
Western Urbanizacion Sierra Bayamon
60.0 dBA · Loud
Normal conversation an arm’s length away
Northern Urbanizacion Sierra Bayamon
59.5 dBA · Loud
Normal conversation an arm’s length away
Northwestern Urbanizacion Sierra Bayamon
59.0 dBA · Loud
Normal conversation an arm’s length away
Southeastern Urbanizacion Sierra Bayamon
58.7 dBA · Loud
Normal conversation an arm’s length away
To the human ear, noise in southwestern Urbanizacion Sierra Bayamon sounds about 16% louder than in southeastern Urbanizacion Sierra Bayamon, a 2.2 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 Pr-29 do you need to be?
Pr-29 produces an estimated 68 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
68 dBA
Highway traffic 50 ft away
165 ft
55 dBA
Quiet office to normal conversation
330 ft
47 dBA
Quiet office
660 ft
40 dBA
Soft rainfall
¼ mile
35 dBA
Soft rainfall
½ mile
35 dBA
Soft rainfall
Calculated from the model's calibrated attenuation formula. About 0% of Urbanizacion Sierra Bayamon sits under tree canopy (about average for neighborhoods) and roughly 0% 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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Airport Noise
Luis Munoz Marin International (SJU) sits east of Urbanizacion Sierra Bayamon. 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 65 dBA on the map's Overall layer. Blocks on the opposite side of Urbanizacion Sierra Bayamon, particularly to the west, show no measurable aviation contribution. Use the Aviation toggle on the map above to isolate the airport's footprint.
How Noise Is Distributed Across Urbanizacion Sierra Bayamon
The bar chart below shows the share of Urbanizacion Sierra Bayamon residents in each noise band. About 53% of residents live below the EPA's 55 dBA threshold, and roughly 21% live in blocks above 60 dBA. Long-term exposure in that range is linked to elevated stress hormones and cardiovascular risk.
How Urbanizacion Sierra Bayamon Compares
Urbanizacion Sierra Bayamon sits at the louder end of the spectrum. Below: how Urbanizacion Sierra Bayamon's average outdoor noise and share of residents above the EPA threshold compare with Lomas Verdes, Jardines de Caparra, Urbanizacion Miraflores, and Monte Flores.
Average noise level (dBA)
Urbanizacion Sierra Bayamon's 56.9 dBA pop-weighted average is at the louder end of the spectrum. Puerto Rico as a whole averages 52.9 dBA and the U.S. averages 52.0 dBA. Both are lower than Urbanizacion Sierra Bayamon because most of either area is rural land away from major roads.
Share of residents above 55 dBA
About 52.8% of Urbanizacion Sierra Bayamon 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, 62.4% of Urbanizacion Sierra Bayamon's footprint sits above 55 dBA, against a Puerto Rico average of 36.1% and a national average of 28.1%.
What This Means if You're Moving to Urbanizacion Sierra Bayamon
- 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 Pr-29 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 0% of Urbanizacion Sierra Bayamon is under tree cover (about average for neighborhoods), and the dominant land cover is . 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. Luis Munoz Marin International's approach paths concentrate aviation noise to the east. Neighborhoods to the west of downtown show no measurable contribution from the airport.
