Noise Levels in Waterford, CA | Find Quiet Neighborhoods With Our Sound Map
48 dBA
Average noise across Waterford
Quiet office
1,518
Residents above the EPA 55 dBA threshold
15% of Waterford residents
63 dBA
Loudest residential point
Busy restaurant
This map shows modeled outdoor noise across Waterford 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 1,518 Waterford residents, or 15.4%, live above that level. By land area, 11.9% of Waterford is above 55 dBA.
88.1% below 55 dBA
11.9% above 55 dBA
See how noise in Waterford compares to similar-sized cities.
Noise by Part of Waterford
Average noise levels for Waterford residents, grouped by direction from the center of Waterford. Central Waterford carries the highest population-weighted average; Northern Waterford carries the lowest. Just 1% of residents in Northern Waterford live in blocks above the EPA's 55 dBA threshold, a fifth of the share in Central Waterford.
Central Waterford
51.9 dBA · Moderate
Quiet office to normal conversation
Eastern Waterford
46.3 dBA · Mostly quiet
Quiet office
Northern Waterford
39.0 dBA · Quiet
Soft rainfall
Southern Waterford
49.2 dBA · Mostly quiet
Quiet office
Western Waterford
47.3 dBA · Mostly quiet
Quiet office
Central Waterford sounds about 145% louder than Northern Waterford to the human ear, a 12.9 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 do you need to be?
produces an estimated 63 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
63 dBA
Busy restaurant
165 ft
49 dBA
Quiet office
330 ft
40 dBA
Soft rainfall
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 3% of Waterford sits under tree canopy (much lighter than most cities) and roughly 34% 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 Waterford. 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.
How Noise Is Distributed Across Waterford
The bar chart below shows the share of Waterford residents in each noise band. About 93% of residents live below the EPA's 55 dBA threshold, and roughly 0% live in blocks above 60 dBA. Long-term exposure in that range is linked to elevated stress hormones and cardiovascular risk.
How Waterford Compares
Waterford sits the lowest among the peer group. Below: how Waterford's average outdoor noise and share of residents above the EPA threshold compare with Hughson, Escalon, Delhi, and Keyes.
Average noise level (dBA)
Waterford's 47.7 dBA pop-weighted average is the lowest among the peer group. California as a whole averages 54.0 dBA and the U.S. averages 52.0 dBA. Both are lower than Waterford because most of either area is rural land away from major roads.
Share of residents above 55 dBA
About 15.4% of Waterford residents live in blocks where outdoor levels exceed the EPA's 55 dBA threshold. That's fewer than any of its peer group. Measured by land area instead, 11.9% of Waterford's footprint sits above 55 dBA, against a California average of 36.0% and a national average of 28.1%.
What This Means if You're Moving to Waterford
- 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 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 3% of Waterford is under tree cover (much lighter than most cities), 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.
