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Review government records associated with Westbury, New York.
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Check your water bill for your utility name and confirm the reporting year. See EPA’s guide to finding your annual water quality report.
Public water-system records for Westbury, NY from EPA SDWIS.
Westbury Wd
PFAS above an official threshold detected in available EPA records.
Reviewed: active/open records as of Q1 2026
City listed in EPA records · Serves 20,500 people
Data from EPA SDWIS
PFAS screening separates EPA UCMR5 drinking-water monitoring from nearby DoD PFAS investigation-site records; EPA samples shown are from Jan 2024 to Dec 2025.
Drinking Water PFAS Monitoring
EPA UCMR5 samples public water systems. These results are separate from nearby PFAS cleanup or investigation-site records.
4 PFAS sample results above EPA limits
Sample period: Jan 2024 to Dec 2025
UCMR5 results are sampled by public water system, not every household. Confirm your water provider before treating these as tap-water results for a specific address.
| Chemical | Concentration (µg/L) | EPA Limit (µg/L) | Sample date | Over Limit |
|---|---|---|---|---|
| PFOA | 0.0076 | 0.0040 | 2024-07-09 | Yes |
| PFOA | 0.0061 | 0.0040 | 2024-02-21 | Yes |
| PFOA | 0.0050 | 0.0040 | 2024-01-09 | Yes |
| PFOA | 0.0047 | 0.0040 | 2025-12-09 | Yes |
PFAS detections below EPA limits.
Nearby PFAS Investigation Sites
DoD records are nearby site investigations, not Westbury drinking-water detections. Record names come from the source database and can be broad.
No DoD PFAS investigation records shown for this report.
EPA ATTAINS records identify assessed water bodies that do not meet water-quality standards for designated uses.
Freeport Creek
Reported: Nov 2026
Health-relevant causes: Pathogens, Pesticides
Affected uses: Ecological, Fishconsumption, Recreation
Data from EPA ATTAINS
Reviewed: source records as of Q4 2025
To investigate water contamination, check the sampling locations, dates and results below. For tap water records, see Drinking water quality above.
Reviewed: source records as of 2026
Review historical EPA air pollution records, including monitoring and facility emissions where available. For current conditions, check local air quality on AirNow.
Nassau County
Assessment year: 2020
According to EPA, a cancer risk of 30-in-1-million means that for every 1 million people continuously exposed to these air toxics over a 70-year lifetime, an estimated 30 may develop cancer from that exposure. This is in addition to cancer risk from all other causes.
Top modeled source groups
Data from EPA AirToxScreen
EPA designations apply to a specific pollutant and federal air quality standard (NAAQS). EPA can issue a clean-data determination while a formal designation remains in effect.
New York-Northern New Jersey-Long Island: Ozone
NonattainmentSerious8-Hour Ozone (2015 Standard)
Health effects (EPA): Respiratory inflammation, aggravation of asthma, reduced lung function (EPA)
New York-N. New Jersey-Long Island: Ozone
NonattainmentSevere 158-Hour Ozone (2008 Standard)
Original designation: Jul 2012
Health effects (EPA): Respiratory inflammation, aggravation of asthma, reduced lung function (EPA)
Maintenance areas
Previously nonattainment; currently meeting the standard and monitored under an EPA maintenance plan.
New York-N. New Jersey-Long Island
PM2.5 · PM-2.5 (2006 Standard)
Classification: Former Subpart 1
Original designation: Dec 2009
Current design value: 25 µg/m³ (2023-2025)
Data from EPA Green Book
EPA annual monitor summaries describe past measurements. For current air quality, see AirNow.
Babylon — East Farmingdale, New York
Annual mean: 0.042 Parts per million
EPA primary exceedance count: 3 (Ozone 8-hour 2015)
Observation year: 2025
Annual mean: 6.5 Micrograms/cubic meter (LC)
Observation year: 2025
Ccny — New York, New York
Annual mean: 0.2 Parts per million
Observation year: 2025
Data from EPA AQS
Reviewed: source records as of Q4 2025
TRI releases are self-reported annual totals (calendar year 2024). Hover fugitive or stack for definitions.
Aero Structures Long Island Inc.
Reported: 2024
Oerlikon Metco (US) Inc
Reported: 2024
EPA records for current, proposed and formerly listed Superfund sites on the National Priorities List (NPL).
Open data source: Search EPA ECHOEPA FRS Registry ID 110009302316
Reported: Nov 2021
Brownfield sites are properties where redevelopment is complicated by the presence of hazardous substances.
Open data source: Search EPA ECHO1 site with active cleanup or investigation status
508 Union Avenue, North Hempstead
Reported: Feb 2026
No release reports shown in this group.
Reviewed: active/open records as of 2018
Data from EPA UST Finder
Reviewed: reporting year 2024
No MSHA mine or extraction site records shown for this report.
Nassau County, NY
EPA Radon Zone Map (June 2024 release)
Nassau County is EPA Radon Zone 3 (low potential). EPA defines Zone 3 counties as having predicted average indoor screening levels below 2 pCi/L.
Radon levels can vary from home to home, so EPA recommends testing the property to know its indoor level.
FEMA flood zones describe mapped flood hazards. Look up a specific address with FEMA.
No FEMA flood-zone records shown for this report.
Results use an earlier stored RMP inventory. Current EPA ECHO location coverage is unverified.
No EPA ECHO RMP facility records with a usable location matched this city report.
PHMSA tracks incidents involving natural gas and hazardous liquid pipelines. Incidents include leaks, ruptures, and explosions.
No records dated within the last 5 years surfaced for this city report.
Reviewed: last 5 years
Data from PHMSA
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Nassau County, New YorkPop. 1,383,726
County Health Rankings edition: 2024
Premature Death
Poor or Fair Health
Poor Physical Health Days
Poor Mental Health Days
Adult Smoking
Adult Obesity
Air Pollution - Particulate Matter
Drinking water violation indicator
Diabetes Prevalence
Life Expectancy
| Indicator | County | State | National |
|---|---|---|---|
| Premature Death | 4,731 | 6,351 | 7,972 |
| Poor or Fair Health | 10.9% | 13.9% | 14.2% |
| Poor Physical Health Days | 2.8 | 3.1 | 3.3 |
| Poor Mental Health Days | 4.2 | 4.2 | 4.8 |
| Adult Smoking | 11.1% | 12.4% | 15.0% |
| Adult Obesity | 27.1% | 29.0% | 34.0% |
| Air Pollution - Particulate Matter | 8.5 | 6.9 | 7.3 |
| Drinking water violation indicator | No | N/A | N/A |
| Diabetes Prevalence | 8.6% | 10.1% | 9.6% |
| Life Expectancy | 81.5 | 79.7 | 77.6 |
EPA testing found PFAS in water samples from Westbury Wd. Results dated Jan 9, 2024 to Dec 9, 2025 include PFOA at 0.0047 to 0.0076 micrograms per liter and PFPeA at 0.0035 micrograms per liter.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 1 violation for Westbury Wd.
Check your water bill to identify the utility serving your address. Ask that utility about current drinking water advisories.
Nearby EPA monitoring stations provide annual air quality measurements for Westbury.
The monitoring station at Babylon, East Farmingdale, New York recorded an annual average of 0.042 Parts per million for ozone in 2025.
The monitoring station at Babylon, East Farmingdale, New York recorded an annual average of 6.5 Micrograms/cubic meter (LC) for fine particles (PM2.5) in 2025.
The monitoring station at Ccny, New York, New York recorded an annual average of 0.2 Parts per million for carbon monoxide in 2025.
The radon data for Westbury covers Nassau County. EPA places this area in Zone 3, with a predicted average indoor radon screening level below 2 picocuries per liter.
This city report shows 1 Superfund site: Anchor Chemicals.
This city report shows 1 brownfield site: 508 Union Avenue.
The county data for Westbury reports a life expectancy of 81.5 years in Nassau County, New York.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for Westbury reports 4,731 years of life lost to deaths before age 75 per 100,000 residents in Nassau County, New York. This measure adds up the years lost to early deaths and adjusts for differences in population age.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for Westbury lists fine-particle pollution (PM2.5) at 8.5 micrograms per cubic meter in Nassau County, New York.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
Federal pipeline records list an incident involving Keyspan Energy Delivery-Long Island near Westbury on Oct 29, 2012. The reported release was natural gas.