ZipCheckup grade for 11579: A.
Checked records flag no major concern; missing data is unknown.
Sea Cliff, NY (11579) Home Safety: 100/100
EPA data for Liberty Utilities New York - Sea Cliff
EPA records for the water systems mapped to 11579 in Sea Cliff, NY contain zero recorded violations for inclusive record years 2021 through 2026. This does not establish that every category was monitored or published, and it does not cover events outside that source window.
Data source: U.S. Environmental Protection Agency (EPA) SDWIS
At a Glance
- Water No drinking-water violations in EPA records since 2021.
- Lead The reported 90th-percentile lead result is below the laboratory reporting limit, not a measured zero; EPA's health goal for lead is zero.
- Radon EPA Zone 3 - county-level radon potential, not evidence of a low home result.
- Flood 44 cumulative NFIP claim records. Check the current FEMA map for a specific address.
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Score Breakdown
Overall Home Safety Score: 100/100
This is the published model score. Component and domain values are shown independently; they are not added together on this page.
Canonical components
Required domains
Coverage: 4 of 4 components and 3 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (7) CRITICAL
Your Water System
ZIP code 11579 in Sea Cliff, New York is mapped to the water system Liberty Utilities New York - Sea Cliff (EPA ID: NY2902853). This system provides water to approximately 13,400 people from groundwater sources.
Other Water Quality Reports in New York
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- 10003 (New York)
- 10004 (New York)
- 10005 (New York)
- 10006 (New York)
- 10007 (New York)
- 10008 (New York)
- 10009 (New York)
- 10010 (New York)
- 10011 (New York)
- 10012 (New York)
- 10013 (New York)
- 10014 (New York)
- 10015 (New York)
- 10016 (New York)
- 10017 (New York)
- 10018 (New York)
- 10019 (New York)
Nearby Water Quality Reports
- 11547 (Glenwood Landing) - 1 mi - 1 violation recorded for mapped water systems
- 11542 (Glen Cove) - 2 mi - 1 violation recorded for mapped water systems
- 11545 (Glen Head) - 2 mi - 2 violations recorded for mapped water systems
- 11548 (Greenvale) - 2 mi - 1 violation recorded for mapped water systems
- 11050 (Port Washington) - 3 mi
- 11576 (Roslyn) - 3 mi - 226 violations recorded for mapped water systems
- 11560 (Locust Valley) - 4 mi - 2 violations recorded for mapped water systems
- 11577 (Roslyn Heights) - 4 mi - 225 violations recorded for mapped water systems
- 11030 (Manhasset) - 4 mi - 225 violations recorded for mapped water systems
- 11568 (Old Westbury) - 5 mi - 2 violations recorded for mapped water systems
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Liberty Utilities New York - Sea Cliff (NY2902853) on EPA.gov.
4 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.
UCMR 5 PFAS monitoring: no reportable detections in available records
Available federal UCMR5 records for water systems mapped to ZIP code 11579 show no PFAS detections among the compounds tested, at the program's reporting levels.
The EPA Fifth Unregulated Contaminant Monitoring Rule (UCMR5) required community and non-transient non-community water systems serving 3,300 or more people to test for 29 PFAS compounds and lithium between 2023 and 2025. Systems with no detections at the federal minimum reporting level had no results at or above that reporting level.
Environmental Hazards (11) CRITICAL
Home & Infrastructure (7) HIGH
Cost & Community (8) HIGH
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Protect Your Home in Sea Cliff
Based on local data for ZIP 11579, these services may benefit homeowners in your area.
Based on local data for your area. Use the tools below to explore your options.
Home & Flood Insurance
The ZIP code for this report in Sea Cliff has 44 FEMA flood claims on record. Standard homeowner policies don't cover flood damage - make sure you're protected.
Typical cost: Flood insurance: premiums vary by property and flood zone; request a quote
Check Your Flood Zone (Free)FEMA flood map lookup - see if your property is in a flood zone
Free tip: Check your FEMA flood zone at msc.fema.gov (free lookup)
Gutter Installation & Repair
The median home in 11579 was built around 1948. Aging gutters can cause foundation damage, basement flooding, and mold - a professional assessment can prevent costly repairs.
Typical cost: Gutter installation: typically $1,000–$2,500 for a standard home
Estimate Your Home Maintenance CostsWindow Replacement
The median build year of homes in Sea Cliff is 1948; check the age and condition of your own windows. ENERGY STAR windows can save $101–$583/year on energy bills.
Typical cost: Window replacement: typically $300–$800 per window installed
Estimate Your Home Maintenance CostsRoofing Inspection & Repair
Homes built around 1948 may be on their second or third roof. A professional inspection can catch damage before leaks start.
Typical cost: Roof inspection: typically $75–$300; repairs $300–$1,500
Estimate Your Home Insurance NeedsService recommendations are based on public data for this ZIP code (FEMA, Census ACS, NWS). Actual needs vary by property. By calling, your information will be shared with an independent service provider. ZipCheckup may receive compensation. Cost estimates are approximate and vary by property, condition, and contractor.
Frequently Asked Questions
Is the tap water in 11579 safe to drink?
EPA SDWIS records 0 violations since 2021 across the water systems mapped to ZIP 11579 (primary system: Liberty Utilities New York - Sea Cliff), including 0 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.
Where does 11579's water come from?
The recorded water source for Liberty Utilities New York - Sea Cliff, a system mapped to ZIP code 11579, is Groundwater. This system serves approximately 13,400 people.
How does Sea Cliff water compare to the national average?
Sea Cliff's Home Safety Score ranks better than 93% of U.S. ZIP codes, and at or above 69% within New York.
How can I get my water tested in Sea Cliff?
If Liberty Utilities New York - Sea Cliff supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.
What is the radon risk for 11579?
11579 is mapped to a county in EPA Radon Zone 3 (low county-level radon potential; EPA recommends testing every home), located in Nassau County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.
What does the NFIP claim history show for ZIP 11579?
FEMA records contain 44 flood insurance claims filed in ZIP code 11579; the recorded rated-zone value (the most frequent one if there are several claims) is AE, which is claims evidence and may differ from the current FEMA map zone for a property. Claim records do not establish current property risk. Review FEMA's map for the specific property.
How to cite this page
ZipCheckup. (2026). Sea Cliff, NY (11579) Home Safety: 100/100. https://zipcheckup.com/report/11579/
@misc{zipcheckup-report-11579,
author = {{ZipCheckup}},
title = {{Sea Cliff, NY (11579) Home Safety: 100/100}},
year = {2026},
url = {https://zipcheckup.com/report/11579/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 11579
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 11547 | Glenwood Landing, NY | 1.1 mi | A | 1 |
| 11542 | Glen Cove, NY | 1.6 mi | B | 1 |
| 11545 | Glen Head, NY | 2.3 mi | A | 2 |
| 11548 | Greenvale, NY | 2.5 mi | N/A | 1 |
| 11050 | Port Washington, NY | 2.9 mi | B | 0 |
| 11576 | Roslyn, NY | 3.3 mi | C | 226 |
| 11560 | Locust Valley, NY | 3.6 mi | B | 2 |
| 11577 | Roslyn Heights, NY | 4.3 mi | C | 225 |
| 11030 | Manhasset, NY | 4.3 mi | C | 225 |
| 11568 | Old Westbury, NY | 5.0 mi | A | 2 |
Nearby ZIP Code Reports
2026 Rankings for Your Area
Overall safety breakdown
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ZIP 11579 scores in the top tier nationally.