Great Neck, NY Home Safety: Home Safety 87/100
7 ZIP codes · 2 water systems · Updated
ZipCheckup grade for Great Neck: A.
No federal data flags a major home-safety concern for this ZIP.
Unlike many cities its size in NY, Great Neck keeps health-based violation rates low - systems here score at or above the state average for tap water safety, with no systemic concerns flagged in the current data set.
How Great Neck Compares
Data: EPA SDWIS
What You Should Know About Great Neck Water
- Average lead level: 0.0027 mg/L.
- Estimated remediation: $1,800 per household.
- CDC health risk index: 10.69.
Who Supplies Your Water in Great Neck
With 2 utilities splitting service in Great Neck, NY, water accountability is distributed across 2 systems on the federal record.
- B
- A
Overview
We track home safety data for 7 ZIP codes in Great Neck, New York (population ~44,105), covering 2 community water systems serving approximately 74,400 people region-wide. The EPA snapshots used for this build directly map water systems to 4 of 7 ZIP codes.
The available EPA record reports 0 violations for 4 ZIP codes with a reported violation count.
Home Safety Score
Average Home Safety Score for Great Neck: A (87/100)
Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| PFAS MCL Screen | UCMR 5 testing against the covered federal MCLs |
| Radon Risk | EPA radon zone classification |
| Annual AQI | EPA AirData county-year median with at least 90 observed days |
Water Sources
Great Neck water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0027 mg/L (EPA action level: 0.015 mg/L)
- 0 of 4 ZIP codes with known status exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 0 ZIP codes
- Zone 3 (Low): 7 ZIP codes
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 11020 | B | Manhasset Lakeville Water District | 43,000 |
| 11021 | B | Water Authority of Great Neck North | 31,400 |
| 11023 | B | Water Authority of Great Neck North | 31,400 |
| 11024 | A | Water Authority of Great Neck North | 31,400 |
All ZIP Codes in Great Neck
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.
Health Outcomes in Great Neck
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Cost Context: What Remediation Means for Great Neck Homeowners
Given current Great Neck valuations, the remediation-to-property-value ratio is low - most homeowners are looking at a proportionally modest share that fits within routine financial planning.
Remediation costs in Great Neck are relatively low compared to home values. The $1,200–$2,560 estimated range is a small fraction of median property value. Home values are 219% above the New York average.
Lead Exposure Risk for Children in Great Neck
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Lead risk in Great Neck appears low overall, but individual homes may differ. Testing is the only way to confirm your water's lead content.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Historical NFIP Claim Context in Great Neck
Historical NFIP data for Great Neck contains 466 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $22,831. Among ZIP codes with claim records, 0% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. The <strong>$1,800</strong> remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.
Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.
Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.
Deep Dive Reports
Detailed analysis for Great Neck, NY