B68/100
New Hyde Park Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 120,000 residents · New York
What's In New Hyde Park's Tap Water?
73
Contaminants Tested
2
Exceed EPA Limits
2
Above EPA Goals
4 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOA | 0.010 µg/L | 0.004 µg/L | Over Limit |
PFOS | 0.006 µg/L | 0.004 µg/L | Over Limit |
1,4-dioxane | 10.00 µg/L | — | Above Goal |
Lead (90th percentile) | 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2018.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Water Utility Details
WA OF WESTERN NASSAU
Population Served
120,000
Water Source
Groundwater
System ID
NY2902830
Frequently Asked Questions About New Hyde Park Water
Is New Hyde Park tap water safe to drink?
New Hyde Park, New York tap water receives a grade of B (68/100), which is considered good. Out of 73 contaminants tested, 2 exceed EPA maximum contaminant levels (MCLs) and 4 exceed health guidelines (MCLGs). While the water meets federal standards, some residents may still choose to use a filter for additional peace of mind.
What contaminants are in New Hyde Park's water?
Of the 73 contaminants tested in New Hyde Park's water supply, the most notable include PFOA, PFOS, Lead (90th percentile), 1,4-dioxane. 2 contaminant(s) exceed EPA legal limits (MCLs). 4 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does New Hyde Park have any water quality violations?
Yes, New Hyde Park has 6 EPA violation(s) on record, with the most recent in 2018. Violation types include MR, MCL. 1 of these are health-based violations, which are the most serious category.
Do I need a water filter in New Hyde Park?
Based on EPA data, using a water filter in New Hyde Park is recommended. 2 contaminant(s) exceed legal limits. An NSF-certified filter — such as a reverse osmosis or activated carbon system — can effectively reduce many common contaminants. Choose a filter certified to remove the specific contaminants found in your area.
Where does New Hyde Park's tap water come from?
New Hyde Park's drinking water is sourced from groundwater and supplied by WA OF WESTERN NASSAU. The system serves approximately 120,000 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is New Hyde Park's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. New Hyde Park's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does New Hyde Park's water compare to other cities in New York?
New Hyde Park's water quality score of 68/100 earns a grade of B, which is considered good. This is an above-average score compared to many cities nationwide. Visit our New York state page to see how all cities in the state compare.
What should I do if I'm concerned about New Hyde Park's water quality?
If you have concerns about New Hyde Park's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (WA OF WESTERN NASSAU) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.