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WaterSafeCheck

Port Washington, NY Tap Water Quality

Water safety reports for all 6 ZIP codes in Port Washington, New York

Average Score

81/100

Health Violations

18

ZIP Codes

6

High Lead Risk

1

of 6 ZIP codes

B

About Tap Water in Port Washington, NY

The drinking water in Port Washington, NY generally meets all federal health standards, earning a solid B grade with a composite safety score of 81/100 across 6 ZIP codes. While the primary water utility, Port Washington Water District, maintains adequate compliance with EPA regulations, there have been minor or administrative violations on record. Overall, residents receive safe tap water that is actively monitored by New York State Department of Health.

The accumulation of 18 health-based violations over the past 5 years highlights systemic challenges within Port Washington's water infrastructure. When violations occur, it means that drinking water tests revealed contaminant levels exceeding safe limits, triggering mandatory corrective actions by New York State Department of Health. The city relies on ground water, which may require significant treatment upgrades to address these recurring issues.

Additionally, lead exposure risk remains a critical issue for certain neighborhoods. EPA data indicates that 1 out of 6 ZIP codes in Port Washington are rated as High or Very High risk for lead. This risk is often driven by aging homes with pre-1986 plumbing containing lead solder or service lines. Families in these areas should test their tap water and consider NSF/ANSI 53 certified filters.

⚠ Lead Risk Alert: Some ZIP codes in Port Washington are rated High or Very High for lead exposure risk based on EPA data. Search your specific ZIP code for a detailed lead level report.

Health-Based Contaminant Violations in Port Washington

EPA records indicate that the following contaminants have exceeded Safe Drinking Water Act Maximum Contaminant Levels (MCLs) in Port Washington water systems over the past 5 years.

Contaminant 2806

Note: The presence of a past violation does not necessarily mean current water is unsafe. Utilities are required to take corrective action. Review your Consumer Confidence Report for the latest status.

Water Quality by ZIP Code — Port Washington, NY

Click any ZIP code for the full water quality report

B
11051

Port Washington, NY

Score: 84/1003 violations
B
11053

Port Washington, NY

Score: 84/1003 violations
B
11055

Port Washington, NY

Score: 84/1003 violations
B
11052

Port Washington, NY

Score: 83/1003 violations
B
11054

Port Washington, NY

Score: 83/1003 violations
C
11050

Port Washington, NY

Score: 68/1003 violations

Frequently Asked Questions — Port Washington Water Quality

Is tap water safe to drink in Port Washington, NY?+
Yes — tap water in Port Washington meets all federal EPA standards and earns a B grade. It is generally safe for healthy adults. As always, running your tap for 30 seconds before use and using a filter adds extra protection for vulnerable populations.
What is the water quality score for Port Washington?+
The average water quality score across 6 ZIP codes in Port Washington, NY is 81/100. Scores are derived from EPA violation history, lead levels, enforcement actions, and infrastructure risk indicators. Individual ZIP codes may vary — search your specific ZIP above for a personalized report.
Does Port Washington have lead in its tap water?+
1 out of 6 ZIP codes in Port Washington are rated High or Very High for lead exposure risk. Older homes built before 1986 may have lead service lines or plumbing fixtures. Residents should run their tap for 30 seconds before use and consider a certified NSF/ANSI 53 lead filter.
How do I get the water quality report for Port Washington?+
Each ZIP code in Port Washington has a full water quality report on this site — click any ZIP code below. You can also get the annual Consumer Confidence Report (CCR) from your local water utility. The CCR is required to be published every year by July 1 and contains actual contaminant measurements and violation history.
Where does Port Washington's tap water come from?+
Tap water in Port Washington, NY primarily comes from ground water. Groundwater systems pump water from underground aquifers, which is naturally filtered through soil and rock but can still contain naturally occurring contaminants.

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