F14/100
MASSAPEQUA WD — Water Quality Report 2026
Serving 43,000 people · New York
Water Source
Groundwater
County
—
System ID
NY2902837
Violations
86
Contaminant Test Results
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
Frequently Asked Questions About MASSAPEQUA WD
Is MASSAPEQUA WD water safe to drink?
MASSAPEQUA WD water receives a grade of F (14/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 86 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has MASSAPEQUA WD detected?
66 contaminants were tested in MASSAPEQUA WD's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does MASSAPEQUA WD have any EPA violations?
Yes, MASSAPEQUA WD has 86 EPA violation(s) on record, with the most recent in 2018. Violation types include MR.
How many people does MASSAPEQUA WD serve?
MASSAPEQUA WD serves approximately 43,000 people, New York. The system provides water to 2 communities: Oyster Bay (T), Massapequa Park (V).
What type of water does MASSAPEQUA WD provide?
MASSAPEQUA WD sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is NY2902837.
How does MASSAPEQUA WD compare to other utilities in New York?
MASSAPEQUA WD scores 14/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our New York state page for a full comparison of water systems.