B62/100
NYACK VILLAGE WATER SUPPLY — Water Quality Report 2026
Serving 14,700 people · New York
Water Source
Surface Water
County
—
System ID
NY4303666
Violations
7
Contaminant Test Results
3 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOA | 0.010 µg/L | 0.004 µg/L | Over Limit |
PFOS | 0.005 µg/L | 0.004 µg/L | Over Limit |
Lead (90th percentile) | 0.006 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
3
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Failed to conduct Level 2 Assessment
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 1, 2022 – May 18, 2023Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Disinfection byproduct treatment technique failure
When: July 1, 2022 – April 20, 2023Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed to conduct Level 2 Assessment
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2022 – May 18, 2023Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
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 NYACK VILLAGE WATER SUPPLY
Is NYACK VILLAGE WATER SUPPLY water safe to drink?
NYACK VILLAGE WATER SUPPLY water receives a grade of B (62/100), which is considered good. Out of 69 contaminants tested, 2 exceed EPA legal limits. 3 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has NYACK VILLAGE WATER SUPPLY detected?
69 contaminants were tested in NYACK VILLAGE WATER SUPPLY's water. Notable contaminants include PFOA, PFOS, Lead (90th percentile). 2 exceed EPA legal limits (MCLs). 3 exceed EPA health goals (MCLGs).
Does NYACK VILLAGE WATER SUPPLY have any EPA violations?
Yes, NYACK VILLAGE WATER SUPPLY has 7 EPA violation(s) on record, with the most recent in 2022. Violation types include MR, Other, TT. 3 are health-based violations.
How many people does NYACK VILLAGE WATER SUPPLY serve?
NYACK VILLAGE WATER SUPPLY serves approximately 14,700 people, New York. The system provides water to 3 communities: Nyack (V), South Nyack (V), Clarkstown (T).
What type of water does NYACK VILLAGE WATER SUPPLY provide?
NYACK VILLAGE WATER SUPPLY sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is NY4303666.
How does NYACK VILLAGE WATER SUPPLY compare to other utilities in New York?
NYACK VILLAGE WATER SUPPLY scores 62/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our New York state page for a full comparison of water systems.