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Hinsdale, NY Tap Water Quality 2026

Water quality report for Hinsdale, NY — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Hinsdale's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Hinsdale Town Water District PWSID: NY0400341 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 2.00 ppb, 13% of the action level and no violations are open. PFAS has never been sampled at this system.

B

Hinsdale earns a B for water quality

Graded on violations and lead, with state inspection findings. PFAS not tested.

Lead: 2.00 ppb — 13% of the federal action level
PFAS never sampled at this system
22 violations since 2015, 0 health-based
No violations currently open
Hinsdale's lead level vs. all New York community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 2.00 ppb — 13% of the federal action level
✓ Lower lead than 65% of New York utilities
Population Served
201
~98 connections
Water Source
Groundwater
Drawn from wells — SDWIS source code GW
Active Violations
0
22 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
13% of EPA action level
2.00 ppb
Action level: 15 ppb
The 90th-percentile lead result is 2.00 ppb, 13% of the 15 ppb federal action level. The action level is a treatment trigger, not a legal maximum, and it is measured across sampled taps rather than at any single home.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
1,2,4-Trichlorobenzene MONITORING AND REPORTING — 0.07 mg/L 2024 Archived
cis-1,2-Dichloroethylene MONITORING AND REPORTING — 0.07 mg/L 2024 Archived
DICHLOROMETHANE MONITORING AND REPORTING — 0.005 mg/L 2024 Archived
o-Dichlorobenzene MONITORING AND REPORTING — 0.6 mg/L 2024 Archived
p-Dichlorobenzene MONITORING AND REPORTING — 0.075 mg/L 2024 Archived
Vinyl chloride MONITORING AND REPORTING — 0.002 mg/L 2024 Archived
1,1-Dichloroethylene MONITORING AND REPORTING — 0.007 mg/L 2024 Archived
trans-1,2-Dichloroethylene MONITORING AND REPORTING — 0.1 mg/L 2024 Archived
1,2-Dichloroethane MONITORING AND REPORTING — 0.005 mg/L 2024 Archived
1,1,1-Trichloroethane MONITORING AND REPORTING — 0.2 mg/L 2024 Archived
Carbon tetrachloride MONITORING AND REPORTING — 0.005 mg/L 2024 Archived
1,2-Dichloropropane MONITORING AND REPORTING — 0.005 mg/L 2024 Archived
Trichloroethylene MONITORING AND REPORTING — 0.005 mg/L 2024 Archived
1,1,2-Trichloroethane MONITORING AND REPORTING — 0.005 mg/L 2024 Archived
Tetrachloroethylene MONITORING AND REPORTING — 0.005 mg/L 2024 Archived
CHLOROBENZENE MONITORING AND REPORTING — 0.1 mg/L 2024 Archived
Benzene MONITORING AND REPORTING — 0.005 mg/L 2024 Archived
Toluene MONITORING AND REPORTING — 1 mg/L 2024 Archived
Ethylbenzene MONITORING AND REPORTING — 0.7 mg/L 2024 Archived
Styrene MONITORING AND REPORTING — 0.1 mg/L 2024 Archived
TTHM MONITORING AND REPORTING — 0.080 mg/L 2021–2023 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2021–2023 Resolved
Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

22 violations are on record since 2015, of which 0 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Hinsdale Town Water District
PWSID NY0400341
Water source Groundwater — Drawn from wells — SDWIS source code GW
Population served 201
Service connections 98
Systems serving this area 3
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Hinsdale tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 2.00 ppb, 13% of the action level.
Does Hinsdale water have PFAS? ▼
This system has never been sampled for PFAS. EPA's national monitoring covered systems serving 3,300 people or more, so no results exist — which is not evidence that none is present.
Who supplies water to Hinsdale? ▼
Hinsdale Town Water District (PWSID NY0400341), one of 3 systems serving this area. Groundwater. Drawn from wells — SDWIS source code GW
When was this system last inspected? ▼
It was last inspected on 2023-09-26. No significant deficiencies were recorded.

What Should Hinsdale Residents Do?

1
Read your annual water report
Your supplier publishes a Consumer Confidence Report each July covering the prior year.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Flush before drinking
If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

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