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Non-Transient Non-Community Water System · PWS NY5906659

Somers Town House/Hall

Somers, New York 10589 - drinking water served from groundwater sources to 32 people, tracked in EPA SDWIS and UCMR5.

32
People served
43
EPA violations
0
Health-based
7 PFAS
UCMR5 result

The verdict

EPA records 43 drinking-water violations at Somers Town House/Hall - below the New York per-system average, and UCMR5 testing detected 7 PFAS compounds.

43
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
32
People served by this system
7
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Somers Town House/Hall

Somers Town House/Hall is a local-owned non-transient non-community water system that delivers drinking water to 32 residents in Somers, New York (Westchester County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 43 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 8 monitoring and reporting violations are on file. The most recent violation on record dates to 2006.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 8 violations (MR). Under EPA's UCMR5 PFAS monitoring program, 7 PFAS compounds were detected in samples collected from this system, with a maximum reported concentration of 54.7 ppt (parts per trillion). PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

Across New York, EPA tracks 8,098 public water systems serving 19,294,951 people, with 552,003 cumulative violations and 26,817 health-based violations on record. About 94% of systems in the state carry at least one violation, and state-wide the average per system is 68.2 violations. Statewide, 98 of 332 UCMR5-tested systems have reported PFAS detections (29.5%).

Somers Town House/Hall's 43 violations sit below the New York average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

PFAS Detected

7 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
32
Total Violations
43
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Local
Connections
1
County
Westchester
School/Daycare
No
MCL Violations
0
Monitoring Violations
8
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 8 2006

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 14 of 58 samples detected PFAS.

Contaminant Date Result MRL Status
PFHxA 5/21/2024 6.20 ppt 3.00 ppt Detected
PFPeS 5/21/2024 <4.00 ppt 4.00 ppt Not Detected
HFPO-DA 5/21/2024 <5.00 ppt 5.00 ppt Not Detected
ADONA 5/21/2024 <3.00 ppt 3.00 ppt Not Detected
PFOS 5/21/2024 52.00 ppt 4.00 ppt Detected
9Cl-PF3ONS 5/21/2024 <2.00 ppt 2.00 ppt Not Detected
6:2 FTS 5/21/2024 <5.00 ppt 5.00 ppt Not Detected
PFUnA 5/21/2024 <2.00 ppt 2.00 ppt Not Detected
4:2 FTS 5/21/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 5/21/2024 <3.00 ppt 3.00 ppt Not Detected
PFDA 5/21/2024 <3.00 ppt 3.00 ppt Not Detected
PFOA 5/21/2024 21.00 ppt 4.00 ppt Detected
PFBS 5/21/2024 19.00 ppt 3.00 ppt Detected
PFHpA 5/21/2024 6.50 ppt 3.00 ppt Detected
PFHxS 5/21/2024 6.80 ppt 3.00 ppt Detected
11Cl-PF3OUdS 5/21/2024 <5.00 ppt 5.00 ppt Not Detected
8:2 FTS 5/21/2024 <5.00 ppt 5.00 ppt Not Detected
PFMPA 5/21/2024 <4.00 ppt 4.00 ppt Not Detected
PFPeA 5/21/2024 6.80 ppt 3.00 ppt Detected
PFMBA 5/21/2024 <3.00 ppt 3.00 ppt Not Detected
PFEESA 5/21/2024 <3.00 ppt 3.00 ppt Not Detected
NFDHA 5/21/2024 <20.00 ppt 20.00 ppt Not Detected
PFNA 5/21/2024 <4.00 ppt 4.00 ppt Not Detected
PFTA 5/21/2024 <8.00 ppt 8.00 ppt Not Detected
PFBA 5/21/2024 <5.00 ppt 5.00 ppt Not Detected
PFHpS 5/21/2024 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 5/21/2024 <6.00 ppt 6.00 ppt Not Detected
NEtFOSAA 5/21/2024 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 5/21/2024 <7.00 ppt 7.00 ppt Not Detected
PFTA 11/7/2024 <8.00 ppt 8.00 ppt Not Detected
NEtFOSAA 11/7/2024 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 11/7/2024 <5.00 ppt 5.00 ppt Not Detected
PFBS 11/7/2024 15.40 ppt 3.00 ppt Detected
PFHpA 11/7/2024 6.80 ppt 3.00 ppt Detected
PFHxS 11/7/2024 5.00 ppt 3.00 ppt Detected
PFNA 11/7/2024 <4.00 ppt 4.00 ppt Not Detected
PFOS 11/7/2024 54.70 ppt 4.00 ppt Detected
PFOA 11/7/2024 19.80 ppt 4.00 ppt Detected
PFDA 11/7/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 11/7/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxA 11/7/2024 6.50 ppt 3.00 ppt Detected
PFUnA 11/7/2024 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 11/7/2024 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 11/7/2024 <2.00 ppt 2.00 ppt Not Detected
ADONA 11/7/2024 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 11/7/2024 <6.00 ppt 6.00 ppt Not Detected
PFEESA 11/7/2024 <3.00 ppt 3.00 ppt Not Detected
PFHpS 11/7/2024 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 11/7/2024 <5.00 ppt 5.00 ppt Not Detected
NFDHA 11/7/2024 <20.00 ppt 20.00 ppt Not Detected

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Somers Town House/Hall.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID NY5906659 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

New York Drinking Water Authority

New York State Department of Health, Public Water Systems is the primacy agency that licenses and inspects Somers Town House/Hall under EPA-delegated authority.

Open NY regulator portal

Source: New York State Department of Health, Public Water Systems

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2006 Lead and Copper Rule MR 8 SDWIS / NY5906659 / 5000

How Somers Town House/Hall Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Somers Town House/Hall New York avg Federal benchmark
Total violations 43 68.2 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 3.3 Indicates a contaminant exceeded a federal MCL
PFAS detection 7 compounds 29.5% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 32 2,383 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 8,098 regulated public water systems in New York.

Federal MCL reference, Safe Drinking Water Act thresholds
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Somers Town House/Hall water safe to drink?
Somers Town House/Hall (PWS ID: NY5906659) has 43 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 7 PFAS compounds found. This system serves 32 people using Groundwater sources.
How many people does Somers Town House/Hall serve?
Somers Town House/Hall serves 32 people in Somers, New York. It is a Local-owned system using Groundwater water sources with 1 service connections.
What type of violations does Somers Town House/Hall have?
Somers Town House/Hall has 43 total violations: 0 health-based violations (MCL exceedances or treatment failures), 8 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Somers Town House/Hall water?
Yes. UCMR5 testing detected 7 PFAS compounds in Somers Town House/Hall's water supply: PFHxA, PFOS, PFOA, PFBS, PFHpA, and others. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does Somers Town House/Hall use?
Somers Town House/Hall uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
Where does this data come from?
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.