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Non-Transient Non-Community Water System · PWS NY1330606

Union Vale Middle School

Lagrangeville, New York 12540 - drinking water served from groundwater sources to 1,016 people, tracked in EPA SDWIS and UCMR5.

1,016
People served
97
EPA violations
12
Health-based
Untested
UCMR5 result

The verdict

EPA records 97 drinking-water violations at Union Vale Middle School, 12% of them health-based - above the New York per-system average.

97
Total EPA violations on record
12%
Health-based (MCL / treatment failure)
1,016
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Union Vale Middle School

Union Vale Middle School is a local-owned non-transient non-community water system that delivers drinking water to 1,016 residents in Lagrangeville, New York (Dutchess County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 97 total violations for this system , of which 12 (12%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 65 monitoring and reporting violations are on file. The most recent violation on record dates to 2016.

The most frequently cited contaminant at this system is TTHM, recorded in 9 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

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, 129 of 332 UCMR5-tested systems have reported PFAS detections (38.9%).

Union Vale Middle School's 97 violations sit above 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.

Population Served
1,016
Total Violations
97
Health-Based Violations
12
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Local
Connections
1
County
Dutchess
School/Daycare
Yes
MCL Violations
9
Monitoring Violations
65
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 9 2016
Lead and Copper Rule MR 5 2007
Lead and Copper Rule TT 3 2005
Endrin MR 2 2007
BHC-GAMMA MR 2 2007
Methoxychlor MR 2 2007
Toxaphene MR 2 2007
Simazine MR 2 2007
Dinoseb MR 2 2007
Aldicarb sulfone MR 2 2007
Carbofuran MR 2 2007
Aldicarb MR 2 2007
Atrazine MR 2 2007
LASSO MR 2 2007
Heptachlor MR 2 2007
2,4,5-TP MR 2 2007
Benzo(a)pyrene MR 2 2007
Pentachlorophenol MR 2 2007
Total Polychlorinated Biphenyls (PCB) MR 2 2007
ETHYLENE DIBROMIDE MR 2 2007
Picloram MR 2 2007
OXAMYL MR 2 2007
Dalapon MR 2 2007
Nitrate MR 2 2007
Heptachlor epoxide MR 2 2007
Hexachlorocyclopentadiene MR 2 2007
Coliform (TCR) MR 2 2008
HEXACHLOROBENZENE MR 2 2007
Di(2-ethylhexyl) phthalate MR 2 2007
2,4-D MR 2 2007

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 Union Vale Middle School.

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 NY1330606 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 Union Vale Middle School 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
2016 TTHM MCL 9 SDWIS / NY1330606 / 2950
2008 Coliform (TCR) MR 2 SDWIS / NY1330606 / 3100
2007 Lead and Copper Rule MR 5 SDWIS / NY1330606 / 5000
2007 Endrin MR 2 SDWIS / NY1330606 / 2005
2007 BHC-GAMMA MR 2 SDWIS / NY1330606 / 2010
2007 Methoxychlor MR 2 SDWIS / NY1330606 / 2015
2007 Toxaphene MR 2 SDWIS / NY1330606 / 2020
2007 Simazine MR 2 SDWIS / NY1330606 / 2037
2007 Dinoseb MR 2 SDWIS / NY1330606 / 2041
2007 Aldicarb sulfone MR 2 SDWIS / NY1330606 / 2044
2007 Carbofuran MR 2 SDWIS / NY1330606 / 2046
2007 Aldicarb MR 2 SDWIS / NY1330606 / 2047
2007 Atrazine MR 2 SDWIS / NY1330606 / 2050
2007 LASSO MR 2 SDWIS / NY1330606 / 2051
2007 Heptachlor MR 2 SDWIS / NY1330606 / 2065

How Union Vale Middle School Compares

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

Metric Union Vale Middle School New York avg Federal benchmark
Total violations 97 68.2 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 12 3.3 Indicates a contaminant exceeded a federal MCL
PFAS detection None 38.9% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 1,016 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 Union Vale Middle School water safe to drink? ▼
Union Vale Middle School (PWS ID: NY1330606) has 97 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,016 people using Groundwater sources.
How many people does Union Vale Middle School serve? ▼
Union Vale Middle School serves 1,016 people in Lagrangeville, New York. It is a Local-owned system using Groundwater water sources with 1 service connections.
What type of violations does Union Vale Middle School have? ▼
Union Vale Middle School has 97 total violations: 12 health-based violations (MCL exceedances or treatment failures), 65 monitoring/reporting violations, and 3 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Union Vale Middle School water? ▼
No PFAS testing data is available for Union Vale Middle School under the EPA's UCMR5 monitoring program.
What water source does Union Vale Middle School use? ▼
Union Vale Middle School 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. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

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.