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Community Water System · PWS NY3510681

Sleepy Hollow Mobile Park

Poughkeepsie, New York 12601 - drinking water served from groundwater sources to 290 people, tracked in EPA SDWIS and UCMR5.

290
People served
1,307
EPA violations
7
Health-based
Untested
UCMR5 result

The verdict

EPA records 1,307 drinking-water violations at Sleepy Hollow Mobile Park, 1% of them health-based - above the New York per-system average.

1,307
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
290
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Sleepy Hollow Mobile Park

Sleepy Hollow Mobile Park is a private-owned community water system that delivers drinking water to 290 residents in Poughkeepsie, New York (Orange County) through 79 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 1,307 total violations for this system , of which 7 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 1,261 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is Benzene, recorded in 48 violations (MR). 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%).

Sleepy Hollow Mobile Park's 1,307 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
290
Total Violations
1,307
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
79
County
Orange
School/Daycare
No
MCL Violations
7
Monitoring Violations
1,261
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Benzene MR 48 2018
1,1,1-Trichloroethane MR 44 2007
Carbon tetrachloride MR 44 2007
Trichloroethylene MR 44 2007
1,1,2-Trichloroethane MR 44 2007
CHLOROBENZENE MR 44 2007
Styrene MR 44 2007
1,2,4-Trichlorobenzene MR 44 2007
cis-1,2-Dichloroethylene MR 44 2007
DICHLOROMETHANE MR 44 2007
p-Dichlorobenzene MR 44 2007
Vinyl chloride MR 44 2007
1,2-Dichloropropane MR 44 2007
Ethylbenzene MR 44 2007
1,2-Dichloroethane MR 44 2007
Tetrachloroethylene MR 44 2007
Toluene MR 44 2007
o-Dichlorobenzene MR 44 2007
1,1-Dichloroethylene MR 44 2007
trans-1,2-Dichloroethylene MR 44 2007
Nitrate MR 17 2018
Lead and Copper Rule MR 16 2010
BHC-GAMMA MR 10 2019
Methoxychlor MR 10 2019
Toxaphene MR 10 2019
Di(2-ethylhexyl) adipate MR 10 2019
OXAMYL MR 10 2019
Hexachlorocyclopentadiene MR 10 2019
Aldicarb sulfoxide MR 10 2019
Aldicarb MR 10 2019

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 Sleepy Hollow Mobile Park.

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 NY3510681 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 Sleepy Hollow Mobile Park 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
2019 BHC-GAMMA MR 10 SDWIS / NY3510681 / 2010
2019 Methoxychlor MR 10 SDWIS / NY3510681 / 2015
2019 Toxaphene MR 10 SDWIS / NY3510681 / 2020
2019 Di(2-ethylhexyl) adipate MR 10 SDWIS / NY3510681 / 2035
2019 OXAMYL MR 10 SDWIS / NY3510681 / 2036
2019 Hexachlorocyclopentadiene MR 10 SDWIS / NY3510681 / 2042
2019 Aldicarb sulfoxide MR 10 SDWIS / NY3510681 / 2043
2019 Aldicarb MR 10 SDWIS / NY3510681 / 2047
2019 Atrazine MR 10 SDWIS / NY3510681 / 2050
2019 Heptachlor MR 10 SDWIS / NY3510681 / 2065
2019 Heptachlor epoxide MR 10 SDWIS / NY3510681 / 2067
2019 2,4-D MR 10 SDWIS / NY3510681 / 2105
2019 HEXACHLOROBENZENE MR 10 SDWIS / NY3510681 / 2274
2019 Benzo(a)pyrene MR 10 SDWIS / NY3510681 / 2306
2019 Total Polychlorinated Biphenyls (PCB) MR 10 SDWIS / NY3510681 / 2383

How Sleepy Hollow Mobile Park Compares

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

Metric Sleepy Hollow Mobile Park New York avg Federal benchmark
Total violations 1,307 68.2 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 7 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 290 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 Sleepy Hollow Mobile Park water safe to drink? ▼
Sleepy Hollow Mobile Park (PWS ID: NY3510681) has 1307 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 290 people using Groundwater sources.
How many people does Sleepy Hollow Mobile Park serve? ▼
Sleepy Hollow Mobile Park serves 290 people in Poughkeepsie, New York. It is a Private-owned system using Groundwater water sources with 79 service connections.
What type of violations does Sleepy Hollow Mobile Park have? ▼
Sleepy Hollow Mobile Park has 1,307 total violations: 7 health-based violations (MCL exceedances or treatment failures), 1,261 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Sleepy Hollow Mobile Park water? ▼
No PFAS testing data is available for Sleepy Hollow Mobile Park under the EPA's UCMR5 monitoring program.
What water source does Sleepy Hollow Mobile Park use? ▼
Sleepy Hollow Mobile Park uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
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.