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WESTSIDE GREENWOOD LAKE W.D.

PWS ID: NY3503566 · WARWICK, New York 10990

WESTSIDE GREENWOOD LAKE W.D. serves 1,700 people in WARWICK, New York using Groundwater water sources. It has 104 recorded EPA violations, including 8 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: WESTSIDE GREENWOOD LAKE W.D.

WESTSIDE GREENWOOD LAKE W.D. is a local-owned community water system that delivers drinking water to 1,700 residents in WARWICK, New York (Orange County) through 500 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 104 total violations for this system , of which 8 (8%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 95 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 Lead and Copper Rule, recorded in 14 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. WESTSIDE GREENWOOD LAKE W.D.'s 104 violations sit above the New York average. Statewide, 129 of 332 UCMR5-tested systems have reported PFAS detections (38.9%). 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
1,700
Total Violations
104
Health-Based Violations
8
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
500
County
Orange
School/Daycare
No
MCL Violations
4
Monitoring Violations
95
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 14 2016
DICHLOROMETHANE MR 4 2003
cis-1,2-Dichloroethylene MR 4 2003
trans-1,2-Dichloroethylene MR 4 2003
1,1-Dichloroethylene MR 4 2003
Vinyl chloride MR 4 2003
p-Dichlorobenzene MR 4 2003
Styrene MR 4 2003
Toluene MR 4 2003
Benzene MR 4 2003
1,1,2-Trichloroethane MR 4 2003
Carbon tetrachloride MR 4 2003
1,1,1-Trichloroethane MR 4 2003
1,2-Dichloroethane MR 4 2003
Coliform (TCR) MCL 4 2010
Ethylbenzene MR 4 2003
Tetrachloroethylene MR 4 2003
Trichloroethylene MR 4 2003
1,2,4-Trichlorobenzene MR 4 2003
o-Dichlorobenzene MR 4 2003
CHLOROBENZENE MR 4 2003
Lead and Copper Rule TT 4 2016
1,2-Dichloropropane MR 4 2003
Nitrate MR 1 1994

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 WESTSIDE GREENWOOD LAKE W.D..

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 NY3503566 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 WESTSIDE GREENWOOD LAKE W.D. 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 Lead and Copper Rule MR 14 SDWIS / NY3503566 / 5000
2016 Lead and Copper Rule TT 4 SDWIS / NY3503566 / 5000
2010 Coliform (TCR) MCL 4 SDWIS / NY3503566 / 3100
2003 DICHLOROMETHANE MR 4 SDWIS / NY3503566 / 2964
2003 cis-1,2-Dichloroethylene MR 4 SDWIS / NY3503566 / 2380
2003 trans-1,2-Dichloroethylene MR 4 SDWIS / NY3503566 / 2979
2003 1,1-Dichloroethylene MR 4 SDWIS / NY3503566 / 2977
2003 Vinyl chloride MR 4 SDWIS / NY3503566 / 2976
2003 p-Dichlorobenzene MR 4 SDWIS / NY3503566 / 2969
2003 Styrene MR 4 SDWIS / NY3503566 / 2996
2003 Toluene MR 4 SDWIS / NY3503566 / 2991
2003 Benzene MR 4 SDWIS / NY3503566 / 2990
2003 1,1,2-Trichloroethane MR 4 SDWIS / NY3503566 / 2985
2003 Carbon tetrachloride MR 4 SDWIS / NY3503566 / 2982
2003 1,1,1-Trichloroethane MR 4 SDWIS / NY3503566 / 2981

How WESTSIDE GREENWOOD LAKE W.D. Compares

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

Metric WESTSIDE GREENWOOD LAKE W.D. New York avg Federal benchmark
Total violations 104 68.2 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 8 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 1,700 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is WESTSIDE GREENWOOD LAKE W.D. water safe to drink? ▼
WESTSIDE GREENWOOD LAKE W.D. (PWS ID: NY3503566) has 104 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,700 people using Groundwater sources.
How many people does WESTSIDE GREENWOOD LAKE W.D. serve? ▼
WESTSIDE GREENWOOD LAKE W.D. serves 1,700 people in WARWICK, New York. It is a Local-owned system using Groundwater water sources with 500 service connections.
What type of violations does WESTSIDE GREENWOOD LAKE W.D. have? ▼
WESTSIDE GREENWOOD LAKE W.D. has 104 total violations: 8 health-based violations (MCL exceedances or treatment failures), 95 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in WESTSIDE GREENWOOD LAKE W.D. water? ▼
No PFAS testing data is available for WESTSIDE GREENWOOD LAKE W.D. under the EPA's UCMR5 monitoring program.
What water source does WESTSIDE GREENWOOD LAKE W.D. use? ▼
WESTSIDE GREENWOOD LAKE W.D. 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.

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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.

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