Public water system · NY5930031
ActiveFour Winds Hospital
At a glance
Four Winds Hospital (PWSID NY5930031) is an active community water system in Westchester County, New York. It reports serving 400 people through 26 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2005.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
400
Service connections
26
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Four Winds Hospital compare with other water systems in Westchester County?
By EPA's size categories, Four Winds Hospital is a very small system (500 people or fewer). Westchester County has 273 active public water systems. Its population served is well below the county average of 3,808 people per system, and accounts for less than 0.1% of the 1,039,556 people reported by systems filed under the county. Across New York, the 8,167 active systems average 2,374 people each. Nationally, the average active community water system reports serving 6,703 people, so Four Winds Hospital is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. New York has 2,281 active community water systems, 28% of the state's 8,167 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 7,096 New York systems (87%) list groundwater as their primary source.
Who owns and regulates Four Winds Hospital?
EPA lists Four Winds Hospital as privately owned. The NY state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 185 of the 273 active systems in Westchester County (68%) are also privately owned.
Does Four Winds Hospital have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2005. The violations listed here began between January 2005 and January 2005. By type: 12 monitoring and reporting. The contaminant or rule involved most often is Radium-226 (3 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-226code 4020 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Uraniumcode 4006 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Radium (-226 and -228)code 4010 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Uraniumcode 4006 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-226code 4020 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Radium (-226 and -228)code 4010 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-228code 4030 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-228code 4030 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-228code 4030 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Uraniumcode 4006 | No | Resolved |
| 2005-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-226code 4020 | No | Resolved |
| 2005-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Four Winds Hospital: frequently asked questions
Who runs Four Winds Hospital?
Four Winds Hospital (PWSID NY5930031) is a community water system privately owned. It is regulated by the NY state drinking water program.
How many people does Four Winds Hospital serve?
Four Winds Hospital reports serving 400 people through 26 service connections in Westchester County, New York.
Where does Four Winds Hospital get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Four Winds Hospital have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2005. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Four Winds Hospital's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2005. For current results, consult the system's annual water quality report, EPA ECHO, or the NY state drinking water program.
Where can I find Four Winds Hospital's water quality report?
As a community water system, Four Winds Hospital must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Westchester County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Yonkers City | Westchester | 211,569 | Community | Purchased surface water |
| Veolia Water New York, Inc.. Rd-1 | Westchester | 146,732 | Community | Purchased surface water |
| Greenburgh Consolidated Wd #1 | Westchester | 86,624 | Community | Purchased surface water |
| Mount Vernon Water Department | Westchester | 73,893 | Community | Purchased surface water |
| Westchester Joint Water Works | Westchester | 59,629 | Community | Surface water |
| White Plains City | Westchester | 59,559 | Community | Purchased surface water |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Four Winds Hospital, PWSID NY5930031, New York”, https://aquacensus.com/water-systems/new-york/four-winds-hospital-ny5930031 (data as of October 1, 2026).