Public water system · NY5903464
ActiveWhite Plains City
At a glance
White Plains City (PWSID NY5903464) is an active community water system in Westchester County, New York. It reports serving 59,559 people through 9,400 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in January 2009.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
59,559
Service connections
9,400
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does White Plains City compare with other water systems in Westchester County?
By EPA's size categories, White Plains City is a large system (10,001 to 100,000 people). Westchester County has 273 active public water systems, and White Plains City is the 6th-largest of them by population served. Its population served is about 16 times the county average of 3,808 people per system, and accounts for 5.7% 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 White Plains City is about 8.9 times 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. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 399 New York systems (4.9%) list purchased surface water as their primary source.
Who owns and regulates White Plains City?
EPA lists White Plains City as owned by a local government. 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. 77 of the 273 active systems in Westchester County (28%) are also owned by a local government.
Does White Plains City have drinking water violations?
EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in January 2009. The violations listed here began between March 1999 and January 2009. By type: 1 public notice, recordkeeping or other and 1 required treatment not met. The contaminants or rules involved are Consumer Confidence Rule and Surface Water Treatment Rule. EPA lists 2 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 |
|---|---|---|---|---|
| 2009-01-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1999-03-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Surface Water Treatment Rulecode 0200 | Yes | Resolved |
All 2 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.
White Plains City: frequently asked questions
Who runs White Plains City?
White Plains City (PWSID NY5903464) is a community water system owned by a local government. It is regulated by the NY state drinking water program.
How many people does White Plains City serve?
White Plains City reports serving 59,559 people through 9,400 service connections in Westchester County, New York.
Where does White Plains City get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does White Plains City have any drinking water violations?
EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in January 2009. 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 White Plains City'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. EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in January 2009. For current results, consult the system's annual water quality report, EPA ECHO, or the NY state drinking water program.
Where can I find White Plains City's water quality report?
As a community water system, White Plains City 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 |
| Veolia Water New York, Inc.. Rd-2 | Westchester | 57,301 | 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, “White Plains City, PWSID NY5903464, New York”, https://aquacensus.com/water-systems/new-york/white-plains-city-ny5903464 (data as of October 1, 2026).