Public water system · NY4430133
ActiveEast Louisville Water District
At a glance
East Louisville Water District (PWSID NY4430133) is an active community water system in St. Lawrence County, New York. It reports serving 3,235 people through 1,134 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2009.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,235
Service connections
1,134
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does East Louisville Water District compare with other water systems in St. Lawrence County?
By EPA's size categories, East Louisville Water District is a small system (501 to 3,300 people). St. Lawrence County has 229 active public water systems, and East Louisville Water District is the 6th-largest of them by population served. Its population served is about 9.1 times the county average of 354 people per system, and accounts for 4% of the 81,125 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 East Louisville Water District is about half of 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. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 296 New York systems (3.6%) list surface water as their primary source.
Who owns and regulates East Louisville Water District?
EPA lists East Louisville Water District 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. 34 of the 229 active systems in St. Lawrence County (15%) are also owned by a local government.
Does East Louisville Water District have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2009. The violations listed here began between September 2007 and July 2009. By type: 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Consumer Confidence Rule (2 of them). 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 |
|---|---|---|---|---|
| 2009-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2007-09-02 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | 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.
East Louisville Water District: frequently asked questions
Who runs East Louisville Water District?
East Louisville Water District (PWSID NY4430133) is a community water system owned by a local government. It is regulated by the NY state drinking water program.
How many people does East Louisville Water District serve?
East Louisville Water District reports serving 3,235 people through 1,134 service connections in St. Lawrence County, New York.
Where does East Louisville Water District get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does East Louisville Water District have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 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 East Louisville Water District'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; none is health-based, and the most recent began in July 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 East Louisville Water District's water quality report?
As a community water system, East Louisville Water District 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 St. Lawrence County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Massena Village | St. Lawrence | 16,729 | Community | Surface water |
| Ogdensburg City | St. Lawrence | 10,064 | Community | Surface water |
| Potsdam Village | St. Lawrence | 8,312 | Community | Surface water |
| Canton Village | St. Lawrence | 7,055 | Community | Groundwater |
| Gouverneur | St. Lawrence | 4,263 | Community | Surface water |
| Norfolk Water District | St. Lawrence | 2,300 | Community | Groundwater |
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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, “East Louisville Water District, PWSID NY4430133, New York”, https://aquacensus.com/water-systems/new-york/east-louisville-water-district-ny4430133 (data as of October 1, 2026).