Public water system · NY4952683
ActiveJunius Water District #3
At a glance
Junius Water District #3 (PWSID NY4952683) is an active community water system in Seneca County, New York. It reports serving 50 people through 1 service connection. 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; none is health-based, and the most recent began in December 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
50
Service connections
1
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Junius Water District #3 compare with other water systems in Seneca County?
By EPA's size categories, Junius Water District #3 is a very small system (500 people or fewer). Seneca County has 87 active public water systems. Its population served is well below the county average of 319 people per system, and accounts for 0.2% of the 27,760 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 Junius Water District #3 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. 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 Junius Water District #3?
EPA lists Junius Water District #3 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. 24 of the 87 active systems in Seneca County (28%) are also owned by a local government.
Does Junius Water District #3 have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in December 2025. The violations listed here began between October 2024 and December 2025. By type: 1 monitoring and 1 reporting. The contaminants or rules involved are Revised Total Coliform Rule and Lead and Copper Rule Revisions. EPA lists 1 as archived and 1 as resolved. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status. 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 |
|---|---|---|---|---|
| 2025-12-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | 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.
Junius Water District #3: frequently asked questions
Who runs Junius Water District #3?
Junius Water District #3 (PWSID NY4952683) is a community water system owned by a local government. It is regulated by the NY state drinking water program.
How many people does Junius Water District #3 serve?
Junius Water District #3 reports serving 50 people through 1 service connection in Seneca County, New York.
Where does Junius Water District #3 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 Junius Water District #3 have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in December 2025. 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 Junius Water District #3'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 December 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the NY state drinking water program.
Where can I find Junius Water District #3's water quality report?
As a community water system, Junius Water District #3 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 Seneca County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Seneca Falls | Seneca | 9,400 | Community | Surface water |
| Waterloo Village | Seneca | 7,000 | Community | Surface water |
| Seneca County Water District #1 | Seneca | 1,820 | Community | Purchased surface water |
| Border City Water District | Seneca | 1,600 | Community | Purchased surface water |
| Ovid Village | Seneca | 990 | Community | Surface water |
| Interlaken Village | Seneca | 650 | 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, “Junius Water District #3, PWSID NY4952683, New York”, https://aquacensus.com/water-systems/new-york/junius-water-district-3-ny4952683 (data as of October 1, 2026).