Public water system · NY3401178
ActiveSeneca Town Wd
At a glance
Seneca Town Wd (PWSID NY3401178) is an active community water system in Ontario County, New York. It reports serving 2,625 people through 1,038 service connections. Its primary water source is purchased groundwater, and EPA lists it as owned by a local government. EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 2013.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,625
Service connections
1,038
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Seneca Town Wd compare with other water systems in Ontario County?
By EPA's size categories, Seneca Town Wd is a small system (501 to 3,300 people). Ontario County has 53 active public water systems. Its population served is about 50% above the county average of 1,756 people per system, and accounts for 2.8% of the 93,056 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 Seneca Town Wd is about 61% 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 groundwater means the system buys groundwater from another public water system rather than drawing its own. 114 New York systems (1.4%) list purchased groundwater as their primary source.
Who owns and regulates Seneca Town Wd?
EPA lists Seneca Town Wd 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. 27 of the 53 active systems in Ontario County (51%) are also owned by a local government.
Does Seneca Town Wd have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 2013. The violations listed here began between January 2001 and October 2013. By type: 2 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Lead and Copper Rule (2 of them). EPA lists 2 as resolved and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2013-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Unaddressed |
| 2010-09-01 | Public notice, recordkeeping or otherOperations Report · code 10 | Not reported | No | Resolved |
| 2001-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
All 3 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.
Seneca Town Wd: frequently asked questions
Who runs Seneca Town Wd?
Seneca Town Wd (PWSID NY3401178) is a community water system owned by a local government. It is regulated by the NY state drinking water program.
How many people does Seneca Town Wd serve?
Seneca Town Wd reports serving 2,625 people through 1,038 service connections in Ontario County, New York.
Where does Seneca Town Wd get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Seneca Town Wd have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 2013. 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 Seneca Town Wd'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 3 violations for this system; none is health-based, and the most recent began in October 2013. For current results, consult the system's annual water quality report, EPA ECHO, or the NY state drinking water program.
Where can I find Seneca Town Wd's water quality report?
As a community water system, Seneca Town Wd 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 Ontario County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Geneva City | Ontario | 13,334 | Community | Surface water |
| Canandaigua-Farmington Consolidated W.D. | Ontario | 13,000 | Community | Purchased surface water |
| Canandaigua City | Ontario | 11,264 | Community | Surface water |
| Mcwa - Geneva | Ontario | 8,532 | Community | Purchased surface water |
| Canandaigua Town Cons. Wd | Ontario | 6,800 | Community | Purchased surface water |
| Hopewell Cons Wd 1 | Ontario | 3,781 | Community | Purchased surface water |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Seneca Town Wd, PWSID NY3401178, New York”, https://aquacensus.com/water-systems/new-york/seneca-town-wd-ny3401178 (data as of October 1, 2026).