Public water system · NY4430161
ActiveSinger Castle
At a glance
Singer Castle (PWSID NY4430161) is an active transient non-community water system in St. Lawrence County, New York. It reports serving 25 people through 1 service connection. Its primary water source is surface water, and EPA lists it as privately owned. EPA's records list 4 violations for this system; none is health-based, and the most recent began in June 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
1
Primary source
SW
Surface water
System type
TNCWS
Transient non-community water system
System record
How does Singer Castle compare with other water systems in St. Lawrence County?
By EPA's size categories, Singer Castle is a very small system (500 people or fewer). St. Lawrence County has 229 active public water systems. Its population served is well below the county average of 354 people per system, and accounts for less than 0.1% 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 transient non-community water system reports serving 144 people, so Singer Castle is well below that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. New York has 5,182 active transient non-community water systems, 63% 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 Singer Castle?
EPA lists Singer Castle 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. 183 of the 229 active systems in St. Lawrence County (80%) are also privately owned.
Does Singer Castle have drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in June 2020. The violations listed here began between January 2006 and June 2020. By type: 3 monitoring and reporting and 1 monitoring. The contaminant or rule involved most often is Total coliform bacteria (TCR) (2 of them). EPA lists 4 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 |
|---|---|---|---|---|
| 2020-06-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2008-05-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-05-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
All 4 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.
Singer Castle: frequently asked questions
Who runs Singer Castle?
Singer Castle (PWSID NY4430161) is a transient non-community water system privately owned. It is regulated by the NY state drinking water program.
How many people does Singer Castle serve?
Singer Castle reports serving 25 people through 1 service connection in St. Lawrence County, New York.
Where does Singer Castle 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 Singer Castle have any drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in June 2020. 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 Singer Castle'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 4 violations for this system; none is health-based, and the most recent began in June 2020. For current results, consult EPA ECHO, or the NY state drinking water program.
Where can I find Singer Castle's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Singer Castle is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
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 |
| East Louisville Water District | St. Lawrence | 3,235 | Community | 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, “Singer Castle, PWSID NY4430161, New York”, https://aquacensus.com/water-systems/new-york/singer-castle-ny4430161 (data as of October 1, 2026).