Public water system · NY5530300
ActiveSp Scientific Stone Ridge
At a glance
Sp Scientific Stone Ridge (PWSID NY5530300) is an active non-transient non-community water system in Ulster County, New York. It reports serving 25 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 3 violations for this system; 1 is health-based, and the most recent began in October 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Sp Scientific Stone Ridge compare with other water systems in Ulster County?
By EPA's size categories, Sp Scientific Stone Ridge is a very small system (500 people or fewer). Ulster County has 446 active public water systems. Its population served is well below the county average of 298 people per system, and accounts for less than 0.1% of the 133,020 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 non-transient non-community water system reports serving 430 people, so Sp Scientific Stone Ridge is well below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. New York has 704 active non-transient non-community water systems, 8.6% of the state's 8,167 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 7,096 New York systems (87%) list groundwater as their primary source.
Who owns and regulates Sp Scientific Stone Ridge?
EPA lists Sp Scientific Stone Ridge 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. 384 of the 446 active systems in Ulster County (86%) are also privately owned.
Does Sp Scientific Stone Ridge have drinking water violations?
EPA's records list 3 violations for this system; 1 is health-based, and the most recent began in October 2024. The violations listed here began between October 2010 and October 2024. By type: 1 reporting, 1 monitoring and 1 contaminant level above the legal limit. The contaminants or rules involved are Lead and Copper Rule Revisions, Revised Total Coliform Rule and Total coliform bacteria (TCR). EPA lists 3 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 |
|---|---|---|---|---|
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2023-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2010-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | 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.
Sp Scientific Stone Ridge: frequently asked questions
Who runs Sp Scientific Stone Ridge?
Sp Scientific Stone Ridge (PWSID NY5530300) is a non-transient non-community water system privately owned. It is regulated by the NY state drinking water program.
How many people does Sp Scientific Stone Ridge serve?
Sp Scientific Stone Ridge reports serving 25 people through 1 service connection in Ulster County, New York.
Where does Sp Scientific Stone Ridge get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Sp Scientific Stone Ridge have any drinking water violations?
EPA's records list 3 violations for this system; 1 is health-based, and the most recent began in October 2024. 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 Sp Scientific Stone Ridge'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; 1 is health-based, and the most recent began in October 2024. For current results, consult EPA ECHO, or the NY state drinking water program.
Where can I find Sp Scientific Stone Ridge's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Sp Scientific Stone Ridge is a non-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 Ulster County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Kingston (City) Water District | Ulster | 24,000 | Community | Surface water |
| New Paltz (Village) Water Dist | Ulster | 7,523 | Community | Surface water |
| Ulster Water District | Ulster | 5,500 | Community | Purchased surface water |
| Port Ewen Water District | Ulster | 4,500 | Community | Surface water |
| Ellenville (Village) Water Dis | Ulster | 4,300 | Community | Groundwater |
| Saugerties (Village) Water Dis | Ulster | 4,200 | 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, “Sp Scientific Stone Ridge, PWSID NY5530300, New York”, https://aquacensus.com/water-systems/new-york/sp-scientific-stone-ridge-ny5530300 (data as of October 1, 2026).