Public water system · NY3517675
ActiveLake Stahahe Ws
At a glance
Lake Stahahe Ws (PWSID NY3517675) is an active transient non-community water system in Orange County, New York. It reports serving 1,000 people through 7 service connections. Its primary water source is surface water, and EPA lists it as owned by a state government. EPA's records list 11 violations for this system; 1 is health-based, and the most recent began in January 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,000
Service connections
7
Primary source
SW
Surface water
System type
TNCWS
Transient non-community water system
System record
How does Lake Stahahe Ws compare with other water systems in Orange County?
By EPA's size categories, Lake Stahahe Ws is a small system (501 to 3,300 people). Orange County has 451 active public water systems. Its population served is roughly in line with the county average of 921 people per system, and accounts for 0.2% of the 415,298 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 Lake Stahahe Ws is about 6.9 times 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 Lake Stahahe Ws?
EPA lists Lake Stahahe Ws as owned by a state 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. 10 of the 451 active systems in Orange County (2.2%) are also owned by a state government.
Does Lake Stahahe Ws have drinking water violations?
EPA's records list 11 violations for this system; 1 is health-based, and the most recent began in January 2022. The violations listed here began between June 2001 and January 2022. By type: 8 monitoring and reporting, 2 monitoring and 1 required treatment not met. The contaminant or rule involved most often is Surface Water Treatment Rule (4 of them). EPA lists 11 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 |
|---|---|---|---|---|
| 2022-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2018-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2017-08-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2016-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2007-07-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2005-06-01 | Required treatment not metMonthly Turbidity Exceed (Enhanced SWTR) · code 44 | Interim Enhanced Surface Water Treatment Rulecode 0300 | Yes | Resolved |
| 2004-09-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2004-08-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2001-07-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2001-06-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
All 11 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.
Lake Stahahe Ws: frequently asked questions
Who runs Lake Stahahe Ws?
Lake Stahahe Ws (PWSID NY3517675) is a transient non-community water system owned by a state government. It is regulated by the NY state drinking water program.
How many people does Lake Stahahe Ws serve?
Lake Stahahe Ws reports serving 1,000 people through 7 service connections in Orange County, New York.
Where does Lake Stahahe Ws 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 Lake Stahahe Ws have any drinking water violations?
EPA's records list 11 violations for this system; 1 is health-based, and the most recent began in January 2022. 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 Lake Stahahe Ws' 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 11 violations for this system; 1 is health-based, and the most recent began in January 2022. For current results, consult EPA ECHO, or the NY state drinking water program.
Where can I find Lake Stahahe Ws' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Lake Stahahe Ws 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 Orange County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Kiryas Joel | Orange | 51,623 | Community | Groundwater |
| Middletown City | Orange | 30,000 | Community | Surface water |
| Newburgh City | Orange | 29,000 | Community | Surface water |
| New Windsor Consolidated Wd | Orange | 25,667 | Community | Purchased surface water |
| Newburgh Consolidated Wd | Orange | 22,282 | Community | Surface water |
| Wallkill Consolidated Wd | Orange | 18,450 | Community | Groundwater under influence of 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, “Lake Stahahe Ws, PWSID NY3517675, New York”, https://aquacensus.com/water-systems/new-york/lake-stahahe-ws-ny3517675 (data as of October 1, 2026).