Public water system · NY5110635
ActiveMontauk State Park
At a glance
Montauk State Park (PWSID NY5110635) is an active transient non-community water system in Suffolk County, New York. It reports serving 100 people through 3 service connections. Its primary water source is groundwater, and EPA lists it as under public/private ownership. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
100
Service connections
3
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Montauk State Park compare with other water systems in Suffolk County?
By EPA's size categories, Montauk State Park is a very small system (500 people or fewer). Suffolk County has 151 active public water systems. Its population served is well below the county average of 9,192 people per system, and accounts for less than 0.1% of the 1,387,972 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 Montauk State Park is about 31% 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. 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 Montauk State Park?
EPA lists Montauk State Park as under public/private ownership. 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. 1 of the 151 active systems in Suffolk County (0.7%) are also under public/private ownership.
Does Montauk State Park have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Montauk State Park. For the latest compliance status, check EPA ECHO for current compliance history.
Montauk State Park: frequently asked questions
Who runs Montauk State Park?
Montauk State Park (PWSID NY5110635) is a transient non-community water system under public/private ownership. It is regulated by the NY state drinking water program.
How many people does Montauk State Park serve?
Montauk State Park reports serving 100 people through 3 service connections in Suffolk County, New York.
Where does Montauk State Park 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 Montauk State Park have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Montauk State Park'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 Safe Drinking Water Act records list no violations for this system. For current results, consult EPA ECHO, or the NY state drinking water program.
Where can I find Montauk State Park's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Montauk State Park 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 Suffolk County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Suffolk County Water Authority | Suffolk | 1,100,000 | Community | Groundwater |
| South Huntington Water District | Suffolk | 81,760 | Community | Groundwater |
| Greenlawn Water District | Suffolk | 42,000 | Community | Groundwater |
| Riverhead Water District | Suffolk | 35,000 | Community | Groundwater |
| Dix Hills Water District | Suffolk | 34,522 | Community | Groundwater |
| Smithtown Water District | Suffolk | 19,635 | Community | Purchased 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, “Montauk State Park, PWSID NY5110635, New York”, https://aquacensus.com/water-systems/new-york/montauk-state-park-ny5110635 (data as of October 1, 2026).